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class="vector-toc-numb">2</span> <span>Salesópolis hydroelectric station</span> </div> </a> <ul id="toc-Salesópolis_hydroelectric_station-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Navigation_on_the_waterway_Tietê-Paraná" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Navigation_on_the_waterway_Tietê-Paraná"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Navigation on the waterway Tietê-Paraná</span> </div> </a> <ul id="toc-Navigation_on_the_waterway_Tietê-Paraná-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Pollution_and_environmental_degradation" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Pollution_and_environmental_degradation"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Pollution and environmental degradation</span> </div> </a> <ul id="toc-Pollution_and_environmental_degradation-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-The_Tietê_project" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#The_Tietê_project"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>The Tietê project</span> </div> </a> <ul id="toc-The_Tietê_project-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Tributaries_of_the_Tietê_River" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Tributaries_of_the_Tietê_River"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Tributaries of the Tietê River</span> </div> </a> <ul id="toc-Tributaries_of_the_Tietê_River-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Images" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Images"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Images</span> </div> </a> <ul id="toc-Images-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-See_also" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#See_also"> <div class="vector-toc-text"> <span class="vector-toc-numb">8</span> <span>See also</span> </div> </a> <ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">9</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Tietê River</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 33 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-33" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">33 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%86%D9%87%D8%B1_%D8%AA%D9%8A%D9%8A%D8%AA%D9%8A" title="نهر تييتي – Arabic" lang="ar" hreflang="ar" data-title="نهر تييتي" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-gn mw-list-item"><a href="https://gn.wikipedia.org/wiki/Ysyry_Tyete" title="Ysyry Tyete – Guarani" lang="gn" hreflang="gn" data-title="Ysyry Tyete" data-language-autonym="Avañe'ẽ" data-language-local-name="Guarani" class="interlanguage-link-target"><span>Avañe'ẽ</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Tiet%D0%B5" title="Tietе – Azerbaijani" lang="az" hreflang="az" data-title="Tietе" data-language-autonym="Azərbaycanca" data-language-local-name="Azerbaijani" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%A2%D1%8B%D0%B5%D1%82%D1%8D_(%D1%80%D0%B0%D0%BA%D0%B0)" title="Тыетэ (рака) – Belarusian" lang="be" hreflang="be" data-title="Тыетэ (рака)" data-language-autonym="Беларуская" data-language-local-name="Belarusian" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%A2%D0%B8%D0%B5%D1%82%D0%B5_(%D1%80%D0%B5%D0%BA%D0%B0)" title="Тиете (река) – Bulgarian" lang="bg" hreflang="bg" data-title="Тиете (река)" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Riu_Tiet%C3%AA" title="Riu Tietê – Catalan" lang="ca" hreflang="ca" data-title="Riu Tietê" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%A2%D0%B8%D0%B5%D1%82%D0%B5_(%D1%8E%D1%85%D0%B0%D0%BD%D1%88%D1%8B%D0%B2)" title="Тиете (юханшыв) – Chuvash" lang="cv" hreflang="cv" data-title="Тиете (юханшыв)" data-language-autonym="Чӑвашла" data-language-local-name="Chuvash" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-ceb mw-list-item"><a href="https://ceb.wikipedia.org/wiki/Rio_Tiet%C3%AA" title="Rio Tietê – Cebuano" lang="ceb" hreflang="ceb" data-title="Rio Tietê" data-language-autonym="Cebuano" data-language-local-name="Cebuano" class="interlanguage-link-target"><span>Cebuano</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Tiete" title="Tiete – Czech" lang="cs" hreflang="cs" data-title="Tiete" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Rio_Tiet%C3%AA" title="Rio Tietê – German" lang="de" hreflang="de" data-title="Rio Tietê" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/R%C3%ADo_Tiet%C3%A9" title="Río Tieté – Spanish" lang="es" hreflang="es" data-title="Río Tieté" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Rivero_Tiet%C3%AA" title="Rivero Tietê – Esperanto" lang="eo" hreflang="eo" data-title="Rivero Tietê" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Tiet%C3%AA_(ibaia)" title="Tietê (ibaia) – Basque" lang="eu" hreflang="eu" data-title="Tietê (ibaia)" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Rio_Tiet%C3%AA" title="Rio Tietê – French" lang="fr" hreflang="fr" data-title="Rio Tietê" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/R%C3%ADo_Tiet%C3%AA" title="Río Tietê – Galician" lang="gl" hreflang="gl" data-title="Río Tietê" data-language-autonym="Galego" data-language-local-name="Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Rivero_Tiet%C3%AA" title="Rivero Tietê – Ido" lang="io" hreflang="io" data-title="Rivero Tietê" data-language-autonym="Ido" data-language-local-name="Ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Sungai_Tiet%C3%AA" title="Sungai Tietê – Indonesian" lang="id" hreflang="id" data-title="Sungai Tietê" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Fiume_Tiet%C3%AA" title="Fiume Tietê – Italian" lang="it" hreflang="it" data-title="Fiume Tietê" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Tiet%C4%97" title="Tietė – Lithuanian" lang="lt" hreflang="lt" data-title="Tietė" data-language-autonym="Lietuvių" data-language-local-name="Lithuanian" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%A2%D0%B8%D0%B5%D1%82%D0%B5" title="Тиете – Macedonian" lang="mk" hreflang="mk" data-title="Тиете" data-language-autonym="Македонски" data-language-local-name="Macedonian" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-mwl mw-list-item"><a href="https://mwl.wikipedia.org/wiki/Riu_Tiet%C3%AA" title="Riu Tietê – Mirandese" lang="mwl" hreflang="mwl" data-title="Riu Tietê" data-language-autonym="Mirandés" data-language-local-name="Mirandese" class="interlanguage-link-target"><span>Mirandés</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Tiet%C3%AA_(rivier)" title="Tietê (rivier) – Dutch" lang="nl" hreflang="nl" data-title="Tietê (rivier)" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Tiet%C3%AA" title="Tietê – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Tietê" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Tiete_daryosi" title="Tiete daryosi – Uzbek" lang="uz" hreflang="uz" data-title="Tiete daryosi" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Uzbek" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Tiet%C3%AA_(rzeka)" title="Tietê (rzeka) – Polish" lang="pl" hreflang="pl" data-title="Tietê (rzeka)" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Rio_Tiet%C3%AA" title="Rio Tietê – Portuguese" lang="pt" hreflang="pt" data-title="Rio Tietê" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A2%D0%B8%D0%B5%D1%82%D0%B5_(%D1%80%D0%B5%D0%BA%D0%B0)" title="Тиете (река) – Russian" lang="ru" hreflang="ru" data-title="Тиете (река)" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Tiete" title="Tiete – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Tiete" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croatian" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Rio_Tiet%C3%AA" title="Rio Tietê – Swedish" lang="sv" hreflang="sv" data-title="Rio Tietê" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%81%E0%B8%A1%E0%B9%88%E0%B8%99%E0%B9%89%E0%B8%B3%E0%B8%95%E0%B8%B5%E0%B9%80%E0%B8%AD%E0%B9%80%E0%B8%95" title="แม่น้ำตีเอเต – Thai" lang="th" hreflang="th" data-title="แม่น้ำตีเอเต" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%A2%D1%96%D0%B5%D1%82%D0%B5" title="Тіете – Ukrainian" lang="uk" hreflang="uk" data-title="Тіете" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E9%93%81%E7%89%B9%E6%B2%B3" title="铁特河 – Wu" lang="wuu" hreflang="wuu" data-title="铁特河" data-language-autonym="吴语" data-language-local-name="Wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E9%90%B5%E7%89%B9%E6%B2%B3" title="鐵特河 – Chinese" lang="zh" hreflang="zh" data-title="鐵特河" data-language-autonym="中文" data-language-local-name="Chinese" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q849539#sitelinks-wikipedia" title="Edit interlanguage links" class="wbc-editpage">Edit links</a></span></div> </div> </div> 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Unsourced material may be challenged and removed.<br /><small><span class="plainlinks"><i>Find sources:</i> <a rel="nofollow" class="external text" href="https://www.google.com/search?as_eq=wikipedia&q=%22Tiet%C3%AA+River%22">"Tietê River"</a> – <a rel="nofollow" class="external text" href="https://www.google.com/search?tbm=nws&q=%22Tiet%C3%AA+River%22+-wikipedia&tbs=ar:1">news</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?&q=%22Tiet%C3%AA+River%22&tbs=bkt:s&tbm=bks">newspapers</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?tbs=bks:1&q=%22Tiet%C3%AA+River%22+-wikipedia">books</a> <b>·</b> <a rel="nofollow" class="external text" href="https://scholar.google.com/scholar?q=%22Tiet%C3%AA+River%22">scholar</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.jstor.org/action/doBasicSearch?Query=%22Tiet%C3%AA+River%22&acc=on&wc=on">JSTOR</a></span></small></span> <span class="date-container"><i>(<span class="date">July 2014</span>)</i></span><span class="hide-when-compact"><i> (<small><a href="/wiki/Help:Maintenance_template_removal" title="Help:Maintenance template removal">Learn how and when to remove this message</a></small>)</i></span></div></td></tr></tbody></table> <style data-mw-deduplicate="TemplateStyles:r1257001546">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox"><tbody><tr><th colspan="2" class="infobox-above" style="background-color: #CEDEFF;color: #202122;">Tietê River</th></tr><tr><td colspan="2" class="infobox-image"><span typeof="mw:File"><a href="/wiki/File:Rio_Tiet%C3%AA_Barra_Bonita_150606_REFON.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/16/Rio_Tiet%C3%AA_Barra_Bonita_150606_REFON.jpg/300px-Rio_Tiet%C3%AA_Barra_Bonita_150606_REFON.jpg" decoding="async" width="300" height="192" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/16/Rio_Tiet%C3%AA_Barra_Bonita_150606_REFON.jpg/450px-Rio_Tiet%C3%AA_Barra_Bonita_150606_REFON.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/16/Rio_Tiet%C3%AA_Barra_Bonita_150606_REFON.jpg/600px-Rio_Tiet%C3%AA_Barra_Bonita_150606_REFON.jpg 2x" data-file-width="1600" data-file-height="1025" /></a></span><div class="infobox-caption">Tietê River at <a href="/wiki/Barra_Bonita,_S%C3%A3o_Paulo" title="Barra Bonita, São Paulo">Barra Bonita</a> and <a href="/wiki/Igara%C3%A7u_do_Tiet%C3%AA" title="Igaraçu do Tietê">Igaraçu do Tietê</a></div></td></tr><tr><td colspan="2" class="infobox-image"><span typeof="mw:File"><a href="/wiki/File:Riodelaplatabasinmap.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/13/Riodelaplatabasinmap.png/300px-Riodelaplatabasinmap.png" decoding="async" width="300" height="302" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/13/Riodelaplatabasinmap.png/450px-Riodelaplatabasinmap.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/13/Riodelaplatabasinmap.png/600px-Riodelaplatabasinmap.png 2x" data-file-width="1500" data-file-height="1510" /></a></span><div class="infobox-caption">Map of the <a href="/wiki/La_Plata_Basin" class="mw-redirect" title="La Plata Basin">La Plata Basin</a>, showing the Tietê River flowing from São Paulo to the <a href="/wiki/Paran%C3%A1_River" title="Paraná River">Paraná River</a>.</div></td></tr><tr><th scope="row" class="infobox-label">Native name</th><td class="infobox-data nickname"><span title="Portuguese-language text"><i lang="pt">Rio Tietê</i></span> <span class="languageicon" style="font-size:100%; font-weight:normal">(<a href="/wiki/Portuguese_language" title="Portuguese language">Portuguese</a>)</span></td></tr><tr><th colspan="2" class="infobox-header" style="background-color: #CEDEFF;color: #202122;">Location</th></tr><tr style="padding: 0 0.6em 0.2em 0.6em;line-height: 1.2em;"><th scope="row" class="infobox-label">Country</th><td class="infobox-data"><a href="/wiki/Brazil" title="Brazil">Brazil</a></td></tr><tr style="padding: 0 0.6em 0.2em 0.6em;line-height: 1.2em;"><th scope="row" class="infobox-label">Region</th><td class="infobox-data"><a href="/wiki/South_America" title="South America">South America</a></td></tr><tr><th colspan="2" class="infobox-header" style="background-color: #CEDEFF;color: #202122;">Physical characteristics</th></tr><tr style="display:none;"><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"></td></tr><tr><th scope="row" class="infobox-label">Source</th><td class="infobox-data"><a href="/wiki/Sales%C3%B3polis" title="Salesópolis">Salesópolis</a>, <a href="/wiki/Serra_do_Mar" title="Serra do Mar">Serra do Mar</a></td></tr><tr style="padding: 0 0.6em 0.2em 0.6em;line-height: 1.2em;"><th scope="row" class="infobox-label"><span style="font-weight:normal"> • elevation</span></th><td class="infobox-data">1,120 m (3,670 ft)</td></tr><tr style="display:none"><td colspan="2"> </td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/River_mouth" title="River mouth">Mouth</a></th><td class="infobox-data">Lake at the <a href="/wiki/Eng_Souza_Dias_Dam" class="mw-redirect" title="Eng Souza Dias Dam">Eng Souza Dias (Jupiá) Dam</a>, <a href="/wiki/Paran%C3%A1_River" title="Paraná River">Paraná River</a></td></tr><tr style="padding: 0 0.6em 0.2em 0.6em;line-height: 1.2em;"><th scope="row" class="infobox-label"><div style="display:inline;font-weight:normal"> • elevation</div></th><td class="infobox-data">280.5 m (920 ft)</td></tr><tr style="padding: 0 0.6em 0.2em 0.6em;line-height: 1.2em;"><th scope="row" class="infobox-label">Length</th><td class="infobox-data">1,150 km (710 mi)</td></tr><tr><th scope="row" class="infobox-label">Basin size</th><td class="infobox-data">72,168 km<sup>2</sup> (27,864 sq mi)<sup id="cite_ref-Parana_(La_Plata)_1-0" class="reference"><a href="#cite_note-Parana_(La_Plata)-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></td></tr><tr style="display:none;"><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"></td></tr><tr style="padding: 0 0.6em 0.2em 0.6em;line-height: 1.2em;"><th scope="row" class="infobox-label">Discharge</th><td class="infobox-data"> </td></tr><tr style="padding: 0 0.6em 0.2em 0.6em;line-height: 1.2em;"><th scope="row" class="infobox-label"><span style="font-weight:normal"> • location</span></th><td class="infobox-data">Near mouth</td></tr><tr style="padding: 0 0.6em 0.2em 0.6em;line-height: 1.2em;"><th scope="row" class="infobox-label"><span style="font-weight:normal"> • average</span></th><td class="infobox-data">(Period: 1971–2000)937.2 m<sup>3</sup>/s (33,100 cu ft/s)<sup id="cite_ref-Parana_(La_Plata)_1-1" class="reference"><a href="#cite_note-Parana_(La_Plata)-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></td></tr><tr style="display:none"><td colspan="2"> </td></tr><tr><th colspan="2" class="infobox-header" style="background-color: #CEDEFF;color: #202122;">Basin features</th></tr><tr><th scope="row" class="infobox-label">Progression</th><td class="infobox-data"><a href="/wiki/Paran%C3%A1_River" title="Paraná River">Paraná</a> → <a href="/wiki/R%C3%ADo_de_la_Plata" title="Río de la Plata">Río de la Plata</a> → <a href="/wiki/Atlantic_Ocean" title="Atlantic Ocean">Atlantic Ocean</a></td></tr><tr><th scope="row" class="infobox-label"><span class="nowrap"><a href="/wiki/Drainage_basin" title="Drainage basin">River system</a></span></th><td class="infobox-data"><a href="/wiki/R%C3%ADo_de_la_Plata" title="Río de la Plata">Río de la Plata</a></td></tr></tbody></table> <p>The <b>Tietê River</b> (<a href="/wiki/Portuguese_language" title="Portuguese language">Portuguese</a>, <b>Rio Tietê</b>, <style data-mw-deduplicate="TemplateStyles:r1177148991">.mw-parser-output .IPA-label-small{font-size:85%}.mw-parser-output .references .IPA-label-small,.mw-parser-output .infobox .IPA-label-small,.mw-parser-output .navbox .IPA-label-small{font-size:100%}</style><span class="IPA-label IPA-label-small">Portuguese pronunciation:</span> <span class="IPA nowrap" lang="pt-Latn-fonipa"><a href="/wiki/Help:IPA/Portuguese" title="Help:IPA/Portuguese">[tʃi.eˈte]</a></span>)<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> is a Brazilian river in the state of <a href="/wiki/S%C3%A3o_Paulo_(state)" title="São Paulo (state)">São Paulo</a>. </p><p>The first known use of the name Tietê was on a map published in 1748 by d’Anville.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> The name means "truthful river", or "truthful waters”, in <a href="/wiki/Tupi_language" title="Tupi language">Tupi</a>.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (July 2018)">citation needed</span></a></i>]</sup> </p><p>The Tietê River is a historically significant and economically important river, which stretches 450 kilometers and allows for navigation of barges carrying various goods. </p><p>Pollution of the Tietê River began subtly in the 1920s, but it has worsened significantly over time. In September 2010, National Geographic identified the river as the most polluted in Brazil. Despite efforts to clean up the river, it still suffers from pollution and environmental degradation, and some species are threatened, or possibly extinct. </p><p><br /> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Source">Source</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tiet%C3%AA_River&action=edit&section=1" title="Edit section: Source"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:Nascente_do_Tiete.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f1/Nascente_do_Tiete.jpg/220px-Nascente_do_Tiete.jpg" decoding="async" width="220" height="302" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f1/Nascente_do_Tiete.jpg/330px-Nascente_do_Tiete.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f1/Nascente_do_Tiete.jpg/440px-Nascente_do_Tiete.jpg 2x" data-file-width="1458" data-file-height="2000" /></a><figcaption>Source of the Tietê River in <a href="/wiki/Sales%C3%B3polis" title="Salesópolis">Salesópolis</a>: The water flows over stones.</figcaption></figure> <p>The <a href="/wiki/Headwaters" class="mw-redirect" title="Headwaters">headwaters</a> are in the <a href="/wiki/Serra_do_Mar" title="Serra do Mar">Serra do Mar</a>, to the east of <a href="/wiki/S%C3%A3o_Paulo" title="São Paulo">São Paulo</a>.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Salesópolis_hydroelectric_station"><span id="Sales.C3.B3polis_hydroelectric_station"></span>Salesópolis hydroelectric station</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tiet%C3%AA_River&action=edit&section=2" title="Edit section: Salesópolis hydroelectric station"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>One of the first hydroelectric power stations constructed in Brazil, "Usina Parque de Salesópolis", constructed in 1912 by the <a href="/wiki/S%C3%A3o_Paulo_Tramway,_Light_and_Power_Company" title="São Paulo Tramway, Light and Power Company">São Paulo Tramway, Light and Power Company</a>, is on the Tietê, in the municipality of Salesópolis. It generated energy from the water dropping a height of 72m through a pair of surface pipes. The dam was built at the lip of a waterfall, and thus is only 5m high. </p> <div class="mw-heading mw-heading2"><h2 id="Navigation_on_the_waterway_Tietê-Paraná"><span id="Navigation_on_the_waterway_Tiet.C3.AA-Paran.C3.A1"></span>Navigation on the waterway Tietê-Paraná</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tiet%C3%AA_River&action=edit&section=3" title="Edit section: Navigation on the waterway Tietê-Paraná"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:Barra_Bonita_navio_REFON_150606.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/98/Barra_Bonita_navio_REFON_150606.jpg/220px-Barra_Bonita_navio_REFON_150606.jpg" decoding="async" width="220" height="147" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/98/Barra_Bonita_navio_REFON_150606.jpg/330px-Barra_Bonita_navio_REFON_150606.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/98/Barra_Bonita_navio_REFON_150606.jpg/440px-Barra_Bonita_navio_REFON_150606.jpg 2x" data-file-width="1593" data-file-height="1067" /></a><figcaption><a href="/wiki/Tourism" title="Tourism">Tourism</a> in <a href="/wiki/Barra_Bonita,_S%C3%A3o_Paulo" title="Barra Bonita, São Paulo">Barra Bonita</a>, in the <a href="/wiki/Interior_of_S%C3%A3o_Paulo" title="Interior of São Paulo">interior of São Paulo</a>.</figcaption></figure> <p>Several dams ( for instance the Barra Bonita ) on the river have ship locks to ensure that navigation on the river is possible. The waterway of the Tietê-Paraná permits navigation over a length of 1,100 kilometres (680 mi) between <a href="/wiki/Conchas" title="Conchas">Conchas</a> on the River Tietê (São Paulo) and São Simão (Goiás), on the <a href="/wiki/Parana%C3%ADba_River" title="Paranaíba River">Paranaíba River</a> and then, up to ltaipu, attaining 2,400 kilometres (1,500 mi) of waterway. Barges transport produce at a cost which is lower than road transport with, for example, more than one million metric tons of grains (maize) per year being transported an average distance of 700 kilometres (430 mi). All river ship freight including such commodities like sand, gravel, and sugarcane, total approximately 2 million metric tons.<i> (source : DNIT)</i> About 450 kilometres (280 mi) of the Tietê River is fully navigable<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Pollution_and_environmental_degradation">Pollution and environmental degradation</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tiet%C3%AA_River&action=edit&section=4" title="Edit section: Pollution and environmental degradation"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Rio_tiete.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Rio_tiete.jpg/250px-Rio_tiete.jpg" decoding="async" width="250" height="166" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Rio_tiete.jpg/375px-Rio_tiete.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/d/d6/Rio_tiete.jpg 2x" data-file-width="476" data-file-height="317" /></a><figcaption>Rio Tietê in São Paulo, retraced from an old postcard.</figcaption></figure> <figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Marginal_tiet%C3%AA.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ed/Marginal_tiet%C3%AA.jpg/250px-Marginal_tiet%C3%AA.jpg" decoding="async" width="250" height="157" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ed/Marginal_tiet%C3%AA.jpg/375px-Marginal_tiet%C3%AA.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ed/Marginal_tiet%C3%AA.jpg/500px-Marginal_tiet%C3%AA.jpg 2x" data-file-width="3504" data-file-height="2203" /></a><figcaption><a href="/wiki/Marginal_Tiet%C3%AA" title="Marginal Tietê">Marginal Tietê</a>, with the Tietê River, in <a href="/wiki/S%C3%A3o_Paulo" title="São Paulo">São Paulo</a>.</figcaption></figure> <p>Although the Tiete River is said to be one of the most important rivers economically for the state of São Paulo and for the country, the Tietê River is best known for its environmental problems, especially for the stretch through the city of São Paulo. <sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (July 2014)">citation needed</span></a></i>]</sup> </p><p>The pollution of the Tietê River did not start long ago. Even in the 1960s, the river still had fish in the stretch within the capital. However, the <a href="/wiki/Environmental_degradation" title="Environmental degradation">environmental degradation</a> of the Tietê River started subtly in the 1920s with the construction of the <a href="/wiki/Guarapiranga_Reservoir" class="mw-redirect" title="Guarapiranga Reservoir">Guarapiranga Reservoir</a>, by the Canadian firm <i>São Paulo Tramway, Light and Power Company</i>, for the later generation of electrical energy in the hydroelectric power stations Edgar de Souza and Rasgão, situated in Santana de Parnaíba. This intervention altered the regime of the waters in the capital and was accompanied with some rectification works also by the São Paulo Tramway, Light and Power Company, which left the bed of the river less winding, in the region between Vila Maria and “Freguesia do Ó.” </p><p>Even in the 1920s and 1930s, the river was utilised for fishing and sports activities were famous as were the nautical races on the river. During this period boat race clubs were created along the length of the river, such as the Club of the Tietê races and the Espéria, clubs that exist till now. </p><p><br /> </p><p>In September 2010 <a href="/wiki/National_Geographic_(magazine)" class="mw-redirect" title="National Geographic (magazine)">National Geographic</a> identified the river as the most polluted in Brazil.<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p><p>Several species from the Tietê River are considered <a href="/wiki/Threatened_species" title="Threatened species">threatened</a> and one of these, the catfish <i><a href="/wiki/Heptapterus" title="Heptapterus">Heptapterus</a> multiradiatus</i>, is possibly already <a href="/wiki/Extinct" class="mw-redirect" title="Extinct">extinct</a>.<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p> <figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Pollution_Tiet%C3%AA_river.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/0f/Pollution_Tiet%C3%AA_river.JPG/250px-Pollution_Tiet%C3%AA_river.JPG" decoding="async" width="250" height="188" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/0f/Pollution_Tiet%C3%AA_river.JPG/375px-Pollution_Tiet%C3%AA_river.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/0f/Pollution_Tiet%C3%AA_river.JPG/500px-Pollution_Tiet%C3%AA_river.JPG 2x" data-file-width="2816" data-file-height="2112" /></a><figcaption>Pollution of the city of <a href="/wiki/Salto,_S%C3%A3o_Paulo" title="Salto, São Paulo">Salto</a>, interior of São Paulo.</figcaption></figure> <div class="mw-heading mw-heading2"><h2 id="The_Tietê_project"><span id="The_Tiet.C3.AA_project"></span>The Tietê project</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tiet%C3%AA_River&action=edit&section=5" title="Edit section: The Tietê project"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">See also: <a href="/wiki/Water_management_in_the_Metropolitan_Region_of_S%C3%A3o_Paulo" title="Water management in the Metropolitan Region of São Paulo">Water management in the Metropolitan Region of São Paulo</a></div> <p>The governor of <a href="/wiki/S%C3%A3o_Paulo" title="São Paulo">São Paulo</a> ordered <a href="/wiki/Sabesp" title="Sabesp">Sabesp</a>, the company responsible for sanitation in the state, to establish a program to clean up the river. The state at the same time sought help at the <a href="/wiki/Inter_American_Development_Bank" class="mw-redirect" title="Inter American Development Bank">Inter American Development Bank</a>, and proposed a project based on the former studies of SANEGRAN.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (July 2018)">citation needed</span></a></i>]</sup> </p> <figure class="mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:Rio_Tiete_-_Polui%C3%A7%C3%A3o.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/9f/Rio_Tiete_-_Polui%C3%A7%C3%A3o.JPG/250px-Rio_Tiete_-_Polui%C3%A7%C3%A3o.JPG" decoding="async" width="250" height="188" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/9f/Rio_Tiete_-_Polui%C3%A7%C3%A3o.JPG/375px-Rio_Tiete_-_Polui%C3%A7%C3%A3o.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/9f/Rio_Tiete_-_Polui%C3%A7%C3%A3o.JPG/500px-Rio_Tiete_-_Polui%C3%A7%C3%A3o.JPG 2x" data-file-width="640" data-file-height="480" /></a><figcaption>Pollution visible in the waters of the river, passing through <a href="/wiki/Santana_de_Parna%C3%ADba" title="Santana de Parnaíba">Santana de Parnaíba</a>, west of the <a href="/wiki/Metropolitan_Region_of_S%C3%A3o_Paulo" class="mw-redirect" title="Metropolitan Region of São Paulo">Metropolitan Region of São Paulo</a>.</figcaption></figure> <p>After more than 16 years, the cleaning up of the River Tietê is still far short of desired levels, but encouraging progress has been made. At the end of the 1990s, the capacity of sewage treatment has been expanded: Sabesp has expanded the treatment capacity of the Wastewater Treatment Plant in Barueri, and the Seasons of the Sewage Treatment at San Miguel, to treat the rest of the sewage of the city of São Paulo.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (July 2018)">citation needed</span></a></i>]</sup> </p> <figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Rio_Tiet%C3%AA_-_Cidade_de_Salto_1.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4d/Rio_Tiet%C3%AA_-_Cidade_de_Salto_1.jpg/280px-Rio_Tiet%C3%AA_-_Cidade_de_Salto_1.jpg" decoding="async" width="280" height="210" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4d/Rio_Tiet%C3%AA_-_Cidade_de_Salto_1.jpg/420px-Rio_Tiet%C3%AA_-_Cidade_de_Salto_1.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4d/Rio_Tiet%C3%AA_-_Cidade_de_Salto_1.jpg/560px-Rio_Tiet%C3%AA_-_Cidade_de_Salto_1.jpg 2x" data-file-width="1531" data-file-height="1148" /></a><figcaption>The Tietê river in the municipality of <a href="/wiki/Salto,_S%C3%A3o_Paulo" title="Salto, São Paulo">Salto</a></figcaption></figure> <figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Bacia_tiete_parana.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/8b/Bacia_tiete_parana.jpg/200px-Bacia_tiete_parana.jpg" decoding="async" width="200" height="144" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/8b/Bacia_tiete_parana.jpg/300px-Bacia_tiete_parana.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/8b/Bacia_tiete_parana.jpg/400px-Bacia_tiete_parana.jpg 2x" data-file-width="868" data-file-height="625" /></a><figcaption>Bacia Tietê-Paraná.</figcaption></figure> <div class="mw-heading mw-heading2"><h2 id="Tributaries_of_the_Tietê_River"><span id="Tributaries_of_the_Tiet.C3.AA_River"></span>Tributaries of the Tietê River</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tiet%C3%AA_River&action=edit&section=6" title="Edit section: Tributaries of the Tietê River"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Tamanduate%C3%AD_-_Marginal_Tiet%C3%AA.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/81/Tamanduate%C3%AD_-_Marginal_Tiet%C3%AA.JPG/250px-Tamanduate%C3%AD_-_Marginal_Tiet%C3%AA.JPG" decoding="async" width="250" height="188" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/81/Tamanduate%C3%AD_-_Marginal_Tiet%C3%AA.JPG/375px-Tamanduate%C3%AD_-_Marginal_Tiet%C3%AA.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/81/Tamanduate%C3%AD_-_Marginal_Tiet%C3%AA.JPG/500px-Tamanduate%C3%AD_-_Marginal_Tiet%C3%AA.JPG 2x" data-file-width="640" data-file-height="480" /></a><figcaption><a href="/wiki/Tamanduate%C3%AD_River" title="Tamanduateí River">Tamanduateí River</a>, one of Tietê River's tributaries.</figcaption></figure> <ul><li><a href="/wiki/Pinheiros_River" title="Pinheiros River">Pinheiros River</a></li> <li><a href="/wiki/Tamanduate%C3%AD_River" title="Tamanduateí River">Tamanduateí River</a></li> <li><a href="/wiki/Aricanduva_River" title="Aricanduva River">Aricanduva River</a></li> <li><a href="/wiki/Baquirivu-Gua%C3%A7u_River" title="Baquirivu-Guaçu River">Baquirivu-Guaçu River</a></li> <li><a href="/wiki/Batalha_River" title="Batalha River">Batalha River</a></li> <li><a href="/wiki/Bauru_River" title="Bauru River">Bauru River</a></li> <li><a href="/wiki/Biritiba-Mirim_River" class="mw-redirect" title="Biritiba-Mirim River">Biritiba-Mirim River</a></li> <li><a href="/wiki/Capivara_River_(S%C3%A3o_Paulo)" title="Capivara River (São Paulo)">Capivara River</a></li> <li><a href="/wiki/Capivari_River_(Tiet%C3%AA_River)" class="mw-redirect" title="Capivari River (Tietê River)">Capivari River</a></li> <li><a href="/wiki/Cotia_River" title="Cotia River">Cotia River</a></li> <li><a href="/wiki/Dourado_River_(S%C3%A3o_Paulo)" title="Dourado River (São Paulo)">Dourado River</a></li> <li><a href="/wiki/Jacar%C3%A9-Gua%C3%A7u_River" title="Jacaré-Guaçu River">Jacaré-Guaçu River</a></li> <li><a href="/wiki/Jacar%C3%A9-Pepira_River" title="Jacaré-Pepira River">Jacaré-Pepira River</a></li> <li><a href="/wiki/Ja%C3%BA_River_(S%C3%A3o_Paulo)" title="Jaú River (São Paulo)">Jaú River</a></li> <li><a href="/wiki/Jundia%C3%AD_River_(S%C3%A3o_Paulo)" title="Jundiaí River (São Paulo)">Jundiaí River</a></li> <li><a href="/wiki/Piracicaba_River" title="Piracicaba River">Piracicaba River</a></li> <li><a href="/wiki/S%C3%A3o_Louren%C3%A7o_River_(Tiet%C3%AA_River)" class="mw-redirect" title="São Lourenço River (Tietê River)">São Lourenço River</a></li> <li><a href="/wiki/Sorocaba_River" title="Sorocaba River">Sorocaba River</a></li></ul> <p><span class="geo-inline-hidden noexcerpt"><style data-mw-deduplicate="TemplateStyles:r1156832818">.mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-parser-output .geo-multi-punct,.mw-parser-output .geo-inline-hidden{display:none}.mw-parser-output .longitude,.mw-parser-output .latitude{white-space:nowrap}</style><span class="plainlinks nourlexpansion"><a class="external text" href="https://geohack.toolforge.org/geohack.php?pagename=Tiet%C3%AA_River&params=20_37_40_S_51_33_54_W_type:river_region:BR_dim:20km"><span class="geo-default"><span class="geo-dms" title="Maps, aerial photos, and other data for this location"><span class="latitude">20°37′40″S</span> <span class="longitude">51°33′54″W</span></span></span><span class="geo-multi-punct"> / </span><span class="geo-nondefault"><span class="geo-dec" title="Maps, aerial photos, and other data for this location">20.62778°S 51.56500°W</span><span style="display:none"> / <span class="geo">-20.62778; -51.56500</span></span></span></a></span><sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup></span> </p> <div class="mw-heading mw-heading2"><h2 id="Images">Images</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tiet%C3%AA_River&action=edit&section=7" title="Edit section: Images"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure typeof="mw:File/Thumb"><a href="/wiki/File:Almeida_J%C3%BAnior_-_Study_for_%22Departure_of_the_Mon%C3%A7%C3%A3o%22_-_Google_Art_Project.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Almeida_J%C3%BAnior_-_Study_for_%22Departure_of_the_Mon%C3%A7%C3%A3o%22_-_Google_Art_Project.jpg/300px-Almeida_J%C3%BAnior_-_Study_for_%22Departure_of_the_Mon%C3%A7%C3%A3o%22_-_Google_Art_Project.jpg" decoding="async" width="300" height="184" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Almeida_J%C3%BAnior_-_Study_for_%22Departure_of_the_Mon%C3%A7%C3%A3o%22_-_Google_Art_Project.jpg/450px-Almeida_J%C3%BAnior_-_Study_for_%22Departure_of_the_Mon%C3%A7%C3%A3o%22_-_Google_Art_Project.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/38/Almeida_J%C3%BAnior_-_Study_for_%22Departure_of_the_Mon%C3%A7%C3%A3o%22_-_Google_Art_Project.jpg/600px-Almeida_J%C3%BAnior_-_Study_for_%22Departure_of_the_Mon%C3%A7%C3%A3o%22_-_Google_Art_Project.jpg 2x" data-file-width="4639" data-file-height="2839" /></a><figcaption> River expedition from Port of Araritaguaba (now <a href="/wiki/Porto_Feliz" title="Porto Feliz">Porto Feliz</a>), Tietê River (<a href="/wiki/Jos%C3%A9_Ferraz_de_Almeida_J%C3%BAnior" title="José Ferraz de Almeida Júnior">José Ferraz de Almeida Júnior</a>, 1897, Oil on canvas)</figcaption></figure> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tiet%C3%AA_River&action=edit&section=8" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Jacar%C3%A9-Gua%C3%A7u_River" title="Jacaré-Guaçu River">Jacaré-Guaçu River</a></li> <li><a href="/wiki/Piracicaba_River" title="Piracicaba River">Piracicaba River</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tiet%C3%AA_River&action=edit&section=9" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1235681985">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:var(--background-color-interactive-subtle,#f8f9fa);display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output .side-box-text{padding:0.25em 0.9em}.mw-parser-output .side-box-image{padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .side-box-imageright{padding:2px 0.9em 2px 0;text-align:center}@media(min-width:500px){.mw-parser-output .side-box-flex{display:flex;align-items:center}.mw-parser-output .side-box-text{flex:1;min-width:0}}@media(min-width:720px){.mw-parser-output .side-box{width:238px}.mw-parser-output .side-box-right{clear:right;float:right;margin-left:1em}.mw-parser-output .side-box-left{margin-right:1em}}</style><style data-mw-deduplicate="TemplateStyles:r1237033735">@media print{body.ns-0 .mw-parser-output .sistersitebox{display:none!important}}@media screen{html.skin-theme-clientpref-night .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}</style><div class="side-box side-box-right plainlinks sistersitebox"><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style> <div class="side-box-flex"> <div class="side-box-image"><span class="noviewer" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png" decoding="async" width="30" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/45px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/59px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span></div> <div class="side-box-text plainlist">Wikimedia Commons has media related to <a href="https://commons.wikimedia.org/wiki/Rio_Tiet%C3%AA" class="extiw" title="commons:Rio Tietê"><span style="font-style:italic; font-weight:bold;">Rio Tietê</span></a>.</div></div> </div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-Parana_(La_Plata)-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-Parana_(La_Plata)_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Parana_(La_Plata)_1-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.riversnetwork.org/V1/index.php/component/content/?view=article&id=174&catid=336&Itemid=179">"Parana (La Plata)"</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Parana+%28La+Plata%29&rft_id=https%3A%2F%2Fwww.riversnetwork.org%2FV1%2Findex.php%2Fcomponent%2Fcontent%2F%3Fview%3Darticle%26id%3D174%26catid%3D336%26Itemid%3D179&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATiet%C3%AA+River" class="Z3988"></span></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://web.idrc.ca/en/ev-29701-201-1-DO_TOPIC.html">Chapter 4. Hydrological basins: International Development</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20041024075556/http://web.idrc.ca/en/ev-29701-201-1-DO_TOPIC.html">Archived</a> 24 October 2004 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>, <i>Research Centre</i></span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><i>As much as ≈600 m<sup>3</sup>/s of the river discharge is diverted into <a href="/wiki/Ilha_Solteira_Dam" title="Ilha Solteira Dam">Ilha Solteira Dam</a> reservoir, the rest of Tietê discharge (≈1900 m<sup>3</sup>/s) goes into Parana through Três Irmãos Dam. This scheme allows avoid water loss related to power limitation of Três Irmãos hydro plant (880 MW).</i></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://geonames.nga.mil/namesgaz/detaillinksearch.asp?G_NAME=32FA884078213774E0440003BA962ED3&Diacritics=DC">Rio Tietê</a> at <a href="/wiki/GEOnet_Names_Server" title="GEOnet Names Server">GEOnet Names Server</a></span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://www.transportes.gov.br/">Transportes.gov.br</a> Ministry of transport <a rel="nofollow" class="external text" href="https://web.archive.org/web/20090727185621/http://www.transportes.gov.br/">Archived</a> 27 July 2009 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a></span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-6">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.britannica.com/place/Tiete-River">"Tietê River"</a>. <a href="/wiki/Encyclopaedia_Britannica" class="mw-redirect" title="Encyclopaedia Britannica">Encyclopaedia Britannica</a><span class="reference-accessdate">. Retrieved <span class="nowrap">30 July</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Tiet%C3%AA+River&rft.pub=Encyclopaedia+Britannica&rft_id=https%3A%2F%2Fwww.britannica.com%2Fplace%2FTiete-River&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATiet%C3%AA+River" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://www.transportes.gov.br/bit/hidro/detriotiete.htm">Transportes.gov.br</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20090727185253/http://www.transportes.gov.br/bit/hidro/detriotiete.htm">Archived</a> 27 July 2009 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>, Segundo a página do Ministério dos Transportes.</span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://www.bibliotecavirtual.sp.gov.br/pdf/saopaulo-riotiete.pdf">Bibliotecavirtual.sp.gov.br</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20110706160533/http://www.bibliotecavirtual.sp.gov.br/pdf/saopaulo-riotiete.pdf">Archived</a> 6 July 2011 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>, Rio Tiete and navigation</span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-9">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFSabrina_Valle2010" class="citation web cs1">Sabrina Valle (23 September 2010). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20100924140952/http://news.nationalgeographic.com/news/2010/09/photogalleries/100921-toxic-foam-river-brazil-science-environment-pictures/">"Pictures: Toxic Foam Chokes Brazil River"</a>. <a href="/wiki/National_Geographic_Society" title="National Geographic Society">National Geographic Society</a>. Archived from <a rel="nofollow" class="external text" href="http://news.nationalgeographic.com/news/2010/09/photogalleries/100921-toxic-foam-river-brazil-science-environment-pictures/">the original</a> on 24 September 2010<span class="reference-accessdate">. Retrieved <span class="nowrap">16 September</span> 2015</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Pictures%3A+Toxic+Foam+Chokes+Brazil+River&rft.pub=National+Geographic+Society&rft.date=2010-09-23&rft.au=Sabrina+Valle&rft_id=http%3A%2F%2Fnews.nationalgeographic.com%2Fnews%2F2010%2F09%2Fphotogalleries%2F100921-toxic-foam-river-brazil-science-environment-pictures%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATiet%C3%AA+River" class="Z3988"></span></span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-10">^</a></b></span> <span class="reference-text"><a href="/wiki/ICMBio" class="mw-redirect" title="ICMBio">ICMBio</a> (Ministry of the Environment, Brazil): <a rel="nofollow" class="external text" href="http://www.icmbio.gov.br/portal/images/stories/biodiversidade/fauna-brasileira/avaliacao-do-risco/PORTARIA_N%C2%BA_445_DE_17_DE_DEZEMBRO_DE_2014.pdf">Portaria MMA nº 445, de 17 de dezembro de 2014</a>. Lista de Especies Ameaçadas – Saiba Mais. Retrieved 1 December 2018.</span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-11">^</a></b></span> <span class="reference-text"><a href="/wiki/GEOnet_Names_Server" title="GEOnet Names Server">GNS</a> coordinates adjusted using <a href="/wiki/Google_Maps" title="Google Maps">Google Maps</a> and <a rel="nofollow" class="external text" href="http://tools.freeside.sk/geolocator/geolocator.html">Tools.freeside.sk</a>, geo locator</span> </li> </ol></div></div> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl 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