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<a href="#" class="vector-toc-link"> <div class="vector-toc-text">Inizio</div> </a> </li> <li id="toc-Classificazione_in_base_all'origine" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Classificazione_in_base_all'origine"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Classificazione in base all'origine</span> </div> </a> <ul id="toc-Classificazione_in_base_all'origine-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Sostanze_presenti_nelle_acque_reflue" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Sostanze_presenti_nelle_acque_reflue"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Sostanze presenti nelle acque reflue</span> </div> </a> <ul id="toc-Sostanze_presenti_nelle_acque_reflue-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Caratterizzazione_acque_reflue" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Caratterizzazione_acque_reflue"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Caratterizzazione acque reflue</span> </div> </a> <ul id="toc-Caratterizzazione_acque_reflue-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Limiti_di_emissione" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Limiti_di_emissione"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Limiti di emissione</span> </div> </a> <ul id="toc-Limiti_di_emissione-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Note" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Note"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Note</span> </div> </a> <ul id="toc-Note-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Voci_correlate" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Voci_correlate"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Voci correlate</span> </div> </a> <ul id="toc-Voci_correlate-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Altri_progetti" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Altri_progetti"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Altri progetti</span> </div> </a> <ul id="toc-Altri_progetti-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Collegamenti_esterni" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Collegamenti_esterni"> <div class="vector-toc-text"> <span class="vector-toc-numb">8</span> <span>Collegamenti esterni</span> </div> </a> <ul id="toc-Collegamenti_esterni-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="Indice" 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="Mostra/Nascondi l'indice" > <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">Mostra/Nascondi l'indice</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">Acque reflue</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="Vai a una voce in un'altra lingua. Disponibile in 51 lingue" > <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-51" 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">51 lingue</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%85%D9%8A%D8%A7%D9%87_%D8%B5%D8%B1%D9%81" title="مياه صرف - arabo" lang="ar" hreflang="ar" data-title="مياه صرف" data-language-autonym="العربية" data-language-local-name="arabo" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-bar mw-list-item"><a href="https://bar.wikipedia.org/wiki/Obwossa" title="Obwossa - bavarese" lang="bar" hreflang="bar" data-title="Obwossa" data-language-autonym="Boarisch" data-language-local-name="bavarese" class="interlanguage-link-target"><span>Boarisch</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%A1%D1%86%D1%91%D0%BA%D0%B0%D0%B2%D1%8B%D1%8F_%D0%B2%D0%BE%D0%B4%D1%8B" title="Сцёкавыя воды - bielorusso" lang="be" hreflang="be" data-title="Сцёкавыя воды" data-language-autonym="Беларуская" data-language-local-name="bielorusso" 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%9E%D1%82%D1%85%D0%BE%D0%B4%D0%BD%D0%B8_%D0%B2%D0%BE%D0%B4%D0%B8" title="Отходни води - bulgaro" lang="bg" hreflang="bg" data-title="Отходни води" data-language-autonym="Български" data-language-local-name="bulgaro" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Otpadna_voda" title="Otpadna voda - bosniaco" lang="bs" hreflang="bs" data-title="Otpadna voda" data-language-autonym="Bosanski" data-language-local-name="bosniaco" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Odpadn%C3%AD_voda" title="Odpadní voda - ceco" lang="cs" hreflang="cs" data-title="Odpadní voda" data-language-autonym="Čeština" data-language-local-name="ceco" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%90%D0%BD%D0%BD%C4%83_%D1%88%D1%8B%D0%B2%D1%81%D0%B5%D0%BC" title="Аннă шывсем - ciuvascio" lang="cv" hreflang="cv" data-title="Аннă шывсем" data-language-autonym="Чӑвашла" data-language-local-name="ciuvascio" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Spildevand" title="Spildevand - danese" lang="da" hreflang="da" data-title="Spildevand" data-language-autonym="Dansk" data-language-local-name="danese" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Abwasser" title="Abwasser - tedesco" lang="de" hreflang="de" data-title="Abwasser" data-language-autonym="Deutsch" data-language-local-name="tedesco" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Wastewater" title="Wastewater - inglese" lang="en" hreflang="en" data-title="Wastewater" data-language-autonym="English" data-language-local-name="inglese" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/For%C4%B5etakvo" title="Forĵetakvo - esperanto" lang="eo" hreflang="eo" data-title="Forĵetakvo" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Reovesi" title="Reovesi - estone" lang="et" hreflang="et" data-title="Reovesi" data-language-autonym="Eesti" data-language-local-name="estone" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Ur_zikin" title="Ur zikin - basco" lang="eu" hreflang="eu" data-title="Ur zikin" data-language-autonym="Euskara" data-language-local-name="basco" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%81%D8%A7%D8%B6%D9%84%D8%A7%D8%A8" title="فاضلاب - persiano" lang="fa" hreflang="fa" data-title="فاضلاب" data-language-autonym="فارسی" data-language-local-name="persiano" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Eaux_us%C3%A9es" title="Eaux usées - francese" lang="fr" hreflang="fr" data-title="Eaux usées" data-language-autonym="Français" data-language-local-name="francese" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%A9%D7%A4%D7%9B%D7%99%D7%9D" title="שפכים - ebraico" lang="he" hreflang="he" data-title="שפכים" data-language-autonym="עברית" data-language-local-name="ebraico" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%85%E0%A4%AA%E0%A4%9C%E0%A4%B2" title="अपजल - hindi" lang="hi" hreflang="hi" data-title="अपजल" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/Dlo_ize" title="Dlo ize - creolo haitiano" lang="ht" hreflang="ht" data-title="Dlo ize" data-language-autonym="Kreyòl ayisyen" data-language-local-name="creolo haitiano" class="interlanguage-link-target"><span>Kreyòl ayisyen</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Szennyv%C3%ADz" title="Szennyvíz - ungherese" lang="hu" hreflang="hu" data-title="Szennyvíz" data-language-autonym="Magyar" data-language-local-name="ungherese" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%BF%D5%A5%D5%B2%D5%BF%D5%A1%D5%BB%D6%80%D5%A5%D6%80" title="Կեղտաջրեր - armeno" lang="hy" hreflang="hy" data-title="Կեղտաջրեր" data-language-autonym="Հայերեն" data-language-local-name="armeno" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Air_limbah" title="Air limbah - indonesiano" lang="id" hreflang="id" data-title="Air limbah" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesiano" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ig mw-list-item"><a href="https://ig.wikipedia.org/wiki/Mmiri_mkpofu" title="Mmiri mkpofu - igbo" lang="ig" hreflang="ig" data-title="Mmiri mkpofu" data-language-autonym="Igbo" data-language-local-name="igbo" class="interlanguage-link-target"><span>Igbo</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E5%BB%83%E6%B0%B4" title="廃水 - giapponese" lang="ja" hreflang="ja" data-title="廃水" data-language-autonym="日本語" data-language-local-name="giapponese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%A9%E1%83%90%E1%83%9B%E1%83%93%E1%83%98%E1%83%9C%E1%83%90%E1%83%A0%E1%83%94_%E1%83%AC%E1%83%A7%E1%83%90%E1%83%9A%E1%83%98" title="ჩამდინარე წყალი - georgiano" lang="ka" hreflang="ka" data-title="ჩამდინარე წყალი" data-language-autonym="ქართული" data-language-local-name="georgiano" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%90%D2%93%D1%8B%D0%BD%D0%B4%D1%8B_%D1%81%D1%83" title="Ағынды су - kazako" lang="kk" hreflang="kk" data-title="Ағынды су" data-language-autonym="Қазақша" data-language-local-name="kazako" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%ED%8F%90%EC%88%98" title="폐수 - coreano" lang="ko" hreflang="ko" data-title="폐수" data-language-autonym="한국어" data-language-local-name="coreano" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%AB%D0%BF%D0%BB%D0%B0%D1%81_%D1%81%D1%83%D1%83%D0%BB%D0%B0%D1%80" title="Ыплас суулар - kirghiso" lang="ky" hreflang="ky" data-title="Ыплас суулар" data-language-autonym="Кыргызча" data-language-local-name="kirghiso" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Nuotekos" title="Nuotekos - lituano" lang="lt" hreflang="lt" data-title="Nuotekos" data-language-autonym="Lietuvių" data-language-local-name="lituano" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%91%D0%BE%D1%85%D0%B8%D1%80_%D1%83%D1%81" title="Бохир ус - mongolo" lang="mn" hreflang="mn" data-title="Бохир ус" data-language-autonym="Монгол" data-language-local-name="mongolo" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Air_kumbahan" title="Air kumbahan - malese" lang="ms" hreflang="ms" data-title="Air kumbahan" data-language-autonym="Bahasa Melayu" data-language-local-name="malese" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-mzn mw-list-item"><a href="https://mzn.wikipedia.org/wiki/%D9%BE%D9%90%D8%AC%D9%90%D8%B1" title="پِجِر - mazandarani" lang="mzn" hreflang="mzn" data-title="پِجِر" data-language-autonym="مازِرونی" data-language-local-name="mazandarani" class="interlanguage-link-target"><span>مازِرونی</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Aigassas" title="Aigassas - occitano" lang="oc" hreflang="oc" data-title="Aigassas" data-language-autonym="Occitan" data-language-local-name="occitano" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/%C5%9Acieki" title="Ścieki - polacco" lang="pl" hreflang="pl" data-title="Ścieki" data-language-autonym="Polski" data-language-local-name="polacco" 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/%C3%81guas_residuais" title="Águas residuais - portoghese" lang="pt" hreflang="pt" data-title="Águas residuais" data-language-autonym="Português" data-language-local-name="portoghese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-qu mw-list-item"><a href="https://qu.wikipedia.org/wiki/Q%27upa_yaku" title="Q'upa yaku - quechua" lang="qu" hreflang="qu" data-title="Q'upa yaku" data-language-autonym="Runa Simi" data-language-local-name="quechua" class="interlanguage-link-target"><span>Runa Simi</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A1%D1%82%D0%BE%D1%87%D0%BD%D1%8B%D0%B5_%D0%B2%D0%BE%D0%B4%D1%8B" title="Сточные воды - russo" lang="ru" hreflang="ru" data-title="Сточные воды" data-language-autonym="Русский" data-language-local-name="russo" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sc mw-list-item"><a href="https://sc.wikipedia.org/wiki/Abas_residuales" title="Abas residuales - sardo" lang="sc" hreflang="sc" data-title="Abas residuales" data-language-autonym="Sardu" data-language-local-name="sardo" class="interlanguage-link-target"><span>Sardu</span></a></li><li class="interlanguage-link interwiki-se mw-list-item"><a href="https://se.wikipedia.org/wiki/Duolva%C4%8D%C3%A1hci" title="Duolvačáhci - sami del nord" lang="se" hreflang="se" data-title="Duolvačáhci" data-language-autonym="Davvisámegiella" data-language-local-name="sami del nord" class="interlanguage-link-target"><span>Davvisámegiella</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Otpadne_vode" title="Otpadne vode - serbo-croato" lang="sh" hreflang="sh" data-title="Otpadne vode" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbo-croato" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Odpadov%C3%A1_voda" title="Odpadová voda - slovacco" lang="sk" hreflang="sk" data-title="Odpadová voda" data-language-autonym="Slovenčina" data-language-local-name="slovacco" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Odpadne_vode" title="Odpadne vode - sloveno" lang="sl" hreflang="sl" data-title="Odpadne vode" data-language-autonym="Slovenščina" data-language-local-name="sloveno" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%9E%D1%82%D0%BF%D0%B0%D0%B4%D0%BD%D0%B5_%D0%B2%D0%BE%D0%B4%D0%B5" title="Отпадне воде - serbo" lang="sr" hreflang="sr" data-title="Отпадне воде" data-language-autonym="Српски / srpski" data-language-local-name="serbo" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Avloppsvatten" title="Avloppsvatten - svedese" lang="sv" hreflang="sv" data-title="Avloppsvatten" data-language-autonym="Svenska" data-language-local-name="svedese" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%95%E0%AE%B4%E0%AE%BF%E0%AE%B5%E0%AF%81%E0%AE%A8%E0%AF%80%E0%AE%B0%E0%AF%8D" title="கழிவுநீர் - tamil" lang="ta" hreflang="ta" data-title="கழிவுநீர்" data-language-autonym="தமிழ்" data-language-local-name="tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%99%E0%B9%89%E0%B8%B3%E0%B9%80%E0%B8%AA%E0%B8%B5%E0%B8%A2" title="น้ำเสีย - thailandese" lang="th" hreflang="th" data-title="น้ำเสีย" data-language-autonym="ไทย" data-language-local-name="thailandese" 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lang="it" dir="ltr"><figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Wastewater_effluent.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/0a/Wastewater_effluent.JPG/310px-Wastewater_effluent.JPG" decoding="async" width="310" height="233" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/0a/Wastewater_effluent.JPG/465px-Wastewater_effluent.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/0a/Wastewater_effluent.JPG/620px-Wastewater_effluent.JPG 2x" data-file-width="908" data-file-height="681" /></a><figcaption>Scarico di acque reflue</figcaption></figure> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:2012-05-28_Fotoflug_Cuxhaven_Wilhelmshaven_DSCF9867_(crop).jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b8/2012-05-28_Fotoflug_Cuxhaven_Wilhelmshaven_DSCF9867_%28crop%29.jpg/220px-2012-05-28_Fotoflug_Cuxhaven_Wilhelmshaven_DSCF9867_%28crop%29.jpg" decoding="async" width="220" height="329" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b8/2012-05-28_Fotoflug_Cuxhaven_Wilhelmshaven_DSCF9867_%28crop%29.jpg/330px-2012-05-28_Fotoflug_Cuxhaven_Wilhelmshaven_DSCF9867_%28crop%29.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b8/2012-05-28_Fotoflug_Cuxhaven_Wilhelmshaven_DSCF9867_%28crop%29.jpg/440px-2012-05-28_Fotoflug_Cuxhaven_Wilhelmshaven_DSCF9867_%28crop%29.jpg 2x" data-file-width="1906" data-file-height="2848" /></a><figcaption>Impianto di depurazione</figcaption></figure> <p>Le <b>acque reflue</b>, nella <a href="/wiki/Chimica_ambientale" title="Chimica ambientale">chimica ambientale</a> e <a href="/wiki/Ingegneria_ambientale" title="Ingegneria ambientale">ingegneria ambientale</a>, sono tutte quelle <a href="/wiki/Acque" class="mw-redirect" title="Acque">acque</a> la cui qualità è stata pregiudicata dall'<a href="/wiki/Antropizzazione" title="Antropizzazione">azione antropica</a> dopo il loro utilizzo in attività domestiche, <a href="/wiki/Agricoltura" title="Agricoltura">agricole</a> e <a href="/wiki/Industria" title="Industria">industriali</a>, diventando quindi non idonee a un loro uso diretto in quanto contaminate da diverse tipologie di <a href="/wiki/Composto_organico" title="Composto organico">sostanze organiche</a> e <a href="/wiki/Composto_inorganico" title="Composto inorganico">inorganiche</a> pericolose per la <a href="/wiki/Salute" title="Salute">salute pubblica</a> e per l'<a href="/wiki/Ambiente_naturale" class="mw-redirect" title="Ambiente naturale">ambiente naturale</a>. Per tale motivo non possono essere reimmesse direttamente nell'ambiente poiché i recapiti finali come <a href="/wiki/Terreno" class="mw-redirect" title="Terreno">terreno</a>, <a href="/wiki/Mare" title="Mare">mare</a>, <a href="/wiki/Fiumi" class="mw-redirect" title="Fiumi">fiumi</a> e <a href="/wiki/Lago" title="Lago">laghi</a> non sono in grado di ricevere una quantità di sostanze <a href="/wiki/Inquinanti" class="mw-redirect" title="Inquinanti">inquinanti</a> superiore alla propria capacità autodepurativa senza vedere compromessi i normali equilibri dell'<a href="/wiki/Ecosistema" title="Ecosistema">ecosistema</a>. </p><p>Il tenore di sostanze organiche biodegradabili viene comunemente misurato come <a href="/wiki/Domanda_biochimica_di_ossigeno" title="Domanda biochimica di ossigeno">BOD</a> (domanda biochimica di ossigeno) o <a href="/wiki/Domanda_chimica_di_ossigeno" title="Domanda chimica di ossigeno">COD</a> (domanda chimica di ossigeno). </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Classificazione_in_base_all'origine"><span id="Classificazione_in_base_all.27origine"></span>Classificazione in base all'origine</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Acque_reflue&veaction=edit&section=1" title="Modifica la sezione Classificazione in base all'origine" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Acque_reflue&action=edit&section=1" title="Edit section's source code: Classificazione in base all'origine"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Secondo il D.lgs n. 152/06 e ss.mm.ii. (art. 74), le acque reflue sono così definite. </p> <ul><li><b>Acque reflue domestiche</b>: acque reflue provenienti da insediamenti di tipo residenziale e da servizi e derivanti prevalentemente dal <a href="/wiki/Metabolismo" title="Metabolismo">metabolismo</a> umano e da attività domestiche (quali alberghi, scuole, caserme, uffici pubblici e privati, impianti sportivi e ricreativi, negozi al dettaglio ed all'ingrosso e bar); le sostanze provenienti dalle deiezioni umane contengono essenzialmente cellulosa (laddove venga fatto uso di carta igienica), lipidi, sostanze proteiche, urea, acido urico e glucidi.</li> <li><b>Acque reflue industriali</b>: qualsiasi tipo di acque reflue provenienti da edifici od installazioni in cui si svolgono attività commerciali o di produzione di beni (anche sottoposte a preventivo trattamento di <a href="/wiki/Impianto_di_depurazione" class="mw-redirect" title="Impianto di depurazione">depurazione</a>), differenti qualitativamente dalle acque reflue domestiche e da quelle meteoriche di dilavamento, intendendosi per tali anche quelle venute in contatto con sostanze o materiali, anche inquinanti, non connessi con le attività esercitate nello stabilimento; le caratteristiche di tali reflui sono variabili in base al tipo di attività industriale. In base a quanto stabilito dall'all. 5 parte III del D.lgs n. 152/06, le acque industriali si distinguono in pericolose o non pericolose per l'ambiente.</li> <li><b>Acque reflue urbane</b>: il miscuglio di acque reflue domestiche, di acque reflue industriali, e/o di quelle cosiddette di ruscellamento (meteoriche di dilavamento, acque di lavaggio delle strade, ecc.) convogliate in <a href="/wiki/Fognatura" title="Fognatura">reti fognarie</a>, anche separate, e provenienti da agglomerato; le acque di ruscellamento contengono varie sostanze microinquinanti, quali idrocarburi, pesticidi, detergenti, detriti di gomma.</li> <li><b>Acque reflue industriali assimilabili alle domestiche</b>: acque reflue provenienti da installazioni commerciali o produttive che per legge oppure per particolari requisiti qualitativi e quantitativi, possono essere considerate come acque reflue domestiche (art. 101 co. 7 d.lgs 152/06)</li></ul> <div class="mw-heading mw-heading2"><h2 id="Sostanze_presenti_nelle_acque_reflue">Sostanze presenti nelle acque reflue</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Acque_reflue&veaction=edit&section=2" title="Modifica la sezione Sostanze presenti nelle acque reflue" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Acque_reflue&action=edit&section=2" title="Edit section's source code: Sostanze presenti nelle acque reflue"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><b>Sostanze galleggianti</b> sono oli, <a href="/wiki/Lipidi" title="Lipidi">grassi</a>, <a href="/wiki/Schiuma" title="Schiuma">schiume</a> e, in generale, i composti insolubili più leggeri dell'acqua.</li> <li><b>Sostanze sospese</b> sono quelle insolubili di <a href="/wiki/Densit%C3%A0" title="Densità">densità</a> uguale o superiore a quella dell'<a href="/wiki/Acqua" title="Acqua">acqua</a>, mantenute in sospensione dalla <a href="/wiki/Turbolenza" class="mw-redirect" title="Turbolenza">turbolenza</a>. Tali sostanze si suddividono in: <ul><li>sedimentabili;</li> <li>non sedimentabili.</li></ul></li> <li><b>Sostanze colloidali</b> costituite da particelle di dimensioni tali (10<sup>−7</sup> - 10<sup>−5</sup> cm) da non poter essere separate dall'acqua con alcun trattamento meccanico.</li> <li><b>Sostanze disciolte</b>: sostanze omogeneamente disperse allo stato molecolare o ionico nell'acqua.</li> <li><b>Materiali biologici</b> sono rappresentati dagli <a href="/wiki/Organismo" class="mw-redirect" title="Organismo">organismi</a> animali e vegetali presenti nell'<a href="/wiki/Acqua" title="Acqua">acqua</a>.</li></ul> <p>Ciascuna delle classi summenzionate può essere ulteriormente suddivisa in: </p> <ul><li>solidi non volatili (o residuo fisso): rappresenta il residuo che si ottiene dopo l'incenerimento in forno a muffola alla temperatura di 600 °C</li> <li>solidi volatili: è l'aliquota dei solidi che a 600 °C si gasificano e pertanto non rimangono come cenere.</li></ul> <p>Tale suddivisione viene convenzionalmente assunta come equivalente a quella tra solidi organici ed inorganici poiché già a temperatura di 550 °C la frazione organica viene ossidata e gasificata mentre quella inorganica rimane come residuo fisso. </p> <div class="mw-heading mw-heading2"><h2 id="Caratterizzazione_acque_reflue">Caratterizzazione acque reflue</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Acque_reflue&veaction=edit&section=3" title="Modifica la sezione Caratterizzazione acque reflue" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Acque_reflue&action=edit&section=3" title="Edit section's source code: Caratterizzazione acque reflue"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Come è facile immaginare però è impossibile individuare tutti i tipi delle suddette sostanze in un'acqua reflua, così tali acque sono caratterizzate attraverso la determinazione di una serie di parametri fisici, chimici e biologici, molti dei quali sono presenti in acque reflue di origine civile e industriale, mentre alcuni sono presenti soltanto in acque reflue di origine industriale. </p> <table align="center" border="1"> <caption><b>Parametri usati per caratterizzare un'acqua reflua</b> </caption> <tbody><tr> <td>Parametri fisici</td> <td> <ul><li><a href="/wiki/Temperatura" title="Temperatura">Temperatura</a></li> <li><a href="/wiki/Conducibilit%C3%A0_elettrica" class="mw-redirect" title="Conducibilità elettrica">Conducibilità elettrica</a></li> <li><a href="/wiki/Solidi" class="mw-redirect" title="Solidi">Solidi</a></li> <li><a href="/wiki/Colore" title="Colore">Colore</a></li> <li><a href="/wiki/Odore" title="Odore">Odore</a></li></ul> </td></tr> <tr> <td>Parametri chimici</td> <td> <ul><li><a href="/wiki/PH" title="PH">pH</a></li> <li><a href="/wiki/Alcalinit%C3%A0" title="Alcalinità">Alcalinità</a></li> <li>Richiesta di <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle O_{2}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi>O</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle O_{2}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/fa32f5095ddebd2d52739d978bf85f274f900c1b" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.828ex; height:2.509ex;" alt="{\displaystyle O_{2}}"></span>: <a href="/wiki/Domanda_chimica_di_ossigeno" title="Domanda chimica di ossigeno">Domanda chimica di ossigeno</a> (COD), <a href="/wiki/Domanda_biochimica_di_ossigeno" title="Domanda biochimica di ossigeno">Domanda biochimica di ossigeno</a> (BOD), <a href="/wiki/Total_oxygen_demand" title="Total oxygen demand">Total oxygen demand</a> (TOD)</li> <li><a href="/wiki/Total_organic_carbon" title="Total organic carbon">Total organic carbon</a> (TOC)</li> <li><a href="/wiki/Azoto" title="Azoto">Azoto</a>: Ammoniacale, Organico, Nitriti, Nitrati</li> <li><a href="/wiki/Fosforo" title="Fosforo">Fosforo</a>: Ortofosfati, Polifosfati, Organico</li> <li>Oli e grassi</li> <li><a href="/wiki/Olio_minerale" title="Olio minerale">Oli minerali</a></li> <li><a href="/wiki/Tensioattivi" class="mw-redirect" title="Tensioattivi">Tensioattivi</a></li> <li><a href="/wiki/Veleno" title="Veleno">Sostanze tossiche</a></li> <li><a href="/wiki/Ossigeno_disciolto" title="Ossigeno disciolto">Ossigeno disciolto</a></li></ul> </td></tr> <tr> <td>Parametri biologici</td> <td> <ul><li><a href="/wiki/Coliformi" title="Coliformi">Coliformi</a> totali</li> <li><a href="/wiki/Coliformi_fecali" title="Coliformi fecali">Coliformi fecali</a></li> <li><a href="/wiki/Streptococchi" class="mw-redirect" title="Streptococchi">Streptococchi</a> fecali</li> <li><a href="/wiki/Escherichia_coli" title="Escherichia coli">Escherichia coli</a></li> <li><a href="/wiki/Salmonella" title="Salmonella">Salmonelle</a></li></ul> </td></tr></tbody></table> <div class="mw-heading mw-heading2"><h2 id="Limiti_di_emissione">Limiti di emissione</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Acque_reflue&veaction=edit&section=4" title="Modifica la sezione Limiti di emissione" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Acque_reflue&action=edit&section=4" title="Edit section's source code: Limiti di emissione"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Sempre con riferimento all'allegato 5 parte III del D.lgs n. 152/06 a seconda del tipo di acqua reflua e del corpo ricettore lo scarico nell'ambiente deve essere effettuato rispettando i seguenti limiti di emissione che si raggiungono mediante appositi trattamenti di depurazione: </p> <ul><li>scarico in corpi idrici superficiali significativi <ul><li>acque reflue urbane - limiti di emissione riportati in <b>tabella 1</b> che fissa i valori limiti ammissibili di <a href="/wiki/Domanda_biochimica_di_ossigeno" title="Domanda biochimica di ossigeno">BOD</a><sub>5</sub>, <a href="/wiki/Domanda_chimica_di_ossigeno" title="Domanda chimica di ossigeno">COD</a> e solidi sospesi totali. Nel caso in cui lo scarico interessa aree sensibili deveno essere rispettati i limiti riportati in <b>tabella 2</b> la quale indica i parametri limite che descrivono i nutrienti legati all'<a href="/wiki/Eutrofizzazione" title="Eutrofizzazione">eutrofizzazione</a> delle acque: fosforo totale, azoto totale. Se il refluo urbano contiene anche scarichi di natura industriale deve essere rispettata anche la <b>tabella 3</b> prima colonna</li> <li>acque reflue industriali non pericolose - limiti di emissione riportati in <b>tabella 3</b> prima colonna</li> <li>acque reflue industriali pericolose - limiti di emissione riportati in <b>tabella 3 e 3/A</b></li></ul></li> <li>scarico in corpi idrici superficiali non significativi<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> <ul><li>acque reflue urbane - limiti di emissione riportati in <b>tabella 4</b></li> <li>acque reflue industriali non pericolose - limiti di emissione riportati in <b>tabella 4</b></li> <li>acque reflue industriali pericolose - <b>vietato</b></li></ul></li> <li>scarico sul suolo <ul><li>acque reflue urbane - limiti di emissione riportati in <b>tabella 4</b></li> <li>acque reflue industriali non pericolose - limiti di emissione riportati in <b>tabella 4</b></li> <li>acque reflue industriali pericolose - <b>vietato</b></li></ul></li> <li>in fognatura <ul><li>acque reflue domestiche - sono sempre ammessi senza necessità di alcun tipo di trattamento</li> <li>acque reflue industriali - limiti di emissione riportati in <b>tabella 3</b> seconda colonna</li></ul></li></ul> <p>nel caso in cui le acque reflue sanificate debbano essere riutilizzate in agricoltura, nell'industria, per il lavaggio delle strade, a scopo antincendio, ecc. devono essere rispettati anche i requisiti di cui al D.M. 22 giugno 2003 n. 185. </p> <div class="mw-heading mw-heading2"><h2 id="Note">Note</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Acque_reflue&veaction=edit&section=5" title="Modifica la sezione Note" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Acque_reflue&action=edit&section=5" title="Edit section's source code: Note"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><a href="#cite_ref-1"><b>^</b></a> <span class="reference-text">quando ospita acqua corrente per meno di 120 giorni all'anno</span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Voci_correlate">Voci correlate</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Acque_reflue&veaction=edit&section=6" title="Modifica la sezione Voci correlate" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Acque_reflue&action=edit&section=6" title="Edit section's source code: Voci correlate"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Acque_di_vegetazione" title="Acque di vegetazione">Acque di vegetazione</a></li> <li><a href="/wiki/Acque_reflue_casearie" title="Acque reflue casearie">Acque reflue casearie</a></li> <li><a href="/wiki/Ciclo_dell%27acqua" title="Ciclo dell'acqua">Ciclo dell'acqua</a></li> <li><a href="/wiki/Depurazione" title="Depurazione">Depurazione</a></li> <li><a href="/wiki/Eutrofizzazione" title="Eutrofizzazione">Eutrofizzazione</a></li> <li><a href="/wiki/Fanghi_attivi" title="Fanghi attivi">Fanghi attivi</a></li> <li><a href="/wiki/Fango_da_depurazione" title="Fango da depurazione">Fango da depurazione</a></li> <li><a href="/wiki/Fitodepurazione" title="Fitodepurazione">Fitodepurazione</a></li> <li><a href="/wiki/Fognatura" title="Fognatura">Fognatura</a></li> <li><a href="/wiki/Inquinamento_idrico" title="Inquinamento idrico">Inquinamento idrico</a></li> <li><a href="/wiki/Inquinante" title="Inquinante">Inquinante</a></li> <li><a href="/wiki/Reflui_zootecnici" title="Reflui zootecnici">Reflui zootecnici</a></li> <li><a href="/wiki/Scarico_(ingegneria_idraulica)" title="Scarico (ingegneria idraulica)">scarico (ingegneria idraulica)</a></li> <li><a href="/wiki/Total_suspended_solids" class="mw-redirect" title="Total suspended solids">Total suspended solids</a></li> <li><a href="/wiki/Trattamento_delle_acque_reflue" title="Trattamento delle acque reflue">Trattamento delle acque reflue</a></li> <li><a href="/wiki/Tampone_di_Moore" title="Tampone di Moore">Tampone di Moore</a></li> <li><a href="/wiki/Wastewater-Based_Epidemiology" title="Wastewater-Based Epidemiology">Wastewater-Based Epidemiology</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Altri_progetti">Altri progetti</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Acque_reflue&veaction=edit&section=7" title="Modifica la sezione Altri progetti" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Acque_reflue&action=edit&section=7" title="Edit section's source code: Altri progetti"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div id="interProject" class="toccolours" style="display: none; clear: both; margin-top: 2em"><p id="sisterProjects" style="background-color: #efefef; color: black; font-weight: bold; margin: 0"><span>Altri progetti</span></p><ul title="Collegamenti verso gli altri progetti Wikimedia"> <li class="" title=""><span class="plainlinks" title="commons:Category:Wastewater"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Wastewater?uselang=it">Wikimedia Commons</a></span></li></ul></div> <ul><li><span typeof="mw:File"><a href="https://commons.wikimedia.org/wiki/?uselang=it" title="Collabora a Wikimedia Commons"><img alt="Collabora a Wikimedia Commons" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png" decoding="async" width="18" height="24" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/27px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/36px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></a></span> <span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/?uselang=it">Wikimedia Commons</a></span> contiene immagini o altri file su <b><span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Wastewater?uselang=it">acque reflue</a></span></b></li></ul> <div class="mw-heading mw-heading2"><h2 id="Collegamenti_esterni">Collegamenti esterni</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Acque_reflue&veaction=edit&section=8" title="Modifica la sezione Collegamenti esterni" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Acque_reflue&action=edit&section=8" title="Edit section's source code: Collegamenti esterni"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li class="mw-empty-elt"></li> <li><cite id="CITEREFDSS" class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="italiano">IT</abbr>, <abbr title="tedesco">DE</abbr>, <abbr title="francese">FR</abbr></span>) <a rel="nofollow" class="external text" href="https://hls-dhs-dss.ch/it/articles/007861"><span style="font-style:italic;">Acque reflue</span></a>, su <span style="font-style:italic;">hls-dhs-dss.ch</span>, <a href="/wiki/Dizionario_storico_della_Svizzera" title="Dizionario storico della Svizzera">Dizionario storico della Svizzera</a>.</cite> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q336191#P902" title="Modifica su Wikidata"><img alt="Modifica su Wikidata" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/73/Blue_pencil.svg/10px-Blue_pencil.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/73/Blue_pencil.svg/15px-Blue_pencil.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/73/Blue_pencil.svg/20px-Blue_pencil.svg.png 2x" data-file-width="600" data-file-height="600" /></a></span></li> <li><cite id="CITEREFBritannica.com" class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="https://www.britannica.com/technology/wastewater"><span style="font-style:italic;">wastewater</span></a>, su <span style="font-style:italic;"><a href="/wiki/Enciclopedia_Britannica" title="Enciclopedia Britannica">Enciclopedia Britannica</a></span>, Encyclopædia Britannica, Inc.</cite> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q336191#P1417" title="Modifica su Wikidata"><img alt="Modifica su Wikidata" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/73/Blue_pencil.svg/10px-Blue_pencil.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/73/Blue_pencil.svg/15px-Blue_pencil.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/73/Blue_pencil.svg/20px-Blue_pencil.svg.png 2x" data-file-width="600" data-file-height="600" /></a></span></li></ul> <style data-mw-deduplicate="TemplateStyles:r141815314">.mw-parser-output .navbox{border:1px solid #aaa;clear:both;margin:auto;padding:2px;width:100%}.mw-parser-output .navbox th{padding-left:1em;padding-right:1em;text-align:center}.mw-parser-output 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template">V</span></a> · <a href="/wiki/Discussioni_template:Inquinamento" title="Discussioni template:Inquinamento"><span title="Discuti del template">D</span></a> · <a class="external text" href="https://it.wikipedia.org/w/index.php?title=Template:Inquinamento&action=edit"><span title="Modifica il template. Usa l'anteprima prima di salvare">M</span></a></div></div><span class="navbox_title"><a href="/wiki/Inquinamento" title="Inquinamento">Inquinamento</a></span></th></tr><tr><th colspan="1" class="navbox_group"><a href="/wiki/Inquinamento_atmosferico" title="Inquinamento atmosferico">Inquinamento atmosferico</a></th><td colspan="1" class="navbox_list navbox_odd"><a href="/wiki/Buco_nell%27ozono" title="Buco nell'ozono">Buco nell'ozono</a><b> ·</b> <a href="/wiki/Alogenuri_alchilici" title="Alogenuri alchilici">Clorofluorocarburi</a><b> ·</b> <a href="/wiki/Dispersione_degli_inquinanti_in_atmosfera" title="Dispersione degli inquinanti in atmosfera">Dispersione degli inquinanti in atmosfera</a><b> ·</b> <a href="/wiki/Fattore_di_emissione" title="Fattore di emissione">Fattore di emissione</a><b> ·</b> <a href="/wiki/Inventario_delle_emissioni" title="Inventario delle emissioni">Inventario delle emissioni</a><b> ·</b> <a href="/wiki/Neve_chimica" title="Neve chimica">Neve 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title="Eutrofizzazione">Eutrofizzazione</a></td></tr><tr><th colspan="1" class="navbox_group"><a href="/wiki/Inquinamento_del_suolo" title="Inquinamento del suolo">Inquinamento del suolo</a></th><td colspan="1" class="navbox_list navbox_odd"><a href="/wiki/Biorisanamento" title="Biorisanamento">Biorisanamento</a><b> ·</b> <a href="/wiki/Decontaminazione_elettrocinetica" title="Decontaminazione elettrocinetica">Decontaminazione elettrocinetica</a><b> ·</b> <i><a href="/wiki/Landfarming" title="Landfarming">Landfarming</a></i><b> ·</b> <a href="/wiki/Solidificazione_del_suolo" title="Solidificazione del suolo">Solidificazione del suolo</a></td></tr><tr><th colspan="1" class="navbox_group">Altri tipi di inquinamento</th><td colspan="1" class="navbox_list navbox_even"><a href="/wiki/Inquinamento_acustico" title="Inquinamento acustico">Acustico</a><b> ·</b> <a href="/wiki/Inquinamento_architettonico" title="Inquinamento architettonico">Architettonico</a><b> ·</b> <a href="/wiki/Inquinamento_elettromagnetico" title="Inquinamento elettromagnetico">Elettromagnetico</a><b> ·</b> <a href="/wiki/Inquinamento_fotochimico" title="Inquinamento fotochimico">Fotochimico</a><b> ·</b> <a href="/wiki/Inquinamento_luminoso" title="Inquinamento luminoso">Luminoso</a><b> ·</b> <a href="/wiki/Inquinamento_radioattivo" title="Inquinamento radioattivo">Radioattivo</a><b> ·</b> <a href="/wiki/Inquinamento_termico" title="Inquinamento termico">Termico</a></td></tr><tr><th colspan="1" class="navbox_group"><a href="/wiki/Rifiuti" class="mw-redirect" title="Rifiuti">Rifiuti</a></th><td colspan="1" class="navbox_list navbox_odd"><a href="/wiki/Gestione_dei_rifiuti" title="Gestione dei rifiuti">Gestione dei rifiuti</a><b> ·</b> <a href="/wiki/Raccolta_differenziata" title="Raccolta differenziata">Raccolta differenziata</a><b> ·</b> <a href="/wiki/Riciclaggio_dei_rifiuti" title="Riciclaggio dei rifiuti">Riciclaggio dei rifiuti</a><b> ·</b> <a href="/wiki/Riuso" 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