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.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=Ripogenus_Gorge&params=45.8759_N_69.15_W_type:landmark"><span class="geo-default"><span class="geo-dms" title="Maps, aerial photos, and other data for this location"><span class="latitude">45°52′33″N</span> <span class="longitude">69°09′00″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">45.8759°N 69.15°W</span><span style="display:none"> / <span class="geo">45.8759; -69.15</span></span></span></a></span></span></div></div> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"><span class="mw-redirectedfrom">(Redirected from <a href="/w/index.php?title=Ripogenus_Lake&redirect=no" class="mw-redirect" title="Ripogenus Lake">Ripogenus Lake</a>)</span></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Canyon in Maine, USA</div> <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 vcard" style="line-height: 1.5em;"><tbody><tr><th colspan="2" class="infobox-above fn org" style="background-color: #e7dcc3;">Ripogenus Gorge</th></tr><tr><td colspan="2" class="infobox-image"><span typeof="mw:File"><a href="/wiki/File:View_in_Ripogenus_Falls,_by_Hinds,_A._L.,_fl._1870-1879.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/24/View_in_Ripogenus_Falls%2C_by_Hinds%2C_A._L.%2C_fl._1870-1879.jpg/272px-View_in_Ripogenus_Falls%2C_by_Hinds%2C_A._L.%2C_fl._1870-1879.jpg" decoding="async" width="272" height="138" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/24/View_in_Ripogenus_Falls%2C_by_Hinds%2C_A._L.%2C_fl._1870-1879.jpg/408px-View_in_Ripogenus_Falls%2C_by_Hinds%2C_A._L.%2C_fl._1870-1879.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/24/View_in_Ripogenus_Falls%2C_by_Hinds%2C_A._L.%2C_fl._1870-1879.jpg/544px-View_in_Ripogenus_Falls%2C_by_Hinds%2C_A._L.%2C_fl._1870-1879.jpg 2x" data-file-width="2737" data-file-height="1387" /></a></span><div class="infobox-caption">1870s view of Ripogenus Gorge</div></td></tr><tr><th scope="row" class="infobox-label">Length</th><td class="infobox-data">10 miles (16 km)</td></tr><tr><th scope="row" class="infobox-label">Width</th><td class="infobox-data">700 feet (210 m)</td></tr><tr><th colspan="2" class="infobox-header" style="background-color: #e7dcc3;">Geography</th></tr><tr><th scope="row" class="infobox-label">Location</th><td class="infobox-data label"><a href="/wiki/Northeast_Piscataquis,_Maine" title="Northeast Piscataquis, Maine">Northeast Piscataquis</a>, <a href="/wiki/Piscataquis_County,_Maine" title="Piscataquis County, Maine">Piscataquis County</a>, <a href="/wiki/Maine" title="Maine">Maine, USA</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/Geographic_coordinate_system" title="Geographic coordinate system">Coordinates</a></th><td class="infobox-data"><span class="geo-inline"><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=Ripogenus_Gorge&params=45.8759_N_69.15_W_type:landmark"><span class="geo-default"><span class="geo-dms" title="Maps, aerial photos, and other data for this location"><span class="latitude">45°52′33″N</span> <span class="longitude">69°09′00″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">45.8759°N 69.15°W</span><span style="display:none"> / <span class="geo">45.8759; -69.15</span></span></span></a></span></span> </td></tr><tr><th scope="row" class="infobox-label">Rivers</th><td class="infobox-data"><a href="/wiki/West_Branch_Penobscot_River" title="West Branch Penobscot River">West Branch Penobscot River</a></td></tr></tbody></table> <p><b>Ripogenus Gorge</b> is a rock-walled canyon formed in <a href="/wiki/Maine" title="Maine">Maine</a> where the <a href="/wiki/West_Branch_Penobscot_River" title="West Branch Penobscot River">West Branch Penobscot River</a> crosses the Caribou Lake <a href="/wiki/Anticline" title="Anticline">anticline</a>. <b>Ripogenus Falls</b> controlled discharge from <b>Ripogenus Lake</b> until <b>Ripogenus Dam</b> was completed at the upstream end of the gorge in 1916. The dam forms a <a href="/wiki/Hydroelectric" class="mw-redirect" title="Hydroelectric">hydroelectric</a> <a href="/wiki/Reservoir" title="Reservoir">reservoir</a> raising the level of Ripogenus Lake to include the upstream <a href="/wiki/Chesuncook_Lake" title="Chesuncook Lake">Chesuncook Lake</a>, Caribou Lake, and Moose Pond. The resulting reservoir is often identified by the name of the largest included lake: Chesuncook. The gorge provides an unusual exposure of <a href="/wiki/Maine_North_Woods" class="mw-redirect" title="Maine North Woods">Maine North Woods</a> bedrock typically covered by saturated <a href="/wiki/Glacial_till" class="mw-redirect" title="Glacial till">glacial till</a>. The <a href="/wiki/Silurian" title="Silurian">Silurian</a> <b>Ripogenus Formation</b> of weakly <a href="/wiki/Metamorphosed" class="mw-redirect" title="Metamorphosed">metamorphosed</a> shallow marine <a href="/wiki/Siliciclastic" title="Siliciclastic">siliciclastics</a> and <a href="/wiki/Fossiliferous_limestone" title="Fossiliferous limestone">fossiliferous limestone</a> has been described from investigation of the gorge.<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> </p> <div class="mw-heading mw-heading2"><h2 id="History">History</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ripogenus_Gorge&action=edit&section=1" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/Spruce" title="Spruce">Spruce</a> forests along the west branch were <a href="/wiki/Logging" title="Logging">harvested</a> through the 19th century with logs floated through the gorge to <a href="/wiki/Sawmill" title="Sawmill">sawmills</a> as far downstream as <a href="/wiki/Bangor,_Maine" title="Bangor, Maine">Bangor, Maine</a>. <a href="/wiki/Log_driving" title="Log driving">Log driving</a> rivermen altered the gorge with <a href="/wiki/Dynamite" title="Dynamite">dynamite</a> and timber cribs filled with stone to prevent <a href="/wiki/Log_jam" title="Log jam">log jams</a>. Construction of Ripogenus Dam began in 1915 to provide hydroelectricity for the <a href="/wiki/Paper_mill" title="Paper mill">paper mill</a> at <a href="/wiki/Millinocket,_Maine" title="Millinocket, Maine">Millinocket, Maine</a>. The dam is 92 feet (28 m) high and 704 feet (215 m) long and impounds the largest storage reservoir ever built with private funding. <a href="/wiki/Hydroelectricity" title="Hydroelectricity">Hydroelectricity</a> is generated by diverting 2,400 cu ft/s (68 m<sup>3</sup>/s) through a mile-long <a href="/wiki/Penstock" title="Penstock">penstock</a> around the former falls. <a href="/wiki/Pulpwood" title="Pulpwood">Pulpwood</a> was sluiced over the dam until 1971 when <a href="/wiki/Great_Northern_Paper_Company" title="Great Northern Paper Company">Great Northern Paper Company</a> began trucking the lumber to the mill via the <a href="/wiki/Golden_Road_(Maine)" title="Golden Road (Maine)">Golden Road</a>.<sup id="cite_ref-jem_2-0" class="reference"><a href="#cite_note-jem-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Whitewater_recreation">Whitewater recreation</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ripogenus_Gorge&action=edit&section=2" title="Edit section: Whitewater recreation"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Penstock releases through the gorge create a popular <a href="/wiki/Whitewater" title="Whitewater">whitewater</a> run through class IV <a href="/wiki/Rapids" title="Rapids">rapids</a> with a class IV+ <a href="/wiki/Boulder" title="Boulder">boulder</a> garden. <a href="/wiki/Rafting" title="Rafting">Rafts</a> and <a href="/wiki/Kayak" title="Kayak">kayaks</a> navigate between rock cliffs through colorfully named Exterminator Hole (IV), Staircase (IV), Fist of God, Big Heater, Little Heater, Troublemaker Hole (III+), Cribworks (V), Turkey Chute, Final Chute, Postage Stamp Rock, and Bonecruncher (III).<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> </p> <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=Ripogenus_Gorge&action=edit&section=3" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></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"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></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://mrdata.usgs.gov/geology/state/sgmc-unit.php?unit=MESrp%3B0">"Silurian Ripogenus Formation"</a>. United States Geological Survey<span class="reference-accessdate">. Retrieved <span class="nowrap">2012-12-29</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Silurian+Ripogenus+Formation&rft.pub=United+States+Geological+Survey&rft_id=http%3A%2F%2Fmrdata.usgs.gov%2Fgeology%2Fstate%2Fsgmc-unit.php%3Funit%3DMESrp%253B0&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARipogenus+Gorge" class="Z3988"></span></span> </li> <li id="cite_note-jem-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-jem_2-0">^</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="http://www.damnyankee.com/Writing/Writing/Take_or_Leave/download_articles_files/Northern_McLeod.PDF">"The Northern: The Way I Remember"</a> <span class="cs1-format">(PDF)</span>. John E. Mcleod<span class="reference-accessdate">. Retrieved <span class="nowrap">2012-12-19</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=The+Northern%3A+The+Way+I+Remember&rft.pub=John+E.+Mcleod&rft_id=http%3A%2F%2Fwww.damnyankee.com%2FWriting%2FWriting%2FTake_or_Leave%2Fdownload_articles_files%2FNorthern_McLeod.PDF&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARipogenus+Gorge" class="Z3988"></span></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"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.bassioutdoors.com/Penobscot_Ripogenus.html">"Penobscot River - West Branch Ripogenus Gorge"</a><span class="reference-accessdate">. Retrieved <span class="nowrap">2012-12-29</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Penobscot+River+-+West+Branch+Ripogenus+Gorge&rft_id=http%3A%2F%2Fwww.bassioutdoors.com%2FPenobscot_Ripogenus.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARipogenus+Gorge" class="Z3988"></span></span> </li> </ol></div></div> <style data-mw-deduplicate="TemplateStyles:r1034237262">.mw-parser-output .stack{box-sizing:border-box}.mw-parser-output .stack>div{margin:1px;overflow:hidden}@media all and (min-width:720px){.mw-parser-output .stack-clear-left{float:left;clear:left}.mw-parser-output .stack-clear-right{float:right;clear:right}.mw-parser-output .stack-left{float:left}.mw-parser-output .stack-right{float:right}.mw-parser-output .stack-margin-clear-left{float:left;clear:left;margin-right:1em}.mw-parser-output .stack-margin-clear-right{float:right;clear:right;margin-left:1em}.mw-parser-output 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href="/wiki/Template:Penobscot_River" title="Template:Penobscot River"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Penobscot_River" title="Template talk:Penobscot River"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Penobscot_River" title="Special:EditPage/Template:Penobscot River"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Penobscot_River_Watershed" style="font-size:114%;margin:0 4em"><a href="/wiki/Penobscot_River" title="Penobscot River">Penobscot River</a> Watershed</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Tributaries</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="nowrap"><a href="/wiki/Dead_River_(Narramissic_River)" class="mw-redirect" title="Dead River (Narramissic River)">Dead River</a></span></li> <li><span class="nowrap"><a href="/wiki/East_Branch_Mattawamkeag_River" title="East Branch Mattawamkeag River">East Branch Mattawamkeag River</a></span></li> <li><span class="nowrap"><a href="/wiki/East_Branch_Penobscot_River" title="East Branch Penobscot River">East Branch Penobscot River</a></span></li> <li><span class="nowrap"><a href="/wiki/East_Branch_Piscataquis_River" title="East Branch Piscataquis River">East Branch Piscataquis River</a></span></li> <li><span class="nowrap"><a href="/wiki/East_Branch_Pleasant_River_(Piscataquis_River)" class="mw-redirect" title="East Branch Pleasant River (Piscataquis River)">East Branch Pleasant River</a></span></li> <li><span class="nowrap"><a href="/wiki/Kenduskeag_Stream" title="Kenduskeag Stream">Kenduskeag Stream</a></span></li> <li><span class="nowrap"><a href="/wiki/Little_Seboeis_River" title="Little Seboeis River">Little Seboeis River</a></span></li> <li><span class="nowrap"><a href="/wiki/Mattawamkeag_River" title="Mattawamkeag River">Mattawamkeag River</a></span></li> <li><span class="nowrap"><a href="/wiki/Middle_Branch_Pleasant_River" title="Middle Branch Pleasant River">Middle Branch Pleasant River</a></span></li> <li><span class="nowrap"><a href="/wiki/Molunkus_Stream" title="Molunkus Stream">Molunkus Stream</a></span></li> <li><span class="nowrap"><a href="/wiki/Narramissic_River" title="Narramissic River">Narramissic River</a></span></li> <li><span class="nowrap"><a href="/wiki/North_Branch_Marsh_River" title="North Branch Marsh River">North Branch Marsh River</a></span></li> <li><span class="nowrap"><a href="/wiki/North_Branch_Penobscot_River" title="North Branch Penobscot River">North Branch Penobscot River</a></span></li> <li><span class="nowrap"><a href="/wiki/Orland_River" title="Orland River">Orland River</a></span></li> <li><span class="nowrap"><a href="/wiki/Passadumkeag_River" title="Passadumkeag River">Passadumkeag River</a></span></li> <li><span class="nowrap"><a href="/wiki/Piscataquis_River" title="Piscataquis River">Piscataquis River</a></span></li> <li><span class="nowrap"><a href="/wiki/Pleasant_River_(Piscataquis_River)" class="mw-redirect" title="Pleasant River (Piscataquis River)">Pleasant River</a></span></li> <li><span class="nowrap"><a href="/wiki/Sebec_River" title="Sebec River">Sebec River</a></span></li> <li><span class="nowrap"><a href="/wiki/Seboeis_River" title="Seboeis River">Seboeis River</a></span></li> <li><span class="nowrap"><a href="/wiki/South_Branch_Marsh_River" title="South Branch Marsh River">South Branch Marsh River</a></span></li> <li><span class="nowrap"><a href="/wiki/South_Branch_Penobscot_River" title="South Branch Penobscot River">South Branch Penobscot River</a></span></li> <li><span class="nowrap"><a href="/wiki/Stillwater_River_(Maine)" title="Stillwater River (Maine)">Stillwater River</a></span></li> <li><span class="nowrap"><a href="/wiki/West_Branch_Mattawamkeag_River" title="West Branch Mattawamkeag River">West Branch Mattawamkeag River</a></span></li> <li><span class="nowrap"><a href="/wiki/West_Branch_Penobscot_River" title="West Branch Penobscot River">West Branch Penobscot River</a></span></li> <li><span class="nowrap"><a href="/wiki/West_Branch_Piscataquis_River" title="West Branch Piscataquis River">West Branch Piscataquis River</a></span></li> <li><span class="nowrap"><a href="/wiki/West_Branch_Pleasant_River_(Piscataquis_River)" class="mw-redirect" title="West Branch Pleasant River (Piscataquis River)">West Branch Pleasant River</a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Lakes</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="nowrap"><a href="/wiki/Allagash_Lake" title="Allagash Lake">Allagash Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Canada_Falls_Lake" class="mw-redirect" title="Canada Falls Lake">Canada Falls Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Caucomgomoc_Lake" title="Caucomgomoc Lake">Caucomgomoc Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Chamberlain_Lake" title="Chamberlain Lake">Chamberlain Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Chesuncook_Lake" title="Chesuncook Lake">Chesuncook Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Cold_Stream_Pond" class="mw-redirect" title="Cold Stream Pond">Cold Stream Pond</a></span></li> <li><span class="nowrap"><a href="/wiki/Debsconeag_Lakes" title="Debsconeag Lakes">Debsconeag Lakes</a></span></li> <li><span class="nowrap"><a href="/wiki/Grand_Lake_Seboeis" class="mw-redirect" title="Grand Lake Seboeis">Grand Lake Seboeis</a></span></li> <li><span class="nowrap"><a href="/wiki/Jo-Mary_Lakes" title="Jo-Mary Lakes">Jo-Mary Lakes</a></span></li> <li><span class="nowrap"><a href="/wiki/Lobster_Lake_(Maine)" title="Lobster Lake (Maine)">Lobster Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Lower_Wilson_Pond" class="mw-redirect" title="Lower Wilson Pond">Lower Wilson Pond</a></span></li> <li><span class="nowrap"><a href="/wiki/East_Branch_Penobscot_River#Matagamon_Lake" title="East Branch Penobscot River">Matagamon Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Mattawamkeag_Lake" class="mw-redirect" title="Mattawamkeag Lake">Mattawamkeag Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Millinocket_Lake_(Penobscot_River)" title="Millinocket Lake (Penobscot River)">Millinocket Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Nahmakanta_Lake" title="Nahmakanta Lake">Nahmakanta Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Nicatous_Lake" title="Nicatous Lake">Nicatous Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Lake_Onawa" class="mw-redirect" title="Lake Onawa">Lake Onawa</a></span></li> <li><span class="nowrap"><a href="/wiki/Pemadumcook_Chain_of_Lakes" title="Pemadumcook Chain of Lakes">Pemadumcook Chain of Lakes</a></span></li> <li><span class="nowrap"><a href="/wiki/Pleasant_Lake_(Maine)" class="mw-redirect" title="Pleasant Lake (Maine)">Pleasant Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Pushaw_Lake" title="Pushaw Lake">Pushaw Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Ragged_Lake_(Maine)" title="Ragged Lake (Maine)">Ragged Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Rainbow_Lake_(Maine)" title="Rainbow Lake (Maine)">Rainbow Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Schoodic_Lake" title="Schoodic Lake">Schoodic Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Sebec_Lake" class="mw-redirect" title="Sebec Lake">Sebec Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Seboeis_Lake" title="Seboeis Lake">Seboeis Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Seboomook_Lake" class="mw-redirect" title="Seboomook Lake">Seboomook Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/South_Twin_Lake_(Maine)" title="South Twin Lake (Maine)">South Twin Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Telos_Lake" class="mw-redirect" title="Telos Lake">Telos Lake</a></span></li> <li><span class="nowrap"><a href="/wiki/Toddy_Pond_(Maine)" title="Toddy Pond (Maine)">Toddy Pond</a></span></li> <li><span class="nowrap"><a href="/wiki/Upper_Wilson_Pond" class="mw-redirect" title="Upper Wilson Pond">Upper Wilson Pond</a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Towns</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="nowrap"><a href="/wiki/Abbot,_Maine" title="Abbot, Maine">Abbot</a></span></li> <li><span class="nowrap"><a href="/wiki/Bangor,_Maine" title="Bangor, Maine">Bangor</a></span></li> <li><span class="nowrap"><a href="/wiki/Bradley,_Maine" title="Bradley, Maine">Bradley</a></span></li> <li><span class="nowrap"><a href="/wiki/Brewer,_Maine" title="Brewer, Maine">Brewer</a></span></li> <li><span class="nowrap"><a href="/wiki/Brooks,_Maine" title="Brooks, Maine">Brooks</a></span></li> <li><span class="nowrap"><a href="/wiki/Brownville,_Maine" title="Brownville, Maine">Brownville</a></span></li> <li><span class="nowrap"><a href="/wiki/Bucksport,_Maine" title="Bucksport, Maine">Bucksport</a></span></li> <li><span class="nowrap"><a href="/wiki/Burlington,_Maine" title="Burlington, Maine">Burlington</a></span></li> <li><span class="nowrap"><a href="/wiki/Carmel,_Maine" title="Carmel, Maine">Carmel</a></span></li> <li><span class="nowrap"><a href="/wiki/Charleston,_Maine" title="Charleston, Maine">Charleston</a></span></li> <li><span class="nowrap"><a href="/wiki/Danforth,_Maine" title="Danforth, Maine">Danforth</a></span></li> <li><span class="nowrap"><a href="/wiki/Dover-Foxcroft,_Maine" title="Dover-Foxcroft, Maine">Dover-Foxcroft</a></span></li> <li><span class="nowrap"><a href="/wiki/East_Millinocket,_Maine" title="East Millinocket, Maine">East Millinocket</a></span></li> <li><span class="nowrap"><a href="/wiki/Eddington,_Maine" title="Eddington, Maine">Eddington</a></span></li> <li><span class="nowrap"><a href="/wiki/Enfield,_Maine" title="Enfield, Maine">Enfield</a></span></li> <li><span class="nowrap"><a href="/wiki/Frankfort,_Maine" title="Frankfort, Maine">Frankfort</a></span></li> <li><span class="nowrap"><a href="/wiki/Guilford,_Maine" title="Guilford, Maine">Guilford</a></span></li> <li><span class="nowrap"><a href="/wiki/Hampden,_Maine" title="Hampden, Maine">Hampden</a></span></li> <li><span class="nowrap"><a href="/wiki/Haynesville,_Maine" title="Haynesville, Maine">Haynesville</a></span></li> <li><span class="nowrap"><a href="/wiki/Hermon,_Maine" title="Hermon, Maine">Hermon</a></span></li> <li><span class="nowrap"><a href="/wiki/Howland,_Maine" title="Howland, Maine">Howland</a></span></li> <li><span class="nowrap"><a href="/wiki/Hudson,_Maine" title="Hudson, Maine">Hudson</a></span></li> <li><span class="nowrap"><a href="/wiki/Island_Falls,_Maine" title="Island Falls, Maine">Island Falls</a></span></li> <li><span class="nowrap"><a href="/wiki/Kenduskeag,_Maine" title="Kenduskeag, Maine">Kenduskeag</a></span></li> <li><span class="nowrap"><a href="/wiki/Kingman,_Maine" title="Kingman, Maine">Kingman</a></span></li> <li><span class="nowrap"><a href="/wiki/Lee,_Maine" title="Lee, Maine">Lee</a></span></li> <li><span class="nowrap"><a href="/wiki/Levant,_Maine" title="Levant, Maine">Levant</a></span></li> <li><span class="nowrap"><a href="/wiki/Lincoln,_Maine" title="Lincoln, Maine">Lincoln</a></span></li> <li><span class="nowrap"><a href="/wiki/Macwahoc,_Maine" class="mw-redirect" title="Macwahoc, Maine">Macwahoc</a></span></li> <li><span class="nowrap"><a href="/wiki/Mattawamkeag,_Maine" title="Mattawamkeag, Maine">Mattawamkeag</a></span></li> <li><span class="nowrap"><a href="/wiki/Medway,_Maine" title="Medway, Maine">Medway</a></span></li> <li><span class="nowrap"><a href="/wiki/Milford,_Maine" title="Milford, Maine">Milford</a></span></li> <li><span class="nowrap"><a href="/wiki/Millinocket,_Maine" title="Millinocket, Maine">Millinocket</a></span></li> <li><span class="nowrap"><a href="/wiki/Milo,_Maine" title="Milo, Maine">Milo</a></span></li> <li><span class="nowrap"><a href="/wiki/Monson,_Maine" title="Monson, Maine">Monson</a></span></li> <li><span class="nowrap"><a href="/wiki/Oakfield,_Maine" title="Oakfield, Maine">Oakfield</a></span></li> <li><span class="nowrap"><a href="/wiki/Old_Town,_Maine" title="Old Town, Maine">Old Town</a></span></li> <li><span class="nowrap"><a href="/wiki/Orland,_Maine" title="Orland, Maine">Orland</a></span></li> <li><span class="nowrap"><a href="/wiki/Orono,_Maine" title="Orono, Maine">Orono</a></span></li> <li><span class="nowrap"><a href="/wiki/Orrington,_Maine" title="Orrington, Maine">Orrington</a></span></li> <li><span class="nowrap"><a href="/wiki/Passadumkeag,_Maine" title="Passadumkeag, Maine">Passadumkeag</a></span></li> <li><span class="nowrap"><a href="/wiki/Patten,_Maine" title="Patten, Maine">Patten</a></span></li> <li><span class="nowrap"><a href="/wiki/Prospect,_Maine" title="Prospect, Maine">Prospect</a></span></li> <li><span class="nowrap"><a href="/wiki/Sangerville,_Maine" title="Sangerville, Maine">Sangerville</a></span></li> <li><span class="nowrap"><a href="/wiki/Sherman,_Maine" title="Sherman, Maine">Sherman</a></span></li> <li><span class="nowrap"><a href="/wiki/Smyrna,_Maine" title="Smyrna, Maine">Smyrna</a></span></li> <li><span class="nowrap"><a href="/wiki/Springfield,_Maine" title="Springfield, Maine">Springfield</a></span></li> <li><span class="nowrap"><a href="/wiki/Veazie,_Maine" title="Veazie, Maine">Veazie</a></span></li> <li><span class="nowrap"><a href="/wiki/Verona,_Maine" class="mw-redirect" title="Verona, Maine">Verona</a></span></li> <li><span class="nowrap"><a href="/wiki/Winn,_Maine" title="Winn, Maine">Winn</a></span></li> <li><span class="nowrap"><a href="/wiki/Winterport,_Maine" title="Winterport, Maine">Winterport</a></span></li> <li><span class="nowrap"><a href="/wiki/Wytopitlock,_Maine" title="Wytopitlock, Maine">Wytopitlock</a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Landmarks</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="nowrap"><a href="/wiki/Bangor_and_Aroostook_Railroad" title="Bangor and Aroostook Railroad">Bangor and Aroostook Railroad</a></span></li> <li><span class="nowrap"><a href="/wiki/Baxter_State_Park" title="Baxter State Park">Baxter State Park</a></span></li> <li><span class="nowrap"><a href="/wiki/Fort_Knox_(Maine)" title="Fort Knox (Maine)">Fort Knox</a></span></li> <li><span class="nowrap"><a href="/wiki/Gero_Island" title="Gero Island">Gero Island</a></span></li> <li><span class="nowrap"><a href="/wiki/Great_Northern_Paper_Company" title="Great Northern Paper Company">Great Northern Paper Company</a></span></li> <li><span class="nowrap"><a href="/wiki/Great_Works_Dam" title="Great Works Dam">Great Works Dam</a></span></li> <li><span class="nowrap"><a href="/wiki/Hundred-Mile_Wilderness" title="Hundred-Mile Wilderness">Hundred-Mile Wilderness</a></span></li> <li><span class="nowrap"><a href="/wiki/Katahdin_Iron_Works" title="Katahdin Iron Works">Katahdin Iron Works</a></span></li> <li><span class="nowrap"><a href="/wiki/Bucksport_Branch" title="Bucksport Branch">Maine Central Railroad</a></span></li> <li><span class="nowrap"><a href="/wiki/Monson_Railroad" title="Monson Railroad">Monson Railroad</a></span></li> <li><span class="nowrap"><a href="/wiki/Mount_Katahdin" title="Mount Katahdin">Mount Katahdin</a></span></li> <li><span class="nowrap"><a href="/wiki/North_Maine_Woods" title="North Maine Woods">North Maine Woods</a></span></li> <li><span class="nowrap"><a href="/wiki/Orono_Dam" title="Orono Dam">Orono Dam</a></span></li> <li><span class="nowrap"><a href="/wiki/Peaks-Kenny_State_Park" title="Peaks-Kenny State Park">Peaks-Kenny State Park</a></span></li> <li><span class="nowrap"><a href="/wiki/Penobscot_Indian_Island_Reservation" title="Penobscot Indian Island Reservation">Penobscot Indian Island Reservation</a></span></li> <li><span class="nowrap"><a href="/wiki/Penobscot_Narrows_Bridge_and_Observatory" title="Penobscot Narrows Bridge and Observatory">Penobscot Narrows Bridge and Observatory</a></span></li> <li><span class="nowrap"><a class="mw-selflink selflink">Ripogenus Gorge</a></span></li> <li><span class="nowrap"><a href="/wiki/Stillwater_Dam_(Maine)" title="Stillwater Dam (Maine)">Stillwater Dam</a></span></li> <li><span class="nowrap"><a href="/wiki/University_of_Maine" title="University of Maine">University of Maine</a></span></li> <li><span class="nowrap"><a href="/wiki/Veazie_Dam" title="Veazie Dam">Veazie Dam</a></span></li> <li><span class="nowrap"><a href="/wiki/Waldo%E2%80%93Hancock_Bridge" title="Waldo–Hancock Bridge">Waldo–Hancock Bridge</a></span></li></ul> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1&useformat=desktop" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=Ripogenus_Gorge&oldid=1213102687">https://en.wikipedia.org/w/index.php?title=Ripogenus_Gorge&oldid=1213102687</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:Canyons_and_gorges_of_the_United_States" title="Category:Canyons and gorges of the United States">Canyons and gorges of the United States</a></li><li><a href="/wiki/Category:Landforms_of_Piscataquis_County,_Maine" title="Category:Landforms of Piscataquis County, Maine">Landforms of Piscataquis County, Maine</a></li><li><a href="/wiki/Category:North_Maine_Woods" title="Category:North Maine Woods">North Maine Woods</a></li><li><a href="/wiki/Category:Northern_Forest_Canoe_Trail" title="Category:Northern Forest Canoe Trail">Northern Forest Canoe Trail</a></li><li><a href="/wiki/Category:Penobscot_River" title="Category:Penobscot River">Penobscot River</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Hidden categories: <ul><li><a href="/wiki/Category:Pages_using_gadget_WikiMiniAtlas" title="Category:Pages using gadget WikiMiniAtlas">Pages using gadget WikiMiniAtlas</a></li><li><a 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