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Database created and maintained by Marañón Waterkeeper. To suggest edits or updates, contact info@maranonwaterkeeper.org
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Dam NameOfficial StatusSubjective Level of ConcernWall HeightMWBase of Wall Elevation (m)Top of Reservoir Elevation (m)CompanyNotesVolume (hm³)Area of Dam km2 (Full)(GWh/year)Approximate InvestmentContract DetailsCoordinates POINT_XCoordinates POINT_Y
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1MansericheInventoried, declared in national interest.2. High4500Reports on the ground indicate it is undergoing studies and companies have contacted Awajun communities. This dam is of high concern due to its enormous size, lowland jungle location and direct impact on indigenous communities. Government declared large dams in jungle not going to be built in their term (until 2021).2184859505166
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2EscurrebragaInventoried, declared in national interest.2. High1800Reports on the ground indicate it is undergoing studies, and companies have been in contact with indigenous comunities. Would be located in lowland jungle. Government declared large dams in jungle not going to be built in their term (until 2021)139344.45549471263.149
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3Lorena
EVALUACIÓN AMBIENTAL PRELIMINAR
1. Very High32m300310342Amazonas Energía S.A.C. (Andrade Gutierrez, Brazil)Government declared large dams in jungle not going to be built in their term (until 2021)6504.61900725M US$7830279408070
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4VeracruzEIA Approved, Concession Granted1. Very High147m635510660Compania Energetica Veracruz - 60% Owned by ENEL, parent of EndesaEIA Approved, Concession granted construction slated to begin 2017-06-19, as listed on MINEM website.38503635071 443,7 MM US$.107115.83539327497.287
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5Chadin IIEIA Approved, Concession Granted1. Very High175m600660832OderbrechtEIA Approved, concession granted. Oderbrecht indicated project was on hold until 2018, however speculation that project will be onsold to another company given Oderbrecht financial state. 196021202000 MM US$Contrato de Concesión N° 458‐2014. Signed 29.10.2014. Puesta en Operacion 20.11.2023.
Con Resolución Suprema N° 073‐2014‐EM el MINEM otorga a favor de AC Energía S.A. la Concesión. Definitiva de Generación.
143208.88039288957.092
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6Rio Grande 1EIA under assessment by MINEM.1. Very High130m600840887Oderbrechthttp://www.minem.gob.pe/descripcion.php?idSector=2&idTitular=7585169207.84299227414.114
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7Rio Grande IIEIA under assessment by MINEM.1. Very High50m1508901020Oderbrechthttp://www.minem.gob.pe/descripcion.php?idSector=2&idTitular=7585167244.59469240291.544
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8ChusgónInventoried, declared in national interest.3. Medium2401923799180117
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9Patas I / Marañón 1Inventoried, declared in national interest.3. Medium3202023019162769
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10San Pablo / Marañón 2Inventoried, declared in national interest.3. Medium3902226729084742
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11Rupac / Marañón 3Inventoried, declared in national interest.3. Medium3001650232206.82029067648.795
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12Yaku / Marañón 4Feasability Study2. HighENERSUR S.A.In 2014 and 2015 there was a large study camp (50+ people) at this site for several months.245652.339055545.09
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13PulperiaInventoried, declared in national interest.3. Medium2202480179048555
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14YanamayoInventoried, declared in national interest.3. Medium1602591139024077
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15ChiliaEIA under assessment by MINEM.2. High117m1802200
Hidrochilia SAC
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16Llata 2Inventoried, declared in national interest.3. Medium200307847.8078966506.257
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17Llata 1Inventoried, declared in national interest.3. Medium2103074028984133
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18MarañónUnder Construction3. MediumNA - Run of River. 89.5m drop18.42 934Project is in advanced stages of construction, however is high in catchment, with minimal or no reservoir (consists of river diversion for a portion of the flow).85.6 MM US$3084768940838
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19Vizcarra / Morigel / PortuguezInventoried, Surveyed 2012-20133. Medium1402900318048.51318924209.355
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RentemaObsolete4. Not Relevent1525Name change to become Lorena.
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Cumba 4Obsolete4. Not Relevent825Was changed to become what is the Veracruz project.
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PiónObsolete4. Not Relevent350Conflicts with Chadin II project, not physically possible.
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PuchcaInventoried, declared in national interest.4. Not Relevent140Replaced by Chilia2905928994567
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YangasObsolete4. Not Relevent330Conflicts with Chadin II project, not physically possible.
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Del NorteObsolete4. Not ReleventName Changed to Chadin II
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Santa RosaObsolete4. Not Relevent340Conflicts with Chadin II
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BalsasObsolete4. Not Relevent915Replaced by Rio Grande I & II
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BolivarObsolete4. Not Relevent290Replaced by Rio Grande I & II
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Patas IIObsolete4. Not Relevent240Replaced by Rio Grande I & II
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