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Hydro on the board

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DRAFTEDFROM ANNOUNCED PROJECTS

Hydro across the country

431 MW is on the board: 3 MW testing, 24 MW under construction, 183 MW permitted, 221 MW announced.

Every hydro project, biggest first

All 117 projects are listed below.

  • New Cumberland Hydroelectric ProjectWest VirginiaPermitted10 MWApril 2029
  • New Cumberland Hydroelectric ProjectWest VirginiaPermitted10 MWApril 2029
  • Pike Island Hydroelectric ProjectOhioPermitted10 MWJanuary 2029
  • Pike Island Hydroelectric ProjectOhioPermitted10 MWJanuary 2029
  • Tygart HydropowerWest VirginiaPermitted10 MWMarch 2027
  • Tygart HydropowerWest VirginiaPermitted10 MWMarch 2027
  • Tygart HydropowerWest VirginiaPermitted10 MWMarch 2027
  • Mahoney Lake HydroelectricAlaskaAnnounced10 MWDecember 2027
  • Colonel Charles D. Maynard ProjectArkansasPermitted9 MWNovember 2031
  • Colonel Charles D. Maynard ProjectArkansasPermitted9 MWNovember 2031
  • Colonel Charles D. Maynard ProjectArkansasPermitted9 MWNovember 2031
  • Overton Hydroelectric ProjectLouisianaAnnounced8 MWJuly 2028
  • Overton Hydroelectric ProjectLouisianaAnnounced8 MWAugust 2028
  • Overton Hydroelectric ProjectLouisianaAnnounced8 MWAugust 2028
  • Overton Hydroelectric ProjectLouisianaAnnounced8 MWJune 2028
  • Overton Hydroelectric ProjectLouisianaAnnounced8 MWJune 2028
  • Overton Hydroelectric ProjectLouisianaAnnounced8 MWJuly 2028
  • Sardis Lake Hydroelectric ProjectMississippiAnnounced8 MWOctober 2028
  • Sardis Lake Hydroelectric ProjectMississippiAnnounced8 MWNovember 2028
  • Emsworth BC Hydroelectric ProjectPennsylvaniaAnnounced7 MWDecember 2030
  • Emsworth L&D Hydroelectric ProjectPennsylvaniaAnnounced7 MWDecember 2030
  • Emsworth L&D Hydroelectric ProjectPennsylvaniaAnnounced7 MWOctober 2030
  • Emsworth L&D Hydroelectric ProjectPennsylvaniaAnnounced7 MWNovember 2030
  • Montgomery L&D Hydroelectric ProjectPennsylvaniaAnnounced7 MWDecember 2028
  • Montgomery L&D Hydroelectric ProjectPennsylvaniaAnnounced7 MWNovember 2028
  • Montgomery L&D Hydroelectric ProjectPennsylvaniaAnnounced7 MWOctober 2028
  • Sweetheart Lake Hydroelectric FacilityAlaskaPermitted7 MWJanuary 2028
  • Sweetheart Lake Hydroelectric FacilityAlaskaPermitted7 MWJanuary 2028
  • Sweetheart Lake Hydroelectric FacilityAlaskaPermitted7 MWJanuary 2028
  • Emsworth BC Hydroelectric ProjectPennsylvaniaAnnounced6 MWNovember 2030
  • Emsworth BC Hydroelectric ProjectPennsylvaniaAnnounced6 MWDecember 2030
  • Grays Landing L&D Hydroelectric ProjectPennsylvaniaAnnounced6 MWJune 2028
  • Grays Landing L&D Hydroelectric ProjectPennsylvaniaAnnounced6 MWJuly 2028
  • Maxwell L&D Hydroelectric ProjectPennsylvaniaAnnounced6 MWNovember 2028
  • Maxwell L&D Hydroelectric ProjectPennsylvaniaAnnounced6 MWDecember 2028
  • Monongahela L&D4 Hydroelectric ProjectPennsylvaniaAnnounced6 MWNovember 2028
  • Monongahela L&D4 Hydroelectric ProjectPennsylvaniaAnnounced6 MWOctober 2028
  • Braddock Lock and DamPennsylvaniaPermitted5 MWMarch 2027
  • Grenada Lake Hydroelectric ProjectMississippiAnnounced5 MWMay 2028
  • Grenada Lake Hydroelectric ProjectMississippiAnnounced5 MWApril 2028
  • R.C. Byrd L&D Hydroelectric ProjectWest VirginiaPermitted5 MWFebruary 2029
  • R.C. Byrd L&D Hydroelectric ProjectWest VirginiaPermitted5 MWFebruary 2029
  • R.C. Byrd L&D Hydroelectric ProjectWest VirginiaPermitted5 MWFebruary 2029
  • R.C. Byrd L&D Hydroelectric ProjectWest VirginiaPermitted5 MWFebruary 2029
  • R.C. Byrd L&D Hydroelectric ProjectWest VirginiaPermitted5 MWFebruary 2029
  • R.C. Byrd L&D Hydroelectric ProjectWest VirginiaPermitted5 MWFebruary 2029
  • Allegheny L&D2 Hydroelectric ProjectPennsylvaniaAnnounced5 MWNovember 2030
  • Allegheny L&D2 Hydroelectric ProjectPennsylvaniaAnnounced5 MWDecember 2030
  • Rancho PenasquitosCaliforniaUnder construction4 MWOctober 2026
  • Pine FlatCaliforniaUnder construction4 MWMarch 2028
  • HauserMontanaAnnounced4 MWJune 2028
  • HauserMontanaAnnounced4 MWDecember 2029
  • Opekiska L&D Hydroelectric ProjectWest VirginiaAnnounced3 MWSeptember 2028
  • Opekiska L&D Hydroelectric ProjectWest VirginiaAnnounced3 MWAugust 2028
  • Marseilles Lock and Dam HydroIllinoisUnder construction3 MWDecember 2027
  • Marseilles Lock and Dam HydroIllinoisUnder construction3 MWDecember 2027
  • Marseilles Lock and Dam HydroIllinoisUnder construction3 MWDecember 2027
  • Marseilles Lock and Dam HydroIllinoisUnder construction3 MWDecember 2027
  • Arkabutla Lake Hydroelectric ProjectMississippiAnnounced3 MWJuly 2028
  • Arkabutla Lake Hydroelectric ProjectMississippiAnnounced3 MWJune 2028
  • Enid Lake Hydroelectric ProjectMississippiAnnounced3 MWNovember 2028
  • Enid Lake Hydroelectric ProjectMississippiAnnounced3 MWOctober 2028
  • Morgantown L&D Hydroelectric ProjectWest VirginiaAnnounced3 MWAugust 2028
  • Morgantown L&D Hydroelectric ProjectWest VirginiaAnnounced3 MWSeptember 2028
  • Point Marion L&D Hydroelectric ProjectPennsylvaniaAnnounced3 MWNovember 2028
  • Point Marion L&D Hydroelectric ProjectPennsylvaniaAnnounced3 MWDecember 2028
  • CW Bill Young Hydropower ProjectPennsylvaniaPermitted1 MWOctober 2031
  • CW Bill Young Hydropower ProjectPennsylvaniaPermitted1 MWOctober 2031
  • CW Bill Young Hydropower ProjectPennsylvaniaPermitted1 MWOctober 2031
  • CW Bill Young Hydropower ProjectPennsylvaniaPermitted1 MWOctober 2031
  • CW Bill Young Hydropower ProjectPennsylvaniaPermitted1 MWOctober 2031
  • CW Bill Young Hydropower ProjectPennsylvaniaPermitted1 MWOctober 2031
  • CW Bill Young Hydropower ProjectPennsylvaniaPermitted1 MWOctober 2031
  • Dashields Hydroelectric ProjectPennsylvaniaPermitted1 MWAugust 2030
  • Dashields Hydroelectric ProjectPennsylvaniaPermitted1 MWAugust 2030
  • Dashields Hydroelectric ProjectPennsylvaniaPermitted1 MWAugust 2030
  • Dashields Hydroelectric ProjectPennsylvaniaPermitted1 MWAugust 2030
  • Dashields Hydroelectric ProjectPennsylvaniaPermitted1 MWAugust 2030
  • Dashields Hydroelectric ProjectPennsylvaniaPermitted1 MWAugust 2030
  • Dashields Hydroelectric ProjectPennsylvaniaPermitted1 MWAugust 2030
  • Dashields Hydroelectric ProjectPennsylvaniaPermitted1 MWAugust 2030
  • Dresden Island Hydroelectric ProjectIllinoisPermitted1 MWDecember 2030
  • Dresden Island Hydroelectric ProjectIllinoisPermitted1 MWDecember 2030
  • Dresden Island Hydroelectric ProjectIllinoisPermitted1 MWDecember 2030
  • Dresden Island Hydroelectric ProjectIllinoisPermitted1 MWDecember 2030
  • Dresden Island Hydroelectric ProjectIllinoisPermitted1 MWDecember 2030
  • Dresden Island Hydroelectric ProjectIllinoisPermitted1 MWDecember 2030
  • Dresden Island Hydroelectric ProjectIllinoisPermitted1 MWDecember 2030
  • Dresden Island Hydroelectric ProjectIllinoisPermitted1 MWDecember 2030
  • Dresden Island Hydroelectric ProjectIllinoisPermitted1 MWDecember 2030
  • Dresden Island Hydroelectric ProjectIllinoisPermitted1 MWDecember 2030
  • Allegheny Lock and Dam 4PennsylvaniaPermitted1 MWFebruary 2031
  • Allegheny Lock and Dam 4PennsylvaniaPermitted1 MWFebruary 2031
  • Allegheny Lock and Dam 4PennsylvaniaPermitted1 MWFebruary 2031
  • Allegheny Lock and Dam 4PennsylvaniaPermitted1 MWFebruary 2031
  • Allegheny Lock and Dam 4PennsylvaniaPermitted1 MWFebruary 2031
  • Allegheny Lock and Dam 4PennsylvaniaPermitted1 MWFebruary 2031
  • Allegheny Lock and Dam 4PennsylvaniaPermitted1 MWFebruary 2031
  • Allegheny Lock and Dam 4PennsylvaniaPermitted1 MWFebruary 2031
  • Evelyn Hydroelectric ProjectKentuckyUnder construction1 MWDecember 2029
  • Evelyn Hydroelectric ProjectKentuckyUnder construction1 MWDecember 2029
  • Evelyn Hydroelectric ProjectKentuckyUnder construction1 MWDecember 2029
  • Evelyn Hydroelectric ProjectKentuckyUnder construction1 MWDecember 2029
  • Heidelberg Hydroelectric ProjectKentuckyTesting1 MWSeptember 2026
  • Heidelberg Hydroelectric ProjectKentuckyTesting1 MWSeptember 2026
  • Heidelberg Hydroelectric ProjectKentuckyTesting1 MWSeptember 2026
  • Heidelberg Hydroelectric ProjectKentuckyTesting1 MWSeptember 2026
  • KY No. 11 L&D Hydroelectric ProjectKentuckyUnder construction1 MWNovember 2027
  • KY No. 11 L&D Hydroelectric ProjectKentuckyUnder construction1 MWNovember 2027
  • KY No. 11 L&D Hydroelectric ProjectKentuckyUnder construction1 MWNovember 2027
  • KY No. 11 L&D Hydroelectric ProjectKentuckyUnder construction1 MWNovember 2027
  • Evelyn Hydroelectric ProjectKentuckyUnder construction0 MWDecember 2029
  • Evelyn Hydroelectric ProjectKentuckyUnder construction0 MWDecember 2029
  • Heidelberg Hydroelectric ProjectKentuckyTesting0 MWSeptember 2026
  • Heidelberg Hydroelectric ProjectKentuckyTesting0 MWSeptember 2026
  • KY No. 11 L&D Hydroelectric ProjectKentuckyUnder construction0 MWNovember 2027
  • KY No. 11 L&D Hydroelectric ProjectKentuckyUnder construction0 MWNovember 2027

Capacity is shown in megawatts (MW). Planned dates come from EIA and may change with later updates. We do not independently verify those dates or estimate each project’s likelihood of completion.

EIA-860M · workbook read October 2026