Hydro Kennebec Project
51 Simpson Avenue, Winslow, ME 4901Plant Summary Information
Hydro Kennebec Project is ranked #18 out of 50 hydroelectric power plants in Maine in terms of total annual net electricity generation.
Hydro Kennebec Project is comprised of 2 generators and generated 6.6 GWh during the 3-month period between August 2025 to November 2025.
| Plant Name | Hydro Kennebec Project |
|---|---|
| Utility Name | Hydro Kennebec LLC |
| Location | Kennebec County, ME |
| Initial Operation Date | January 1989 |
| Last Update | Nov 2025 |
| Annual Generation | 36.8 GWh |
| Annual Consumption | 133.2 k MMBtu |
| Ranked #4,589 out of 13,081 Power Plants Nationwide | |
| Ranked #548 out of 1,311 Water Power Plants Nationwide | |
| Ranked #53 out of 236 Maine Power Plants | |
| Ranked #18 out of 50 Maine Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Hydro Kennebec Project
Monthly Plant Fuel Consumption for Hydro Kennebec Project
Hydro Kennebec Project Details
| Summary Information | |
|---|---|
| Plant Name | Hydro Kennebec Project (54148) |
| Plant Address | 51 Simpson Avenue, Winslow, ME 4901 |
| Utility | Hydro Kennebec LLC (56597) |
| Latitude, Longitude | 44.56303, -69.61916 |
| Generation Dates on File | Jan 2001 to Nov 2025 |
| Initial Operation Date | January 1989 |
| Annual Generation | 36.8 GWh |
| Fuel Types | Water |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | Yes |
| FERC Small Power Producer Docket Number | 86-279-001 |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | NPCC |
| Balancing Authority | ISO New England Inc. (ISNE) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | Kennebec River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Central Maine Power Co (3266) ME |
| Grid Voltage | 34.50 kV |
| Energy Storage | No |
Generator GEN1 Details Operating January 1989
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 7.7 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 7.7 MW |
| Winter Capacity | 7.7 MW |
| Minimum Load | 0.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | January 1989 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
Generator GEN2 Details Operating January 1989
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 7.7 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 7.7 MW |
| Winter Capacity | 7.7 MW |
| Minimum Load | 0.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | January 1989 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
Hydro Kennebec Project Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Water.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #538 | Otis Hydro | Livermore Falls, ME | 38.0 GWh |
| #539 | PHP 1 | Sandy, OR | 37.6 GWh |
| #540 | Fond Du Lac | Duluth, MN | 37.6 GWh |
| #541 | Moose River | Lyons Falls, NY | 37.1 GWh |
| #542 | Foothill | Sylmar, CA | 37.1 GWh |
| #543 | Twin Falls (WI) | Florence, WI | 37.0 GWh |
| #544 | Rollins | Colfax, CA | 36.9 GWh |
| #545 | Dells | Eau Claire, WI | 36.9 GWh |
| #546 | Granite Shoals | Marble Falls, TX | 36.8 GWh |
| #547 | Port Edwards Mill | Port Edwards, WI | 36.8 GWh |
| #549 | Stewart Mountain | Phoenix, AZ | 36.6 GWh |
| #550 | Marys Lake | Estes Park, CO | 36.5 GWh |
| #551 | Du Bay | Eau Pleine, WI | 36.5 GWh |
| #552 | Ayers Island | Bristol, NH | 36.3 GWh |
| #553 | Milford Hydro Station | Milford, ME | 35.9 GWh |
| #554 | Bishop Creek 4 | Bishop, CA | 35.8 GWh |
| #555 | Allegheny No 6 Hydro Station | Ford City, PA | 35.6 GWh |
| #556 | Gay Robinson | Kaumakani, HI | 35.6 GWh |
| #557 | Allegheny No. 5 Hydro Station | Schenley, PA | 35.4 GWh |
| #558 | Yonah | Toccoa, GA | 35.4 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Hydro Kennebec Project.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Barefoot Solar | Fairfield, ME | 6.3 GWh | 2.4 mi |
| Benton Falls Associates | Benton, ME | 9.9 GWh | 3.4 mi |
| Broadhead | Waterville, ME | 7.2 GWh | 3.9 mi |
| BWC Unity Pond LLC | Benton, ME | 7.4 GWh | 3.8 mi |
| Cenergy - Richards (CSG) | Fairfield, ME | 2.1 GWh | 5.6 mi |
| Cenergy - Waterville (CSG) | Waterville, ME | 8.8 GWh | 3 mi |
| Fairfield PV - BD Solar Fairfield LLC | Fairfield, ME | 8.7 GWh | 5 mi |
| Lockwood Hydroelectric Facility | Waterville, ME | 13.0 GWh | 1.2 mi |
| Messalonskee 2 (Oakland) | Oakland, ME | 6.8 GWh | 4.6 mi |
| Messalonskee 3 | Oakland, ME | 3.8 GWh | 3.1 mi |
| Messalonskee 5 | Waterville, ME | 3.5 GWh | 2.6 mi |
| Oakland | Oakland, ME | 8.7 GWh | 3.6 mi |
| Route 3 China Solar, LLC | China, ME | 7.6 GWh | 11.5 mi |
| Shawmut | Shawmut, ME | 23.4 GWh | 4.9 mi |
| Sidney | Sidney, ME | 2.3 GWh | 9.4 mi |
| Solar Mule, LLC | Oakland, ME | 2.0 GWh | 2.6 mi |
| Somerset Plant | Skowhegan, ME | 567.7 GWh | 9.8 mi |
| Three Corners Solar | Unity, ME | 197.1 GWh | 8.9 mi |
| Webb Road Solar | Waterville, ME | 4.8 GWh | 4.5 mi |
| Winslow PV - BD Solar 2 LLC | Winslow, ME | 10.3 GWh | 1.5 mi |