Gulf Island
259 Switzerland Rd, Lewiston, ME 4240Plant Summary Information
Gulf Island is ranked #25 out of 236 power plants in Maine in terms of total annual net electricity generation.
Gulf Island is comprised of 3 generators and generated 22.7 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Gulf Island |
|---|---|
| Utility Name | Brookfield White Pine Hydro LLC |
| Location | Androscoggin County, ME |
| Initial Operation Date | January 1926 |
| Last Update | Dec 2025 |
| Annual Generation | 115.0 GWh |
| Annual Consumption | 432.6 k MMBtu |
| Ranked #3,336 out of 13,081 Power Plants Nationwide | |
| Ranked #298 out of 1,311 Water Power Plants Nationwide | |
| Ranked #25 out of 236 Maine Power Plants | |
| Ranked #5 out of 50 Maine Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Gulf Island
Monthly Plant Fuel Consumption for Gulf Island
Gulf Island Details
| Summary Information | |
|---|---|
| Plant Name | Gulf Island (1491) |
| Plant Address | 259 Switzerland Rd, Lewiston, ME 4240 |
| Utility | Brookfield White Pine Hydro LLC (39006) |
| Latitude, Longitude | 44.15285, -70.20938 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | January 1926 |
| Annual Generation | 115.0 GWh |
| Fuel Types | Water |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | Yes |
| FERC Exempt Wholesale Generator Docket Number | 99-35-000 |
| 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 | Androscoggin River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Central Maine Power Co (3266) ME |
| Grid Voltage | 34.00 kV |
| Energy Storage | No |
Generator GI1 Details Operating January 1926
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 6.4 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 7.2 MW |
| Winter Capacity | 7.2 MW |
| Minimum Load | 0.5 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | January 1926 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator GI2 Details Operating January 1926
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 6.4 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 8.1 MW |
| Winter Capacity | 8.1 MW |
| Minimum Load | 0.5 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | January 1926 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator GI3 Details Operating January 1926
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 6.4 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 7.9 MW |
| Winter Capacity | 7.9 MW |
| Minimum Load | 0.5 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | January 1926 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Gulf Island 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 |
|---|---|---|---|
| #288 | Lemolo 1 | Idleyld Park, OR | 120.1 GWh |
| #289 | Vernon Dam | Vernon, VT | 119.5 GWh |
| #290 | Clarence Cannon | Monroe City, MO | 118.9 GWh |
| #291 | Wissota | Chippewa Falls, WI | 118.3 GWh |
| #292 | Trenton Falls | Barneveld, NY | 118.0 GWh |
| #293 | Tillery | Mount Gilead, NC | 117.7 GWh |
| #294 | Gem State | Idaho Falls, ID | 117.2 GWh |
| #295 | Murray | North Little Rock, AR | 116.4 GWh |
| #296 | Hills Creek | Oakridge, OR | 115.9 GWh |
| #297 | Green Peter | Foster, OR | 115.6 GWh |
| #299 | Forbestown | Forbestown, CA | 114.9 GWh |
| #300 | Charles E Monty | Lewiston, ME | 114.4 GWh |
| #301 | Yates Dam | Tallassee, AL | 114.2 GWh |
| #302 | RC Thomas Hydroelectric Project | Livingston, TX | 114.0 GWh |
| #303 | Salt Springs | Pioneer, CA | 113.4 GWh |
| #304 | Allatoona | Cartersville, GA | 110.5 GWh |
| #305 | Black Eagle | Great Falls, MT | 110.3 GWh |
| #306 | Swan Falls | Kuna, ID | 110.0 GWh |
| #307 | Broken Bow Dam | Broken Bow, OK | 108.9 GWh |
| #308 | Cushman 1 | Shelton, WA | 107.8 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Gulf Island.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Barker Lower | Auburn, ME | 3.8 GWh | 4.7 mi |
| Cenergy - Pulk | Sabattus, ME | 7.6 GWh | 5.8 mi |
| Charles E Monty | Lewiston, ME | 114.4 GWh | 3.7 mi |
| Deer Rips | Auburn, ME | 50.8 GWh | 1.3 mi |
| Dynamic - Leeds Solar (CSG) | Leeds, ME | 8.8 GWh | 10.5 mi |
| Dynamic - Wales Leeds Junction Road (CSG) | Wales, ME | 6.7 GWh | 7.7 mi |
| Lewiston Junction Road Solar | Poland, ME | 6.8 GWh | 8.6 mi |
| Lisbon Street Solar | Lewiston, ME | 2.7 GWh | 6.9 mi |
| MD - EDFR - Phase II - Lewiston | Lewiston, ME | 7.7 GWh | 6.5 mi |
| Mechanic Falls | Mechanic Falls, ME | 1.9 GWh | 9.4 mi |
| Merrill Road Solar | Lewiston, ME | 6.3 GWh | 0.7 mi |
| MMWAC Resource Recovery Facility | Auburn, ME | 7.8 GWh | 6.4 mi |
| Monmouth | Monmouth, ME | 9.5 GWh | 9.7 mi |
| Oxford PV - BD Solar Oxford LLC | Oxford, ME | 12.9 GWh | 13.2 mi |
| Ryans Ranch | Paris, ME | 4.9 GWh | 15.2 mi |
| Sabattus SB01 | Sabattus, ME | 7.7 GWh | 8.1 mi |
| SP-339 Mechanic Falls | Mechanic Falls, ME | 1.4 GWh | 8.6 mi |
| Upper Barker | Auburn, ME | 4.0 GWh | 4.7 mi |
| Walden Solar Maine V | Leeds, ME | 35.9 GWh | 13.8 mi |
| Worumbo Hydro Station | Lisbon Falls, ME | 74.3 GWh | 13.2 mi |