Bonny Eagle
Route 35, Hollis, ME 4042Plant Summary Information
Bonny Eagle is ranked #20 out of 50 hydroelectric power plants in Maine in terms of total annual net electricity generation.
Bonny Eagle is comprised of 7 generators and generated 4.9 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Bonny Eagle |
|---|---|
| Utility Name | Brookfield White Pine Hydro LLC |
| Location | York County, ME |
| Initial Operation Date | January 1910 |
| Last Update | Dec 2025 |
| Annual Generation | 31.3 GWh |
| Annual Consumption | 125.0 k MMBtu |
| Ranked #4,812 out of 13,081 Power Plants Nationwide | |
| Ranked #571 out of 1,311 Water Power Plants Nationwide | |
| Ranked #57 out of 236 Maine Power Plants | |
| Ranked #20 out of 50 Maine Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Bonny Eagle
Monthly Plant Fuel Consumption for Bonny Eagle
Bonny Eagle Details
| Summary Information | |
|---|---|
| Plant Name | Bonny Eagle (1482) |
| Plant Address | Route 35, Hollis, ME 4042 |
| Utility | Brookfield White Pine Hydro LLC (39006) |
| Latitude, Longitude | 43.68769, -70.61155 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | January 1910 |
| Annual Generation | 31.3 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 | Saco River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Central Maine Power Co (3266) ME |
| Grid Voltage | 34.00 kV |
| Energy Storage | Yes |
Generator 1 Details Operating January 1910
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 1.2 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 1.5 MW |
| Winter Capacity | 1.5 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | January 1910 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 2 Details Operating January 1910
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 1.2 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 1.5 MW |
| Winter Capacity | 1.5 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | January 1910 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 3 Details Operating January 1910
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 1.2 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 1.5 MW |
| Winter Capacity | 1.5 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | January 1910 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 4 Details Operating January 1910
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 1.2 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 1.5 MW |
| Winter Capacity | 1.5 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | January 1910 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 5 Details Operating January 1910
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 1.2 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 1.5 MW |
| Winter Capacity | 1.5 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | January 1910 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 6 Details Operating January 1910
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 1.2 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 1.5 MW |
| Winter Capacity | 1.5 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | January 1910 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator BES1 Details Operating April 2023
| Technology | Batteries |
|---|---|
| Prime Mover | Battery |
| Ownership | Single Owner |
| Nameplate Capacity | 8 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 8 MW |
| Winter Capacity | 8 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | April 2023 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Electricity used for energy storage |
| Time From Cold Shutdown To Full Load | 10M |
| Energy Storage Details | |
| Nameplate Energy Capacity MWH | 16 |
|---|---|
| Maximum Charge Rate | 8 MW |
| Maximum Discharge Rate | 8 MW |
| Storage Technology | LIB |
| Nameplate Reactive Power Rating | 8.4 |
| Storage Enclosure Type | CS |
| Arbitrage | P |
| Frequency Regulation | Yes |
| Load Following | Yes |
| Voltage Or Reactive Power Support | Yes |
| Independent | No |
| Direct Support Of Another Unit | No |
| Support T D Asset | No |
Bonny Eagle Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
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Nearby Power Plants
Below are closest 20 power plants surrounding Bonny Eagle.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Acton | Acton, ME | 4.7 GWh | 18.1 mi |
| Baldwin (ME) | West Baldwin, ME | 9.6 GWh | 10.3 mi |
| BWC Beech Ridge Brook, LLC | Scarborough, ME | 7.7 GWh | 11.3 mi |
| Cape Gas Turbine | Portland, ME | 752.0 MWh | 18.1 mi |
| Cataract Hydro | Saco, ME | 23.1 GWh | 15.6 mi |
| Gorham Solar 1 (CSG) | Gorham, ME | 6.6 GWh | 10.2 mi |
| Hiram | Hiram, ME | 31.3 GWh | 14.7 mi |
| MEVS Waterhouse | Scarborogh, ME | 3.1 GWh | 12.8 mi |
| North Gorham | Gorham, ME | 6.5 GWh | 11.3 mi |
| Regional Waste Systems | Portland, ME | 87.1 GWh | 14 mi |
| Roosevelt Trail | Windham, ME | 1.4 GWh | 13.9 mi |
| S D Warren Westbrook | Westbrook, ME | 15.0 GWh | 12.9 mi |
| Sanford -NY | Sanford, ME | 8.1 GWh | 18.9 mi |
| Sanford CGA | Sanford, ME | 7.8 GWh | 18.4 mi |
| Sanford Solar | Sanford, ME | 87.3 GWh | 18 mi |
| Skelton | Dayton, ME | 77.2 GWh | 8.5 mi |
| Standish | Standish, ME | 7.3 GWh | 5.5 mi |
| Waterboro | East Waterboro, ME | 3.3 GWh | 8.6 mi |
| West Buxton | Buxton, ME | 20.6 GWh | 1.5 mi |
| Westbrook Energy Center Power Plant | Westbrook, ME | 3.5 TWh | 12 mi |