Orono Hydro Station

19 Broadway Street, Orono, ME 4461

Plant Summary Information

Orono Hydro Station is ranked #39 out of 50 hydroelectric power plants in Maine in terms of total annual net electricity generation.

Orono Hydro Station is comprised of 4 generators and generated 997.0 MWh during the 3-month period between September 2025 to December 2025.

Plant Name	Orono Hydro Station
Utility Name	Brookfield Black Bear Hydro, LLC
Location	Penobscot County, ME
Initial Operation Date	January 2009
Last Update	Dec 2025
Annual Generation	6.2 GWh
Annual Consumption	23.9 k MMBtu
Ranked #7,768 out of 13,094 Power Plants Nationwide
Ranked #1,027 out of 1,309 Water Power Plants Nationwide
Ranked #157 out of 236 Maine Power Plants
Ranked #39 out of 50 Maine Water Power Plants
Fuel Types	Water

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Summary Information
Plant Name	Orono Hydro Station (57184)
Plant Address	19 Broadway Street, Orono, ME 4461
Utility	Brookfield Black Bear Hydro, LLC (59178)
Latitude, Longitude	44.8803, -68.6647
Generation Dates on File	Jan 2009 to Dec 2025
Initial Operation Date	January 2009
Annual Generation	6.2 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	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	Penobscot River
Ash Impoundment	No
Transmission / Distribution Owner	Versant Power (1179) ME
Grid Voltage	12.50 kV
Energy Storage	No

* Data obtained from the 2025 EIA 860 Report

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	0.8 MW
Nameplate Power Factor	0.8
Summer Capacity	0.8 MW
Winter Capacity	0.8 MW
Minimum Load	0.3 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	January 2009
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	1H

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	0.8 MW
Nameplate Power Factor	0.8
Summer Capacity	0.8 MW
Winter Capacity	0.8 MW
Minimum Load	0.3 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	January 2009
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	1H

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	0.5 MW
Nameplate Power Factor	0.8
Summer Capacity	0.5 MW
Winter Capacity	0.5 MW
Minimum Load	0.2 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	March 2009
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	1H

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	0.6 MW
Nameplate Power Factor	0.8
Summer Capacity	0.6 MW
Winter Capacity	0.6 MW
Minimum Load	0.2 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	March 2009
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	1H

Owner Name	Address	Generator	Ownership
*We couldn't locate any owners for this plant*

Power plants with a similar annual net generation from Water.

Rank	Plant Name	Plant Location	Annual Generation
#1017	Scanlon	Scanlon, MN	6.5 GWh
#1018	Rockton	Rockton, IL	6.5 GWh
#1019	North Gorham	Gorham, ME	6.5 GWh
#1020	Mother Ann Lee	Harrodsburg, KY	6.4 GWh
#1021	Great Falls Hydro Project	Paterson, NJ	6.3 GWh
#1022	Pleasant Valley Hydro	Bishop, CA	6.3 GWh
#1023	Glen	Rutland, VT	6.3 GWh
#1024	Hooksett	Hooksett, NH	6.3 GWh
#1025	Canaan	Canaan, VT	6.3 GWh
#1026	Boulder City Silver Lake Hydro	Boulder, CO	6.2 GWh
#1028	Iowa Hydro LLC	Maquoketa, IA	6.2 GWh
#1029	Swift Creek	Afton, WY	6.1 GWh
#1030	Ephratah	Saint Johnsville, NY	6.1 GWh
#1031	Auglaize Hydro	Bryan, OH	6.1 GWh
#1032	Bolton Falls	Duxbury, VT	6.1 GWh
#1033	Brasfield	Petersburg, VA	6.1 GWh
#1034	Notre Dame Hydro	South Bend, IN	6.0 GWh
#1035	Newcastle	Auburn, CA	6.0 GWh
#1036	Oconto Falls Lower	Oconto Falls, WI	6.0 GWh
#1037	Roaring Creek Water Power	Montgomery Creek, CA	6.0 GWh

Below are closest 20 power plants surrounding Orono Hydro Station.

Plant Name	Plant Location	Annual Generation	Distance
Brewer (CSG)	Brewer, ME	7.0 GWh	6.2 mi
BRNG Nicolin (CSG)	Ellsworth, ME	5.8 GWh	19.5 mi
Broadway Solar (CSG)	Bangor, ME	6.3 GWh	7.7 mi
Bucksport Generation LLC	Bucksport, ME	27.3 GWh	22.3 mi
BWC Jimmie Pond	Hampden, ME	3.3 GWh	12.6 mi
Dynamic - Exeter Solar CSG	Exeter, ME	6.3 GWh	21.8 mi
Dynamic - Glenburn Broadway One (CSG)	Glenburn, ME	6.2 GWh	9.1 mi
Dynamic Corinth (CSG)	Corinth, ME	9.8 GWh	19.9 mi
Eastern Maine Medical Center	Bangor, ME	26.6 GWh	6.5 mi
Maine Independence Station	Veazie, ME	1.4 TWh	4.5 mi
ME CDG 004	Bangor, ME	3.0 GWh	7 mi
ME CDG 005	Veazie, ME	2.8 GWh	3.3 mi
Milford Hydro Station	Milford, ME	35.9 GWh	4.4 mi
Orono B	Orono, ME	17.2 GWh	0.3 mi
Penobscot Narrows Solar I	Bucksport, ME	7.2 GWh	21.3 mi
Pisgah Mountain Wind	Clifton, ME	28.3 GWh	9.9 mi
Silver Maple	Clifton, ME	63.9 GWh	9.8 mi
SP-231 Clifton	Clifton, ME	5.4 GWh	7.7 mi
Stillwater B	Old Town, ME	9.4 GWh	2.4 mi
Stillwater Hydro Station	Stillwater, ME	5.9 GWh	2.2 mi