Pensacola

Junction 82 & 28, Langley, OK 74350

Plant Summary Information

Pensacola is ranked #1 out of 7 hydroelectric power plants in Oklahoma in terms of total annual net electricity generation.

Pensacola is comprised of 7 generators and generated 41.6 GWh during the 3-month period between September 2025 to December 2025.

Plant Name	Pensacola
Utility Name	Grand River Dam Authority
Location	Mayes County, OK
Initial Operation Date	August 1940
Last Update	Dec 2025
Annual Generation	422.2 GWh
Annual Consumption	1.5 M MMBtu
Ranked #1,557 out of 13,081 Power Plants Nationwide
Ranked #99 out of 1,311 Water Power Plants Nationwide
Ranked #66 out of 137 Oklahoma Power Plants
Ranked #1 out of 7 Oklahoma Water Power Plants
Fuel Types	Water

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Monthly Net Generation for Pensacola

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Monthly Plant Fuel Consumption for Pensacola

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Pensacola Details

Summary Information
Plant Name	Pensacola (2981)
Plant Address	Junction 82 & 28, Langley, OK 74350
Utility	Grand River Dam Authority (7490)
Latitude, Longitude	36.4675, -95.04139
Generation Dates on File	Jan 2001 to Dec 2025
Initial Operation Date	August 1940
Annual Generation	422.2 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	Regulated
NERC Region	MRO
Balancing Authority	Southwest Power Pool (SWPP)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Grand Neosho
Ash Impoundment	No
Transmission / Distribution Owner	Grand River Dam Authority (7490) OK
Grid Voltage	69.00 kV / 161.00 kV
Energy Storage	No

* Data obtained from the 2025 EIA 860 Report

Generator 1 Details Operating August 1940

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	GRDAPENSA1UN1
RTO ISO Location Designation For Reporting Wholesale Sales Data	GRDAPENSA1UN1_RA
Nameplate Capacity	21.6 MW
Nameplate Power Factor	0.9
Summer Capacity	20.1 MW
Winter Capacity	19.9 MW
Minimum Load	5 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	August 1940
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator 2 Details Operating August 1940

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	GRDAPENSA1UN2
RTO ISO Location Designation For Reporting Wholesale Sales Data	GRDAPENSA1UN2_RA
Nameplate Capacity	21.6 MW
Nameplate Power Factor	0.9
Summer Capacity	20 MW
Winter Capacity	20 MW
Minimum Load	5 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	August 1940
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator 3 Details Operating August 1940

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	GRDAPENSA1UN3
RTO ISO Location Designation For Reporting Wholesale Sales Data	GRDAPENSA1UN3_RA
Nameplate Capacity	21.6 MW
Nameplate Power Factor	0.9
Summer Capacity	20.1 MW
Winter Capacity	19.6 MW
Minimum Load	5 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	August 1940
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator 4 Details Operating August 1940

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	GRDAPENSA1UN4
RTO ISO Location Designation For Reporting Wholesale Sales Data	GRDAPENSA1UN4_RA
Nameplate Capacity	21.6 MW
Nameplate Power Factor	0.9
Summer Capacity	20 MW
Winter Capacity	20.1 MW
Minimum Load	5 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	August 1940
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator A Details Out of Service August 1940

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	0.5 MW
Uprate/Derate Completed	No

Status	Out of Service
First Operation Date	August 1940
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator 5 Details Operating August 1946

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	GRDAPENSA1UN5
RTO ISO Location Designation For Reporting Wholesale Sales Data	GRDAPENSA1UN5_RA
Nameplate Capacity	21.6 MW
Nameplate Power Factor	0.9
Summer Capacity	20.1 MW
Winter Capacity	19.9 MW
Minimum Load	5 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	August 1946
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator 6 Details Operating August 1946

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	GRDAPENSA1UN6
RTO ISO Location Designation For Reporting Wholesale Sales Data	GRDAPENSA1UN6_RA
Nameplate Capacity	21.6 MW
Nameplate Power Factor	0.9
Summer Capacity	20 MW
Winter Capacity	19.9 MW
Minimum Load	5 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	August 1946
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Pensacola Plant Owners

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

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#97	Long Lake	Ford, WA	435.4 GWh
#98	Merwin	Ariel, WA	422.6 GWh
#100	Smithland Hydroelectric Plant	Smithland, KY	420.6 GWh
#101	Cannelton Hydroelectric Plant	Hawesville, KY	416.9 GWh
#102	Norris Dam	Norris, TN	416.3 GWh
#103	Belden	Belden, CA	415.3 GWh
#104	Bradley Lake	Homer, AK	414.7 GWh
#105	Big Creek 1	Big Creek, CA	409.1 GWh
#106	Keswick	Redding, CA	401.1 GWh
#107	Pelton	Madras, OR	399.6 GWh
#108	Walter Bouldin Dam	Wetumpka, AL	398.5 GWh
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Nearby Power Plants

Below are closest 20 power plants surrounding Pensacola.

Plant Name	Plant Location	Annual Generation	Distance
Chouteau	Pryor, OK	6.3 TWh	21.4 mi
CML&P Generating Facility No. 2	Coffeyville, KS	84.7 GWh	52.7 mi
Coffeyville	Coffeyville, KS	15.3 GWh	50.5 mi
Flint Creek	Gentry, AR	2.8 TWh	32.3 mi
Georgia-Pacific Muskogee	Muskogee, OK	351.8 GWh	52.7 mi
GREC	Chouteau, OK	3.1 TWh	23.6 mi
Huckleberry Solar	Pryor, OK	18.9 GWh	24.7 mi
Markham	Locust Grove, OK	288.1 GWh	18.1 mi
Mound	Mound Valley, KS	2.2 GWh	52.7 mi
Muskogee	Fort Gibson, OK	2.8 TWh	50.7 mi
Northeastern	Oologah, OK	4.2 TWh	36.7 mi
Oneta Energy Center	Broken Arrow, OK	4.4 TWh	48.2 mi
Ozark Solar Park	Lincoln, AR	4.1 GWh	49.8 mi
Riverton	Riverton, KS	1.2 TWh	45.9 mi
State Line Combined Cycle	Joplin, MO	2.3 TWh	47.6 mi
Twelvemile Solar 1	Tulsa, OK	61.7 GWh	14.1 mi
Twelvemile Solar 2	Durant, OK	30.1 GWh	14.1 mi
UA Central Utility Plant	Fayetteville, AR	36.5 GWh	55.8 mi
Waste Management Eco Vista LFGTE	Springdale, AR	21.5 GWh	49 mi
XNA (NW AR Natnl Airport)	Bentonville, AR	1.3 GWh	43.1 mi