GREC
8142 Hwy 412B, Chouteau, OK 74337Plant Summary Information
GREC is ranked #7 out of 135 power plants in Oklahoma in terms of total annual net electricity generation.
GREC is comprised of 3 generators and generated 679.8 GWh during the 3-month period between December 2025 to March 2026.
| Plant Name | GREC |
|---|---|
| Utility Name | Grand River Dam Authority |
| Location | Mayes County, OK |
| Initial Operation Date | June 1981 |
| Last Update | Mar 2026 |
| Annual Generation | 3.5 TWh |
| Annual Consumption | 33.6 M MMBtu |
| Ranked #337 out of 12,332 Power Plants Nationwide | |
| Ranked #279 out of 2,179 Natural Gas Power Plants Nationwide | |
| Ranked #7 out of 135 Oklahoma Power Plants | |
| Ranked #7 out of 37 Oklahoma Natural Gas Power Plants | |
| Fuel Types | Natural Gas : 67.9% Subbituminous Coal : 32.1% |
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Monthly Net Generation for GREC
Monthly Plant Fuel Consumption for GREC
GREC Details
| Summary Information | |
|---|---|
| Plant Name | GREC (165) |
| Plant Address | 8142 Hwy 412B, Chouteau, OK 74337 |
| Utility | Grand River Dam Authority (7490) |
| Latitude, Longitude | 36.19028, -95.2894 |
| Generation Dates on File | Jan 2001 to Mar 2026 |
| Initial Operation Date | June 1981 |
| Annual Generation | 3.5 TWh |
| Fuel Types | Natural Gas : 67.9% Subbituminous Coal : 32.1% |
| 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 | 161.00 kV / 345.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name | ENABLE GAS TRANSMISSION LLC |
| Natural Gas Storage | No |
Generator 2 Details Operating October 1985
| Technology | Conventional Steam Coal |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | GRDAGRDA17UN2 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | GRDAGRDA17UN2_RA |
| Nameplate Capacity | 594 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 478.9 MW |
| Winter Capacity | 478.9 MW |
| Minimum Load | 150 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | October 1985 |
| Planned Retirement | June 2026 |
| Combined Heat & Power | No |
|---|---|
| Sector Name | Electric Utility (1) |
| Energy Source | Subbituminous Coal |
| Startup Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | OVER |
| Pulverized Coal Technology | Yes |
| Subcritical Technology | Yes |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator 3CT Details Operating December 2017
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | CT03 |
| Ownership | Single Owner |
| Can Bypass Heat Recovery Steam Generator | No |
| RTO ISO LMP Node Designation | GRDAGREC3UNGREC3 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | GRDAGREC3UNGREC3 |
| Nameplate Capacity | 369 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 310.2 MW |
| Winter Capacity | 342.6 MW |
| Minimum Load | 160 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | December 2017 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator 3ST Details Operating December 2017
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | CT03 |
| Ownership | Single Owner |
| Duct Burners | Yes |
| RTO ISO LMP Node Designation | GRDAGREC3UNGREC3 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | GRDAGREC3UNGREC3 |
| Nameplate Capacity | 231.3 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 170.5 MW |
| Winter Capacity | 161.4 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | December 2017 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Subcritical Technology | No |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
GREC 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 GREC.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Chouteau | Pryor, OK | 6.0 TWh | 2.3 mi |
| Coffeyville | Coffeyville, KS | 16.8 GWh | 61.2 mi |
| Eufaula Dam | Porum, OK | 219.6 GWh | 61.2 mi |
| Flint Creek | Gentry, AR | 2.8 TWh | 42.9 mi |
| Georgia-Pacific Muskogee | Muskogee, OK | 358.8 GWh | 31.7 mi |
| Green Country Energy LLC | Jenks, OK | 3.6 TWh | 38.8 mi |
| Harry D Mattison Gas Plant | Tontitown, AR | 278.7 GWh | 56.1 mi |
| Markham | Locust Grove, OK | 188.2 GWh | 6.6 mi |
| Muskogee | Fort Gibson, OK | 2.8 TWh | 29.6 mi |
| Northeastern | Oologah, OK | 4.2 TWh | 28.3 mi |
| Oneta Energy Center | Broken Arrow, OK | 4.7 TWh | 25.9 mi |
| Ozark Solar Park | Lincoln, AR | 4.5 GWh | 52.1 mi |
| Pensacola | Langley, OK | 349.1 GWh | 23.6 mi |
| Riverside (OK) | Jenks, OK | 641.5 GWh | 39.6 mi |
| Tulsa | Tulsa, OK | 384.5 GWh | 39.5 mi |
| Tulsa LFG LLC | Sand Springs, OK | 17.2 GWh | 50.1 mi |
| Twelvemile Solar 1 & 2 | Tulsa, OK | 20.6 GWh | 10.3 mi |
| Twelvemile Solar 2 | OK | 9.0 GWh | 10.3 mi |
| Waste Management Eco Vista LFGTE | Springdale, AR | 21.5 GWh | 57.5 mi |
| Webbers Falls | Webbers Falls, OK | 174.3 GWh | 44.5 mi |