GREEN COUNTRY ENERGY LLC
OperatingNatural Gas power plant
- Capacity
- 904 MW
- Primary fuel
- Natural Gas
- County
- Tulsa County
- Operator
- GREEN COUNTRY OP SERVICES LLC
- Status
- Operating
- Commissioned
- 2002
- EIA plant ID
- 55146
- Generators
- 6
- Technology
- Natural Gas Fired Combined Cycle
- Net generation (2024)
- 4,246 GWh
- Capacity factor (2024, EIA nameplate)
- 53%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 35.9835, -95.9342
GREEN COUNTRY ENERGY LLC, a 904 MW Natural Gas power plant in Tulsa County, Oklahoma. Operated by GREEN COUNTRY OP SERVICES LLC, commissioned 2002.
How GREEN COUNTRY ENERGY LLC compares
With 904 MW of capacity, GREEN COUNTRY ENERGY LLC ranks 12th among the 73 operating power plants Bywatts maps in Oklahoma and 8th of the 23 operating Natural Gas plants in the state. It accounts for about 6.5% of Oklahoma's operating Natural Gas capacity and 3.6% of all operating capacity in the state. Nationally it is the 118th-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 2002, it is newer than 55% of the 72 operating Oklahoma plants with a recorded commissioning year. It shares Tulsa County with 4 other operating plants, including RIVERSIDE and TULSA.
EIA-860 lists 6 generators at the site with 904 MW of nameplate capacity, all natural gas fired combined cycle technology. Net generation was 4,246 GWh in 2024 (a 53% capacity factor), up 34% from 2022.
Grid neighborhood
The nearest named substation is RIVERSIDE (345 kV), about 0.8 miles away; the closest transmission line found within 10 miles is a 345 kV line, under 0.1 miles away. Another 5 operating power plants totaling 2,771 MW sit within 25 miles; the largest is ONETA ENERGY CENTER (1,214 MW, Natural Gas). Within 50 miles are 2 mapped data centers; the nearest is 321 S Boston Ave in Tulsa, about 12.1 miles away.
Computed by Bywatts from HIFLD power plant, substation and transmission line records, EIA-860/923 survey data and PeeringDB data center locations; distances are straight-line. Sources and methodology
Weather peril exposure
GREEN COUNTRY ENERGY LLC is a 904 MW natural gas power plant in Tulsa County, OK, operated by GREEN COUNTRY OP SERVICES LLC, commissioned in 2002. Tulsa County carries high modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.6 of 5 at the 64th national percentile. Ice storm is the leading peril, rated Very High by FEMA at the 83rd percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a natural gas plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Tulsa County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Ice storm | Very High | 83rd | 4.3 of 5 | 1.3 |
| Strong wind | Very High | 78th | 4.1 of 5 | 6.8 |
| Wildfire | Relatively Moderate | 74th | 4.0 of 5 | <0.01 |
| Riverine flooding | Relatively High | 69th | 3.8 of 5 | 4.8 |
| Hail | Relatively High | 69th | 3.8 of 5 | 9.0 |
| Earthquake | Relatively Low | 49th | 2.9 of 5 | <0.01 |
| Lightning | Relatively High | 48th | 2.9 of 5 | 54.1 |
| Tornado | Very High | 42nd | 2.7 of 5 | 0.68 |
| Heat wave | Relatively High | 37th | 2.5 of 5 | 26.3 |
| Winter weather | Relatively High | 29th | 2.2 of 5 | 9.2 |
| Hurricane | Very Low | 12th | 1.5 of 5 | <0.01 |
Perils not assessed in Tulsa County
These perils carry no usable National Risk Index figure for this county, so they are excluded from the scoring rather than scored zero. A zero would claim the peril was assessed and found benign.
| Peril | Why it is not scored |
|---|---|
| Coastal flooding | FEMA rating is "Not Applicable" for this county |
Model hail, wind and flood exposure for Tulsa County in the weather risk calculator
Ratings are the FEMA National Risk Index county hazard ratings; the peril score is a Bywatts transform of the FEMA national percentile. Full data sources and the solar vulnerability methodology are in the weather risk calculator.
Modeled estimate for screening and negotiation. Built from FEMA National Risk Index county hazard data and a solar vulnerability layer documented above. Not a quote, a binder, or actuarial advice, and not a substitute for a carrier's own model. Hazard data: FEMA National Risk Index December 2025, synced 2026-07-24. Resolution is county level, not site level.