GIBBONS CREEK
Retired 2019Coal power plant
- Capacity
- 454 MW
- Primary fuel
- Coal
- County
- Grimes County
- Operator
- TEXAS MUNICIPAL POWER AGENCY
- EIA plant ID
- 6136
- Coordinates
- 30.6199, -96.0819
GIBBONS CREEK, a retired 454 MW Coal power plant in Grimes County, Texas. It was retired in 2019, according to EIA-860.
How GIBBONS CREEK compares
It was retired in 2019 according to EIA-860, so it is not counted in Texas's operating fleet. It shares Grimes County with one other operating plant, TENASKA FRONTIER GENERATION STATION.
Grid neighborhood
The closest transmission line found within 10 miles is a 345 kV line owned by MID-SOUTH ELECTRIC COOP ASSN, under 0.1 miles away. Another 4 operating power plants totaling 1,215 MW sit within 25 miles; the largest is TENASKA FRONTIER GENERATION STATION (940 MW, Natural Gas).
Computed by Bywatts from HIFLD power plant and transmission line records and EIA-860 retirement records; distances are straight-line. Sources and methodology
Weather peril exposure
GIBBONS CREEK is a retired 454 MW coal power plant in Grimes County, TX, formerly operated by TEXAS MUNICIPAL POWER AGENCY. Grimes County carries elevated modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.0 of 5 at the 51st national percentile. Hurricane is the leading peril, rated Relatively Moderate by FEMA at the 90th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a coal plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Grimes County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively Moderate | 90th | 4.6 of 5 | 0.10 |
| Heat wave | Relatively Low | 61st | 3.4 of 5 | 11.8 |
| Tornado | Relatively Moderate | 58th | 3.3 of 5 | 0.53 |
| Wildfire | Very Low | 57th | 3.3 of 5 | <0.01 |
| Strong wind | Relatively Low | 40th | 2.6 of 5 | 1.6 |
| Hail | Very Low | 36th | 2.4 of 5 | 2.4 |
| Ice storm | Relatively Low | 31st | 2.2 of 5 | 0.96 |
| Riverine flooding | Relatively Low | 18th | 1.7 of 5 | 1.3 |
| Winter weather | Very Low | 15th | 1.6 of 5 | 2.3 |
| Earthquake | Very Low | 13th | 1.5 of 5 | <0.01 |
| Lightning | Relatively Moderate | 11th | 1.4 of 5 | 65.3 |
Perils not assessed in Grimes 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 Grimes 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.