HARRINGTON
OperatingCoal power plant
- Capacity
- 1,080 MW
- Primary fuel
- Coal
- County
- Potter County
- Operator
- SOUTHWESTERN PUBLIC SERVICE CO
- Status
- Operating
- Commissioned
- 1976
- EIA plant ID
- 6193
- Generators
- 3
- Technology
- Conventional Steam Coal
- Net generation (2024)
- 2,234 GWh
- Capacity factor (2024, EIA nameplate)
- 24%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 35.2982, -101.7472
HARRINGTON, a 1,080 MW Coal power plant in Potter County, Texas. Operated by SOUTHWESTERN PUBLIC SERVICE CO, commissioned 1976.
How HARRINGTON compares
With 1,080 MW of capacity, HARRINGTON ranks 25th among the 307 operating power plants Bywatts maps in Texas and 9th of the 12 operating Coal plants in the state. It accounts for about 5.9% of Texas's operating Coal capacity and 1.0% of all operating capacity in the state. Nationally it is the 107th-largest of the 324 operating Coal plants in the database. Commissioned in 1976, it is older than 80% of the 303 operating Texas plants with a recorded commissioning year. Its operator, SOUTHWESTERN PUBLIC SERVICE CO, runs 5 operating plants in Texas totaling 3,559 MW. It shares Potter County with one other operating plant, NICHOLS.
EIA-860 lists 3 generators at the site with 1,080 MW of nameplate capacity, mainly conventional steam coal technology. Net generation was 2,234 GWh in 2024 (a 24% capacity factor), down 49% from 2022. Its generators came online between 1976 and 1980.
Grid neighborhood
The nearest named substation is POTTER (345 kV), about 9.9 miles away; the closest transmission line found within 10 miles is a 230 kV line owned by SOUTHWESTERN PUBLIC SERVICE CO., under 0.1 miles away. Another 4 operating power plants totaling 795 MW sit within 25 miles; the largest is NICHOLS (475 MW, Natural Gas).
Computed by Bywatts from HIFLD power plant, substation and transmission line records and EIA-860/923 survey data; distances are straight-line. Sources and methodology
Weather peril exposure
HARRINGTON is a 1,080 MW coal power plant in Potter County, TX, operated by SOUTHWESTERN PUBLIC SERVICE CO, commissioned in 1976. Potter County carries critical modeled catastrophe exposure in the FEMA National Risk Index, scoring 5.0 of 5 at the 99th national percentile. Hail is the leading peril, rated Very High by FEMA at the 100th 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.
Potter County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hail | Very High | 100th | 5.0 of 5 | 8.4 |
| Winter weather | Very High | 96th | 4.9 of 5 | 10.7 |
| Tornado | Relatively High | 89th | 4.5 of 5 | 0.77 |
| Wildfire | Relatively Moderate | 86th | 4.4 of 5 | <0.01 |
| Strong wind | Relatively High | 71st | 3.8 of 5 | 3.2 |
| Lightning | Relatively High | 68th | 3.7 of 5 | 49.2 |
| Ice storm | Relatively Moderate | 58th | 3.3 of 5 | 0.36 |
| Earthquake | Relatively Low | 54th | 3.2 of 5 | <0.01 |
| Heat wave | Relatively Low | 22nd | 1.9 of 5 | 2.0 |
| Riverine flooding | Relatively Low | 2nd | 1.1 of 5 | 2.0 |
Perils not assessed in Potter 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 |
|---|---|
| Hurricane | FEMA rating is "No Rating" for this county |
| Coastal flooding | FEMA rating is "Not Applicable" for this county |
Model hail, wind and flood exposure for Potter 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.