GRAYS HARBOR ENERGY FACILITY
OperatingNatural Gas power plant
- Capacity
- 650 MW
- Primary fuel
- Natural Gas
- County
- Grays Harbor County
- Operator
- INVENERGY SERVICES LLC
- Status
- Operating
- Commissioned
- 2008
- EIA plant ID
- 7999
- Coordinates
- 46.9689, -123.4799
GRAYS HARBOR ENERGY FACILITY, a 650 MW Natural Gas power plant in Grays Harbor County, Washington. Operated by INVENERGY SERVICES LLC, commissioned 2008.
Weather peril exposure
GRAYS HARBOR ENERGY FACILITY is a 650 MW natural gas power plant in Grays Harbor County, WA, operated by INVENERGY SERVICES LLC, commissioned in 2008. Grays Harbor County carries moderate modeled catastrophe exposure in the FEMA National Risk Index, scoring 2.5 of 5 at the 38th national percentile. Earthquake is the leading peril, rated Relatively High by FEMA at the 99th 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.
Grays Harbor County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Earthquake | Relatively High | 99th | 5.0 of 5 | 0.02 |
| Coastal flooding | Very High | 97th | 4.9 of 5 | 10.1 |
| Riverine flooding | Relatively Moderate | 75th | 4.0 of 5 | 0.21 |
| Heat wave | Relatively Low | 45th | 2.8 of 5 | 2.0 |
| Ice storm | Relatively High | 27th | 2.1 of 5 | 0.56 |
| Wildfire | Very Low | 23rd | 1.9 of 5 | <0.01 |
| Winter weather | Relatively Low | 19th | 1.8 of 5 | 6.8 |
| Tornado | Very Low | 5th | 1.2 of 5 | 0.07 |
| Strong wind | Very Low | 3rd | 1.1 of 5 | <0.01 |
| Lightning | Very Low | 2nd | 1.1 of 5 | 5.1 |
| Hail | Very Low | 2nd | 1.1 of 5 | <0.01 |
Perils not assessed in Grays Harbor 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 "Not Applicable" for this county |
Model hail, wind and flood exposure for Grays Harbor 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.