SLATE CREEK
OperatingHydro power plant
- Capacity
- 4 MW
- Primary fuel
- Hydro
- County
- Shasta County
- Operator
- SLATE CREEK HYDRO ASSOC LP
- Status
- Operating
- Commissioned
- 1990
- EIA plant ID
- 50961
- Coordinates
- 40.9769, -122.4563
SLATE CREEK, a 4 MW Hydro power plant in Shasta County, California. Operated by SLATE CREEK HYDRO ASSOC LP, commissioned 1990.
Weather peril exposure
SLATE CREEK is a 4 MW hydro power plant in Shasta County, CA, operated by SLATE CREEK HYDRO ASSOC LP, commissioned in 1990. Shasta County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.8 of 5 at the 20th national percentile. Wildfire is the leading peril, rated Relatively High by FEMA at the 98th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a hydro plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Shasta County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Wildfire | Relatively High | 98th | 4.9 of 5 | <0.01 |
| Earthquake | Relatively Moderate | 94th | 4.7 of 5 | 0.02 |
| Riverine flooding | Relatively High | 93rd | 4.7 of 5 | 1.0 |
| Heat wave | Relatively Moderate | 68th | 3.7 of 5 | 5.0 |
| Lightning | Relatively Moderate | 9th | 1.3 of 5 | 14.2 |
| Tornado | Very Low | 7th | 1.3 of 5 | 0.07 |
| Hail | Very Low | 3rd | 1.1 of 5 | 0.10 |
| Winter weather | Relatively Moderate | 2nd | 1.1 of 5 | 20.9 |
| Strong wind | Very Low | 1st | 1.0 of 5 | 0.02 |
Perils not assessed in Shasta 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 |
| Coastal flooding | FEMA rating is "Not Applicable" for this county |
| Ice storm | FEMA rating is "Not Applicable" for this county |
Model hail, wind and flood exposure for Shasta 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.