TWIN RIDGES WIND FARM
OperatingWind power plant
- Capacity
- 139 MW
- Primary fuel
- Wind
- County
- Somerset County
- Operator
- BIG SAVAGE LLC
- Status
- Operating
- Commissioned
- 2012
- EIA plant ID
- 57998
- Generators
- 1
- Technology
- Onshore Wind Turbine
- Net generation (2024)
- 274 GWh
- Capacity factor (2024, EIA nameplate)
- 22%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 39.7533, -78.8786
TWIN RIDGES WIND FARM, a 139 MW Wind power plant in Somerset County, Pennsylvania. Operated by BIG SAVAGE LLC, commissioned 2012.
How TWIN RIDGES WIND FARM compares
With 139 MW of capacity, TWIN RIDGES WIND FARM ranks 37th among the 170 operating power plants Bywatts maps in Pennsylvania and 2nd of the 25 operating Wind plants in the state. It accounts for about 10% of Pennsylvania's operating Wind capacity and 0.4% of all operating capacity in the state. Nationally it is the 159th-largest of the 708 operating Wind plants in the database. Commissioned in 2012, it is newer than 85% of the 168 operating Pennsylvania plants with a recorded commissioning year. It shares Somerset County with 10 other operating plants, including STONY CREEK WIND FARM LLC and LOOKOUT WINDPOWER LLC.
EIA-860 lists 1 generator at the site with 139 MW of nameplate capacity, all onshore wind turbine technology. Net generation was 274 GWh in 2024 (a 22% capacity factor), down 31% from 2022.
Grid neighborhood
The nearest named substation is FROSTBURG #1 (138 kV), about 8.4 miles away; the closest transmission line found within 10 miles is a 138 kV line, under 0.1 miles away. Another 8 operating power plants totaling 259 MW sit within 25 miles; the largest is PINNACLE WIND FORCE LLC (55 MW, Wind).
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
TWIN RIDGES WIND FARM is a 139 MW wind power plant in Somerset County, PA, operated by BIG SAVAGE LLC, commissioned in 2012. Somerset County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.8 of 5 at the 19th national percentile. Hurricane is the leading peril, rated Relatively Low by FEMA at the 60th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a wind plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Somerset County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively Low | 60th | 3.4 of 5 | 0.03 |
| Winter weather | Relatively Moderate | 56th | 3.2 of 5 | 26.2 |
| Hail | Relatively Low | 37th | 2.5 of 5 | 2.3 |
| Riverine flooding | Relatively Moderate | 32nd | 2.3 of 5 | 1.8 |
| Earthquake | Very Low | 28th | 2.1 of 5 | <0.01 |
| Wildfire | Very Low | 23rd | 1.9 of 5 | <0.01 |
| Tornado | Relatively Low | 20th | 1.8 of 5 | 0.31 |
| Lightning | Relatively Moderate | 17th | 1.7 of 5 | 39.7 |
| Strong wind | Relatively Moderate | 14th | 1.6 of 5 | 2.7 |
| Ice storm | Relatively Low | 12th | 1.5 of 5 | 0.29 |
| Heat wave | Very Low | 9th | 1.4 of 5 | 0.42 |
Perils not assessed in Somerset 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 Somerset 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.