Hammett Hill Windfarm — Plant Summary
- EIA Plant ID
- 57428
- Capacity
- 23 MW
- Primary Fuel
- Wind
- Technology
- Onshore Wind Turbine
- Status
- Operating
- Location
- Elmore, ID
- Operating Since
- 2012
- Generators
- 1
- Operator
- Mountain Air Projects, LLC
- Parent Company
- —
- Annual Generation
- 62,216 MWh
- Capacity Factor
- 30.8%
- Balancing Authority
- Idaho Power Company
- ISO/RTO
- —
- NERC Region
- WECC
Hammett Hill Windfarm
OperatingWind
Ranked #9 of 34 Wind plants in ID#1066 of 1442 nationally
23 MW Wind operating in Elmore, ID — Idaho Power Company
EIAGEMWD
23 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2012
Operating Since
Location
Coordinates
43.0100, -115.4531
County
Elmore, ID
Nearby Plants
- Mountain HomeWind21 MW · 2.3 km
- Ryegrass WindfarmWind23 MW · 3.0 km
- Two Ponds WindfarmWind23 MW · 3.7 km
Ownership & Operator
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Mountain Air Projects, LLC | Siemens Gamesa Renewable Energy | — |
| Owner(s) | Mountain Air Projects, LLC | Innergex Renewable Energy [100%] | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as Innergex Renewable Energy [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
About
Hammett Hill Windfarm is a 23 MW wind power plant located in Elmore County, Idaho. The facility began operating in 2012 and is owned and operated by Mountain Air Projects, LLC. It utilizes a single onshore wind turbine manufactured by Siemens, model SWT-2.3-101. The turbine has a rotor diameter of 101 meters and a hub height of 80 meters.
The plant's primary fuel source is wind (WND). In its most recent year of operation, Hammett Hill Windfarm generated 62,216 MWh of electricity, achieving a capacity factor of 30.8%. The facility is within the balancing authority of the Idaho Power Company and the NERC region of WECC. Hammett Hill Windfarm is ranked as the 14th largest wind farm in Idaho out of 34, and 1053rd nationally out of 1424.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Idaho Power Company
Grid Voltage
230 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
4.5K MWh
Latest Month
62.2K MWh
Annual Generation
30.8%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.