Rathdrum — Plant Summary
- EIA Plant ID
- 7456
- Capacity
- 166.4 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combustion Turbine
- Status
- Operating
- Location
- Kootenai, ID
- Operating Since
- 1994
- Generators
- 2
- Operator
- Avista Corp
- Parent Company
- Avista
- Annual Generation
- 866,301.99 MWh
- Capacity Factor
- 59.3%
- Balancing Authority
- Avista Corporation
- ISO/RTO
- —
- NERC Region
- WECC
Rathdrum
OperatingNatural Gas
Ranked #5 of 9 Natural Gas plants in ID#803 of 2009 nationally
166.4 MW Natural Gas operating in Kootenai, ID — Avista Corporation
EIAWD
166.4 MW
Nameplate Capacity
2
Generators
units
Natural Gas Fired Combustion Turbine
Technology
1994
Operating Since
Location
Coordinates
47.8043, -116.8673
County
Kootenai, ID
Nearby Plants
- Rathdrum Power LLCNatural Gas301.5 MW · 4.6 km
- Post FallsHydro14.5 MW · 12.7 km
- Boulder ParkNatural Gas24.6 MW · 24.1 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Avista Corp | Avista | — |
| Owner(s) | Avista Corp | Avista | — |
| Status | Operating | — | — |
Ownership Chain
About
The Rathdrum power plant is a 166.4 MW natural gas-fired facility located in Kootenai County, Idaho. The plant began operating in 1994 and consists of two natural gas-fired combustion turbine generators. It is owned and operated by Avista Corporation. The plant is located within the Western Electricity Coordinating Council (WECC) NERC region, and its balancing authority is Avista Corporation.
In the most recent year with available data, Rathdrum generated 866,302 MWh of electricity, achieving a capacity factor of 59.3%. According to available data, the installed cost of the plant was $382.44 per kW. Rathdrum is the 5th largest power plant in Idaho and ranks 802nd nationally out of 945 plants.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Avista Corporation
Grid Voltage
115 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
99.2K MWh
Latest Month
866.3K MWh
Annual Generation
59.3%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$396/kW
Installed Cost
$33.1/MWh
Operating Cost
Avista Corporation
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (2)Beta
General
Post Falls neighbors hear loud boom, no explosions in nearby area
POST FALLS, ID. — If you live in Post Falls, you probably heard a loud boom-like sound in the area. Multiple viewers reached out to 4 News...
KXLY.com·3 years ago
Industry·corporate
Steven Ira Jenkins, 71
Steven Ira Jenkins of Rathdrum, Idaho, passed away at the age of 71 on Jan. 12, 2022 at Schneidmiller Hospice House, with his wife Robin holding his hand.
Steven Ira Jenkins (other)
Coeur d'Alene Press·3 years ago
Last updated 2026-03-26
View all articles