Rathdrum Power LLC
Natural gas power plant in Kootenai County, Idaho. 301.5 MW of nameplate capacity across 2 generators, operated by Rathdrum Power LLC.
Also known as Rathdrum Power · EIA plant 55179
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Key facts
- Capacity
- 301.5 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- September 2001First generator online
- Operator
- Rathdrum Power LLCEIA operator ID 15708
- Grid
- AVABalancing authority AVA
- Price nodes
- None linkedNo verified ISO node
- Location
- Kootenai County, ID47.7858, −116.9203
- EIA plant ID
- 55179EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Rathdrum Power produces
Free · EIA-923Net generation, 2025
1.72 TWh
1,715,114 MWh, final
Capacity factor, 2025
64.9%
2024: 51.8%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
1.3–1.8
TWh a year. Low 2016, high 2021
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 1,135,982 | Not reported | 6 of 12 |
| 2002 | 977,329 | Not reported | 12 of 12 |
| 2003 | 1,044,316 | Not reported | 9 of 12 |
| 2004 | 1,450,626 | Not reported | 12 of 12 |
| 2005 | 1,311,491 | Not reported | 12 of 12 |
| 2006 | 1,030,644 | Not reported | 12 of 12 |
| 2007 | 1,275,784 | Not reported | 12 of 12 |
| 2008 | 1,369,529 | Not reported | 12 of 12 |
| 2009 | 1,191,035 | Not reported | 12 of 12 |
| 2010 | 1,415,837 | 53.6% | 12 of 12 |
| 2011 | 843,176 | 31.9% | 12 of 12 |
| 2012 | 1,214,659 | 45.9% | 12 of 12 |
| 2013 | 1,658,962 | Not reported | 12 of 12 |
| 2014 | 1,201,397 | Not reported | 12 of 12 |
| 2015 | 1,528,983 | 57.9% | 12 of 12 |
| 2016 | 1,314,104 | 49.6% | 12 of 12 |
| 2017 | 1,333,032 | 50.5% | 12 of 12 |
| 2018 | 1,593,817 | 60.3% | 12 of 12 |
| 2019 | 1,801,369 | 68.2% | 12 of 12 |
| 2020 | 1,688,842 | 63.8% | 12 of 12 |
| 2021 | 1,822,638 | 69.0% | 12 of 12 |
| 2022 | 1,656,480 | 62.7% | 12 of 12 |
| 2023 | 1,809,544 | 68.5% | 12 of 12 |
| 2024 | 1,373,012 | 51.8% | 12 of 12 |
| 2025 | 1,715,114 | 64.9% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDCO₂, 2025
719,352
US short tons. 2024: 577,213
SO₂, 2025
4
US short tons
NOx, 2025
72
US short tons
CO₂ per MWh, calculated
0.42 t
About 839 lb per MWh
1 of 1 EPA units reported CO₂ in 2025 (CTGEN1), matched to EIA plant 55179 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
147
million gallons
Consumption, 2024
147
million gallons
Source
Well
Ground, Fresh. Induced-draft tower
Watershed stress
Very low/none · 0.124
USGS SUI, HUC12 Cable Creek-Spokane River
12 of 12 cooling months report withdrawal. Groundwater user; SUI describes surface water and is context only. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| CTG1 | Natural Gas Fired Combined Cycle | 179.4 | September 2001 |
| STG1 | Natural Gas Fired Combined Cycle | 122.1 | September 2001 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Rathdrum Power LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about Rathdrum Power
How much power does Rathdrum Power LLC produce?
Rathdrum Power LLC reported 1,715,114 MWh (1.72 TWh) of net generation in 2025, a 64.9% capacity factor on 301.5 MW of nameplate capacity.
Where is Rathdrum Power LLC?
Rathdrum Power LLC is in Kootenai County, Idaho, at 47.7858, −116.9203. It is in the Avista Corporation balancing area (AVA).
Who operates Rathdrum Power LLC?
EIA-860M for August 2026 lists Rathdrum Power LLC as the operator (EIA operator ID 15708). The operator is not always the owner.
When did Rathdrum Power LLC start operating?
Its first generator began operating in September 2001, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page