567 MW Sub. Coal operating in Humboldt, NV — Nevada Power Company
567 MW
Nameplate Capacity
2
Generators
units
Conventional Steam Coal
Technology
1981
Operating Since
Coordinates
40.8813, -117.1516
County
Humboldt, NV
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Sierra Pacific Power Co | Idaho Power | — |
| Owner(s) | Idaho Power Co, Sierra Pacific Power Co | IDACORP | — |
| Status | Operating | — | — |
North Valmy Generating Station is a 522-megawatt (700,000 hp) coal-fired power station located near Valmy, Nevada. The plant is jointly owned by NV Energy and Idaho Power.
Read more on WikipediaNorth Valmy is a 567 MW coal-fired power plant located in Humboldt County, Nevada. The plant, which began operating in 1981, consists of two generators utilizing conventional steam coal technology. It is owned by IDACORP and operated by Sierra Pacific Power Co. North Valmy is the largest coal plant in Nevada and ranks 53rd out of 75 coal plants nationally.
In the most recent year of data, North Valmy generated 1,297,695 MWh of electricity, achieving a capacity factor of 26.2%. The plant operates within the Nevada Power Company balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Financial data indicates an installed cost of $1357.56 per kW, based on FERC filings.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
Nevada Power Company
Grid Voltage
345 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
76.8K MWh
Latest Month
1.3M MWh
Annual Generation
26.2%
Capacity Factor
$1,374/kW
Installed Cost
$40.5/MWh
Operating Cost
Sierra Pacific Power Company d/b/a NV Energy
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
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After closing coal plants, Idaho Power is the rare utility cutting rates
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BLM approves Pinyon Pipeline near Valmy in Humboldt County, Nevada
The Bureau of Land Management has approved a new natural gas pipeline in Humboldt County. An environmental analysis found no significant impact.
Last updated 2026-03-25
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