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Preliminary 2025 facility recordOperating

New Plymouth, ID · EIA plant 57028

Langley Gulch Power Plant

Langley Gulch Power Plant is a oil & gas power facility in New Plymouth, ID, with 319 MW of operating capacity.

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Operating capacity319 MW2 operating generators
Proposed capacity0 MW0 proposed generators
UtilityIdaho Power CoEIA-reported operator
Balancing authorityIPCOIdaho Power Company

Capacity profile

Fuel and technology

Nameplate capacity
Operating
Oil & gas319 MW
ProposedNo proposed capacity reported
Reported technologiesNatural Gas Fired Combined Cycle

Nearby in ID

Related facilities

ID · 19.1 miBlack Canyon10 MW →ID · 19.7 miFargo Drop1 MW →ID · 24.0 miAmalgamated Sugar LLC Nampa8 MW →ID · 25.1 miWeiser BESS3 MW →

Source quality

Preliminary facility data

This page uses the EIA-860 2025 Early Release. EIA identifies the release as preliminary, so it should not be used for official state or national aggregation. Capacity is nameplate capacity, not real-time output or annual generation.

Read methodologyEIA-860 source