USUS Grid ExplorerInfrastructure intelligence
Preliminary 2025 facility recordProposed

Delta, UT · EIA plant 66684

Intermountain Pumped Storage Project

Intermountain Pumped Storage Project is a hydro power facility in Delta, UT, with 1,000 MW of proposed capacity.

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Operating capacity0 MW0 operating generators
Proposed capacity1,000 MW4 proposed generators
UtilityPremium Energy HoldingsEIA-reported operator
Balancing authorityLDWPLos Angeles Department of Water and Power

Capacity profile

Fuel and technology

Nameplate capacity
OperatingNo operating capacity reported
Proposed
Hydro1,000 MW
Reported technologiesHydroelectric Pumped Storage

Nearby in UT

Related facilities

UT · 7.2 miUtah Solar 1300 MW →UT · 9.4 miGale 1 Solar450 MW →UT · 9.9 miIntermountain Power Project1,093 MW →UT · 13.8 miNotch Peak Solar LLC324 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