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HYDROELECTRIC PLANTSIntermountain Pumped Storage Project
Intermountain Pumped Storage Project is a 1,000 MW planned hydroelectric plant in Millard County, Utah, operated by Premium Energy Holdings.
Plant statusIn planning
- Planning (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingTarget Jul 2028 (not yet reached)
- Closed (not yet reached)
Planned start of operation reported to EIA: Jul 2028.
Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| HL001 | Hydroelectric Pumped Storage | 250 MW | Planned, approvals not yet sought |
| HL002 | Hydroelectric Pumped Storage | 250 MW | Planned, approvals not yet sought |
| HL003 | Hydroelectric Pumped Storage | 250 MW | Planned, approvals not yet sought |
| HL004 | Hydroelectric Pumped Storage | 250 MW | Planned, approvals not yet sought |
Plant details
- Operator
- Premium Energy Holdings
- Location
- Millard County, Utah
- Balancing authority
- LDWP
- Sector
- IPP Non-CHP
- Capacity
- Planned: 1,000 MW
- EIA plant ID
- 66684
Location
39.4147, -112.4404
Nearby power plants
- Utah Solar 1Solar farms · 300 MW · 7.2 mi
- Gale 1 SolarSolar farms, Battery storage · 450 MW · 9.4 mi
- Intermountain Power ProjectGas power plants · 1,093 MW · 9.9 mi
- Notch Peak Solar LLCSolar farms · 324 MW · 13.8 mi
- Pavant Solar II LLCSolar farms · 50.0 MW · 18.2 mi
- Pavant Solar IIISolar farms · 20.0 MW · 18.5 mi
- Pavant Solar, LLCSolar farms · 50.0 MW · 31.7 mi
- Gunnison SolarSolar farms · 1.5 MW · 38.2 mi
- Currant CreekGas power plants · 567 MW · 40.5 mi
- Clover Creek Solar Community SolarSolar farms · 80.0 MW · 41.6 mi
Source: U.S. Energy Information Administration, Form EIA-860M, September 2026. Planned dates are targets reported by the developer and often change. Report a problem