Green Mountain — Plant Summary
- EIA Plant ID
- 516
- Capacity
- 26 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Summit, CO
- Operating Since
- 1943
- Generators
- 2
- Operator
- U S Bureau of Reclamation
- Parent Company
- —
- Annual Generation
- 57,762 MWh
- Capacity Factor
- 25.3%
- Balancing Authority
- Western Area Power Administration - Rocky Mountain Region
- ISO/RTO
- —
- NERC Region
- WECC
Green Mountain
OperatingHydro
Ranked #10 of 49 Hydro plants in CO#434 of 1454 nationally
26 MW Hydro operating in Summit, CO — Western Area Power Administration - Rocky Mountain Region
EIAWD
26 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1943
Operating Since
Location
Coordinates
39.8788, -106.3327
County
Summit, CO
Nearby Plants
- Williams Fork Hydro PlantHydro3.5 MW · 20.5 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | U S Bureau of Reclamation | — | — |
| Owner(s) | U S Bureau of Reclamation | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Green Mountain is a 26 MW hydroelectric power plant located in Summit County, Colorado. The plant began operating in 1943 and is owned and operated by the U.S. Bureau of Reclamation. It utilizes conventional hydroelectric technology with two generators. Green Mountain ranks as the 10th largest power plant in Colorado out of 49, and 436th nationally out of 1464 plants.
The plant's latest annual generation was 57,762 MWh, resulting in a capacity factor of 25.3%. Green Mountain operates within the Western Area Power Administration - Rocky Mountain Region balancing authority and the WECC NERC region.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Western Area Power Administration - Rocky Mountain Region
Grid Voltage
69 kV
Regulatory Status
RE
Entity Type
Federal
Sector
Electric Utility
Generation
992 MWh
Latest Month
57.8K MWh
Annual Generation
25.3%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
Regulatory·ferc order
Green Mountain Power Corporation; Notice of Application Ready for Environmental Analysis and Soliciting Comments, Recommendations, Terms and Conditions, and Prescriptions
Green Mountain Power Corporation (other)
Federal Register (FERC)·1 weeks ago
Industry·technology
Data centers are becoming power plants – this NJ project proves it
Iron Mountain's New Jersey data center will add a 23 MWh battery storage to pair with solar, boosting reliability and easing grid demand.
Iron Mountain (other)
Electrek·3 weeks ago
Grid·interconnection
U.S. Atlas of Electric Distribution System Hosting Capacity Maps
Map of states with at least one public hosting capacity map useful for integrating renewable and efficient energy into utility distribution systems.
Department of Energy (.gov)·3 months ago
Industry·partnership
Renewable energy firm taps home batteries to help utilities power data centers
Enphase Energy partners with Green Mountain Power to expand grid services using home batteries as utilities seek capacity for AI data...
Enphase Energy (other)Green Mountain Power (other)
The Business Journals·4 months ago
Last updated 2026-03-25
View all 10 articles