High Mesa CO — Plant Summary
- EIA Plant ID
- 67323
- Capacity
- 22.4 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries, Solar Photovoltaic
- Status
- Operating
- Location
- Garfield, CO
- Operating Since
- 2025
- Generators
- 2
- Operator
- AES Clean Energy
- Parent Company
- —
- Balancing Authority
- Public Service Company of Colorado
- ISO/RTO
- —
- NERC Region
- WECC
High Mesa CO
OperatingBESSSolarHybrid
Ranked #4 of 15 BESS plants in CO#459 of 837 nationally
22.4 MW Batteries (11 MW) + Solar Photovoltaic (11 MW) operating in Garfield, CO — Public Service Company of Colorado
EIAGEM
22.4 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2025
Operating Since
Location
Coordinates
39.3959, -108.0733
County
Garfield, CO
Nearby Plants
- Highpeak Solar 1Solar10 MW · 0.1 km
- Pivot Solar 3 LLC (CSG)Solar2 MW · 2.5 km
- Pivot Solar 1 LLC (CSG)Solar1 MW · 2.6 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | AES Clean Energy | AES Clean Energy | — |
| Owner(s) | AES Clean Energy | AES Clean Energy | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as AES Clean Energy
This entity is not yet in the GEM ownership database — chain unavailable.
About
The High Mesa CO facility, located in Garfield County, Colorado, is a hybrid power plant combining solar photovoltaic generation with battery energy storage. The plant has a total capacity of 22.4 MW and commenced operations in 2025. It is owned and operated by AES Clean Energy. The facility consists of two generators utilizing both solar and battery technologies, with the primary fuel source listed as MWH (megawatt-hours). The solar component uses a fixed tilt tracking system.
The battery energy storage system (BESS) has a duration of 1.79 hours. High Mesa CO operates within the Public Service Company of Colorado balancing authority and is part of the Western Electricity Coordinating Council (WECC) NERC region. According to available rankings, the plant is the 8th largest of 18 similar facilities in Colorado and ranks 679 out of 1205 nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Public Service Company of Colorado
Grid Voltage
24.9 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
No generation data available for this plant.
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
Industry·corporate
Trump allies warm to solar amid AI-driven power demands
Trump allies including Katie Miller and Elon Musk promote solar as AI-driven electricity demand surges, signaling a shift in MAGA energy...
Katie Miller (other)Elon Musk (other)
Finance & Commerce·1 weeks ago
General
How the Co-Ops are Coping: Colorado Distribution Cooperatives and the ‘Green Energy’ Transition
By Ethan Cornell* Introduction Colorado's electric distribution cooperatives are undergoing a period of rapid and uneven transition as they...
Independence Institute·2 months ago
Regulatory·federal policy
Trump’s ’emergency’ Colorado coal plant order will raise electricity costs, operator says
Craig Generating Station's 446-megawatt Unit 1 had been scheduled to go offline on Dec. 31, 2025, part of a wave of coal retirements planned...
Craig Generating Station (operator)
Colorado Newsline·2 months ago
General
Trump’s ’emergency’ Colorado coal plant order will raise electricity costs, operator says
Craig Generating Station's 446-megawatt Unit 1 had been scheduled to go offline on Dec. 31, 2025, part of a wave of coal retirements planned...
Colorado Newsline·2 months ago
Last updated 2026-03-14
View all 10 articles