World Power Plants

I25 Battery Storage4 MW Storage

StorageVerified: Jul 2026

I25 Battery Storage is a 4 MW storage power plant in the United States, operated by United Power Inc since 2019. Ranked #48 of 104 storage plants in the United States. Its 4 MW accounts for 0.49% of the United States' total storage capacity of 816 MW. The largest storage plant in the United States is AES LAWAI SOLAR Hybrid at 40 MW, making I25 Battery Storage 10 times smaller. Nearby plants include Fort St Vrain (1148.5 MW, Gas), Cherokee (1006.4 MW, Gas), and Rocky Mountain Energy Center (685.1 MW, Gas). The facility is located in Colorado, approximately 50 km from the nearest major city.

Capacity
4 MW
Commissioning Year
2019

7 years old

Owner
United Power Inc
Location
40.1403°, -104.9780°

United States of America, North America

Context & rankings
  • 6,664. largest of 10,098 plants in United States of America
  • #30,667 worldwide by installed capacity
  • #70 of 135 Storage plants worldwide
Age & fleet comparison

7 years in operation

Storage fleet average: 9.6 years

Operator portfolio

United Power Inc operates 1 plants totalling 4 MW

Regional density

89 plants within 100 km, 6,584 MW combined

Nearest plant: Spindle Hill Energy Center (9.4 km)

Location

Coordinates:: 40.140300, -104.978000
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

I25 Battery Storage is a storage power plant producing approximately 7 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Technical Details

Primary Fuel Type
Storage
Energy Source
Non-Renewable
Country
United States of America
Continent
North America
Data Source
Global Power Plant Database

United States of AmericaEnergy Profile

10,098
Total Plants
1420.7 GW
Total Capacity
GasCoalNuclearWind
Top Fuels

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