Glenarm BESS Plant — Plant Summary
- EIA Plant ID
- 69024
- Capacity
- 25 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries
- Status
- Planned
- Location
- Los Angeles, CA
- Operating Since
- —
- Generators
- 1
- Operator
- Glenarm BESS LLC
- Parent Company
- City of Pasadena - (CA)
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Glenarm BESS Plant
PlannedBESS
Ranked #106 of 191 BESS plants in CA#449 of 837 nationally
25 MW BESS planned in Los Angeles, CA — California Independent System Operator
EIA
25 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
Planned: —
Planned Operation
Location
Coordinates
34.1274, -118.1477
County
Los Angeles, CA
Nearby Plants
- GlenarmNatural Gas265.6 MW · 0.2 km
- CalTech - Pasadena Wilson AveNatural Gas2.2 MW · 2.1 km
- California Institute of TechnologyNatural Gas13 MW · 2.4 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Glenarm BESS LLC | City of Pasadena - (CA) | — |
| Owner(s) | City of Pasadena - (CA) | City of Pasadena - (CA) | — |
| Status | Planned | — | — |
Ownership Chain
About
The Glenarm BESS Plant is a 25 MW battery energy storage system located in Los Angeles County, California. The plant is owned by the City of Pasadena (CA) and operated by Glenarm BESS LLC. It consists of a single generator utilizing battery technology and is interconnected to the California Independent System Operator (CAISO) balancing authority within the Western Electricity Coordinating Council (WECC) NERC region. The plant's primary fuel is listed as MWH, indicating it draws power from the grid to charge its batteries.
Glenarm BESS Plant is ranked as the 177th largest power plant in California out of 300, and 666th nationally out of 1205. Recent news coverage includes 5 articles related to the industry, 3 related to the grid, and 2 related to deals.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
34.5 kV
Regulatory Status
RE
Entity Type
Municipal
Sector
Electric Utility
Generation
No generation data available for this plant.
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
CAISO
LMP Node
GLNARMC1_7_B1
Pricing Hub
TH_SP15_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
News & Articles (10)Beta
Grid·capacity addition
Pasadena Water and Power Sets Feb. 11 Community Meeting Focused on Proposed Landscaping Design Adjacent to Future Battery Energy Storage System Project - Office of the City Manager
PASADENA, Calif.— Pasadena Water and Power (PWP) invites the community to attend a public meeting to provide input on proposed landscaping...
Pasadena Water and Power (operator)
City of Pasadena·4 weeks ago
Grid·capacity addition
City Wants Neighbors’ Input on What Its First Battery Storage Facility Will Look Like
Daily Newsmagazine and City Guide to Pasadena, California featuring local news, breaking news, events, weather, sports news, schools news,...
Pasadena Now·4 weeks ago
Grid·capacity addition
Neighbors Can Weigh In on Landscaping for Pasadena’s First Battery Storage Facility
Daily Newsmagazine and City Guide to Pasadena, California featuring local news, breaking news, events, weather, sports news, schools news,...
Pasadena Now·4 weeks ago
Industry·corporate
Pasadena Water and Power Awarded Multiple Clean Energy Grants
To help advance Pasadena's clean energy goals and enhance grid resilience, Pasadena Water and Power (PWP), a department of the city of...
Pasadena Water and Power (operator)
Outlook Newspapers·4 months ago
Last updated 2026-03-14
View all 10 articles