Gibson (CAISO-55018) — Project Summary

Queue ID
CAISO-55018
Capacity
154.598 MW
Technology
Battery
Status
active
Location
Merced, CA
Region
CAISO
Developer
IA Status
Not Started

Gibson

CAISO-55018BetaActiveBatteryCAISOLBNL

154.598 MW storage in Merced, CA · In queue since April 2023 · Proposed COD April 2028

154.598 MW

Capacity

1

Components

Battery

3y 1m

In Queue

Not Started

IA Status

COD target: 2028

Status
as of 5y 3m ago
Project statusApprovedWFIE | 14 News · 2021-02-26
Interconnection

Total Duration

5 years

In Study38%
Queue EntryApr 17, 2023

Interconnection request submitted to ISO/RTO

Cluster Study (Phase I/II)Current

CAISO uses cluster studies where projects are batched annually and studied together.

Typical: 36–48 months (IR to IA)

Interconnection Agreement

Interconnection agreement not yet executed

Typical: 30–60 days (negotiation)

Commercial Operation

Proposed COD: 2028-04-14

About

The Gibson project is a proposed 154.6 MW battery storage project located in Merced County, California. The project is in the California Independent System Operator (CAISO) interconnection queue as entry CAISO-55018, with a queue entry date of April 17, 2023, and a proposed commercial operation date of April 14, 2028. Pacific Gas and Electric (PGAE) is the utility. The interconnection agreement (IA) status is listed as "Not Started".

The Gibson project has been the subject of recent news coverage, with 24 articles appearing in industry publications.

Generated from interconnection queue and public data sources

Project Details

State

CA

County

Merced

Grid Region

CAISO (California)

Market

ISO/RTO Member

Developer

Utility

PGAE

Entity

CAISO

Service Type

Point of Interconnection

MERCY SPRINGS SW STA 70 kV

Data Source

LBNL

DeveloperEarthrise Energy±PV Tech · 2025-06-12
TransactionProject financingPV Tech · 2025-06-12
Deal value$630.0M±PV Tech · 2025-06-12
LenderBBVA, Intesa Sanpaolo, Nord/LB±PV Tech · 2025-06-12
Market Context
Approximate
ISO / RTO
CAISO
Trading Hub
TH_ZP26_GEN-APND
Hub Confidence
LOW

This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.

News & Articles (7)Beta

Last updated 2026-03-26

View all 7 articles

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