How big is Sycamore Cogeneration?

Sycamore Cogeneration has a reported capacity of 300 MW. Source: EIA Form 860.

What kind of plant is Sycamore Cogeneration?

Sycamore Cogeneration is a Natural Gas Fired Combustion Turbine facility in Kern County, CA, participating in the CAISO market.

Where is Sycamore Cogeneration located?

Sycamore Cogeneration is in Kern County, CA, inside the CAISO balancing area.

Who operates Sycamore Cogeneration?

Sycamore Cogeneration is operated by Sycamore Cogeneration Co according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Sycamore Cogeneration generate?

Sycamore Cogeneration reported 143.7 GWh over the twelve months to 2026-06. Figures are net generation as filed to EIA-923.

How does Sycamore Cogeneration compare to other plants?

By capacity, Sycamore Cogeneration ranks #187 of 825 operating plants of the same technology nationally. It ranks #9 of 136 in CA.

Sycamore Cogeneration — 300 MW gas plant, Kern County, CA

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Sycamore Cogeneration — 300 MW gas plant, Kern County, CA · Ask the Grid

Overview

Reported capacity: 300 MW
EIA-reported operating capacity; nameplate, seasonal, AC/DC, and unit ratings may differ.
Technology: Natural Gas Fired Combustion Turbine
Primary generation technology.
Registry anchor: Plant 50134
Sycamore Cogeneration Co · Kern County · CAISO
Operating status: Operating
Sycamore Cogeneration is operating.
Commercial operation: January 1, 1988
Best-supported operating milestone.

Profile

Grid role: Cogeneration supplying electricity to the grid and process steam to nearby Chevron oilfield operations; the turbines have also operated in standby mode and been brought online for electricity production.
Physical build: A 300 MW natural-gas cogeneration facility consisting of four 75 MW General Electric Frame 7EA combustion turbines and four unfired heat-recovery steam generators. Each HRSG is capable of producing up to 450,000 lb/hr of steam for delivery to adjacent Chevron oilfield operations, while the turbines provide electricity to the grid.

Structured profile

Reported capacity: 300 MW
Natural Gas Fired Combustion Turbine
Commercial operation: January 1, 1988
Operating status: operating
Sycamore Cogeneration is operating.
Location: Kern County
CAISO
Operator: Sycamore Cogeneration Co

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Units and generators

Operating generator records and technology attributes reported through EIA-860.

Generator	Capacity	Technology	Operation	Status
GTAG	75 MW 75 MW summer	Natural Gas Fired Combustion Turbine Natural Gas · GT	Dec 1987	Operating
GTBG	75 MW 75 MW summer	Natural Gas Fired Combustion Turbine Natural Gas · GT	Dec 1987	Operating
GTCG	75 MW 75 MW summer	Natural Gas Fired Combustion Turbine Natural Gas · GT	Dec 1987	Operating
GTDG	75 MW 75 MW summer	Natural Gas Fired Combustion Turbine Natural Gas · GT	Dec 1987	Operating

Performance

Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.

Peer context

Technology capacity: 300 MW; Natural Gas Fired Combustion Turbine
National rank: #187; of 825 operating peers
CA rank: #9; of 136 operating peers

Monthly generation

Download CSV

Latest 12 months

143.7 GWh

Reported net generation

Latest report

Jun 2026

EIA-923 monthly filing

2025 capacity factor

7.5%

Using current reported nameplate capacity

Grid and market context

Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.

Nearby substations

HIFLD infrastructure inventory

OMAR

IN SERVICE · 230 kV

0.1 km

UNKNOWN301730

Commercial, land, and environmental record

Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.

Transactions and agreements

PPA Assignment And Restatement

1986

Southern California Edison agreed to Kern River Cogeneration Company's assignment of the power purchase agreement to Sycamore and to a restated agreement providing 284 MW of contract capacity and baseload energy. A later Edison SEC filing states the Sycamore SCE PPA expired in 2007.

284 MW contracted21 yearsSouthern California Edison Company · Kern River Cogeneration Company · Sycamore Cogeneration Company

draft 1

PPA Approval And Amendment

Sep 9, 2013

CPUC approved four agreements and two amendments between Southern California Edison and Sycamore covering January 1, 2014 through December 31, 2020, including transition power-purchase and additional-dispatchable-capacity products. No contracted MW disclosed.

7 yearsSouthern California Edison Company · Sycamore Cogeneration Company

draft 1

Project Ownership Transfer

Dec 2015

California Energy Commission approved transfer of ownership of the certified Sycamore Cogeneration project from Sycamore Cogeneration Company to Chevron Power Holdings Inc. No consideration disclosed.

Sycamore Cogeneration Company · Chevron Power Holdings Inc.

DOCKETED

Land and environmental record

Air Permit Identifier

Mar 8, 2023

SJVAPCD Facility ID S-511; PTOs S-511-1 through S-511-4

San Joaquin Valley Air Pollution Control District identifies Sycamore as Facility S-511 with four cogeneration-unit permits S-511-1 through S-511-4.

Microsoft Word - S0511, 1223126 - Preliminary Decision Letter.doc

Environmental Compliance Milestone

Jan 8, 2025

Temporary variance S-24-41S for Unit 3 excess NOx and CO during control-system upgrade

January 2025 SJVAPCD Southern Region Hearing Board notice identifies docket S-24-41S allowing Unit 3 continued operation with excess NOx and CO during hardware control-system upgrade to GE Mark VIe system.

SRHB 10-Day Notice

Environmental Mitigation Land

2016

1,684.21 acres in Semitropic Ridge Preserve

CEC records document purchase of 1,684.21 acres in Semitropic Ridge Preserve for Sycamore habitat mitigation. This is conservation acreage, not the plant operating footprint.

DOCKETED

Related parties and identifiers

Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.

Relationship graph

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AssetOwner / operatorOfftaker

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Dec 1987
Dec 1987
Generators enter operationEIA-860
EIA-860 lists generator GTAG, generator GTBG, generator GTCG, generator GTDG with this operating date.
Jan 1, 1988
Jan 1, 1988
Commercial Operation

Sycamore Cogeneration