How big is Sunrise Power LLC?

Sunrise Power LLC has a reported capacity of 685.2 MW. Source: EIA Form 860.

What kind of plant is Sunrise Power LLC?

Sunrise Power LLC is a Natural Gas Fired Combined Cycle facility in Kern County, CA, participating in the CAISO market.

Where is Sunrise Power LLC located?

Sunrise Power LLC is in Kern County, CA, inside the CAISO balancing area.

Who operates Sunrise Power LLC?

Sunrise Power LLC is operated by Sunrise Power Co LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Sunrise Power LLC generate?

Sunrise Power LLC reported 2,205.5 GWh over the twelve months to 2026-04. Figures are net generation as filed to EIA-923.

Where does Sunrise Power LLC connect to the grid?

Sunrise Power LLC interconnects at Midway-Buttonwillow Substation, on the Pacific Gas and Electric Company (PG&E) system.

How does Sunrise Power LLC compare to other plants?

By capacity, Sunrise Power LLC ranks #189 of 538 operating plants of the same technology nationally. It ranks #10 of 64 in CA.

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Natural Gas Fired Combined CycleCAISO · Kern County

Sunrise Power LLC

Sunrise Power Holdings, LLC · Kern County · CAISO

Sunrise Power LLC is a natural gas-fired power facility with 685.2 MW of EIA-reported nameplate capacity in Kern County, California, registered as EIA Plant ID 55182. Sunrise Power Co LLC is the registered plant entity or operator. Sunrise is an operational natural-gas combined-cycle plant in California that provides critical generation and Resource Adequacy services to consumers, utilities, and Community Choice Aggregators statewide. Hull Street Energy acquired the project from Generation Bridge Acquisition, LLC in 2023.

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plant:plant-55182

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Investigate technology, capacity, output, price behavior, ownership, and related facilities using this profile plus current grid data.

Overview

Key fields

Reported capacity: 685.2 MW
EIA-reported nameplate capacity; other nameplate and seasonal ratings may differ.
Technology: Natural Gas Fired Combined Cycle
Primary generation technology.
Registry anchor: Plant 55182
Sunrise Power Co LLC · Kern County · CAISO
Operating status: Operating
Sunrise Power LLC is currently operating; a closure or retirement is listed for 2026.
Grid connection: Midway-Buttonwillow Substation
230 kV · Pacific Gas and Electric Company (PG&E)

Profile

Operating status: Sunrise Power LLC is currently operating; a closure or retirement is listed for 2026.
Grid role: Resource-adequacy and grid-reliability generation serving California consumers and utilities.
Grid connection: Midway-Buttonwillow Substation · 230 kV · Pacific Gas and Electric Company (PG&E).

Structured profile

Reported capacity: 685.2 MW
Natural Gas Fired Combined Cycle
Operating status: operating
Sunrise Power LLC is currently operating; a closure or retirement is listed for 2026.
Retirement: 2026
Sunrise Power LLC is currently operating; a closure or retirement is listed for 2026.
Interconnection: Midway-Buttonwillow Substation
230 kV · Pacific Gas and Electric Company (PG&E)

Units and generators

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

Generator	Capacity	Technology	Operation	Status
STG	264 MW 245 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CA	Jun 2003	Operating
X718	210.6 MW 158 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CT	Jun 2001	Operating
X719	210.6 MW 158 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CT	Jun 2001	Operating

Performance

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

Peer context

Technology capacity: 685.2 MW
National rank: #189
CA rank: #10

Monthly generation

Download CSV

Latest 12 months

2.21 TWh

Reported net generation

Latest report

Apr 2026

EIA-923 monthly filing

2025 capacity factor

30.1%

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

SUNRISE POWER

IN SERVICE · 115 kV

0.2 km

UNKNOWN301325

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

Ownership Acquisition

Nov 2000

Edison Mission Energy acquired 100% ownership of Sunrise Power Company from Texaco Inc. The source does not disclose transaction consideration.

Edison Mission Energy · Texaco Power and Gasification Holdings Inc. · Sunrise Power Company

California Energy Commission : Docket Log

Ownership Interest Acquisition

Apr 2014

FERC approved a transaction under which NRG Holdings acquired Chevron's indirect 50% interest in Sunrise Power, resulting in NRG Holdings indirectly owning 100% of Sunrise Power. The transaction was structured as an exchange for Chevron's acquisition of interests in six other cogeneration facilities; no consideration amount was disclosed.

NRG Holdings · Chevron Power Holdings · Sunrise Power Co. LLC

NRG Energy, Chevron approved by FERC for power plant swap

Land and environmental record

Air Permit

May 7, 2025

Permit No. San Joaquin Valley Air District facility-wide Permit to Operate S-3746-0-5

The 2025 final permit identifies SUNRISE POWER CO at 12857 Sunrise Power Road. The facility permit was issued on May 7, 2025 and expires June 30, 2028.

May 5, 2025 Mr. David King Sunrise Power Company, LLC 12857 Sunrise Power Road Fellows, CA 93224 Re: Notice of

Emissions Monitoring

May 7, 2025

Continuous emissions monitoring and Acid Rain compliance monitoring

The permit requires CEMS-related monitoring for the turbine emissions and monitoring of SCR and oxidation-catalyst operating parameters; it also incorporates Acid Rain Program sulfur-dioxide and nitrogen-oxide requirements.

May 5, 2025 Mr. David King Sunrise Power Company, LLC 12857 Sunrise Power Road Fellows, CA 93224 Re: Notice of

Environmental Compliance Milestone

2023

2023 environmental-compliance reporting completed

The 2023 CEC annual compliance report included groundwater-use and wastewater-discharge summaries. Waste-management methods used during 2023 were consistent with the waste-management plan; planned compliance activities included quarterly cooling-tower and injection-well wastewater sampling and annual injection-well testing.

2023 Annual Compliance Report for Sunrise Power Project

Environmental Enforcement

Jul 2, 2024

EPA UIC settlement penalty: $55,788

EPA reported that Sunrise Power agreed to pay $55,788 to resolve alleged Safe Drinking Water Act and UIC permit violations. The allegations concerned failure to maintain mechanical integrity of Class I well WW3 and injection outside the formation authorized by the permit; EPA identified the underlying incident as occurring in June 2022.

EPA Settles Safe Drinking Water Act Claims with Power Company in Southern California | US EPA

Land Restoration Condition

Restoration condition covering 14.3 acres disturbed for the Sunrise II water-line route

The CEC compliance matrix identifies restoration of 14.3 acres disturbed for construction of the Sunrise II water-line route as a land-use condition requiring documentation from the property owner. Sunrise II is a separate transmission project, not part of the generating station itself.

2023 Annual Compliance Report for Sunrise Power Project

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 / operatorContractor

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Dec 6, 2000
Dec 6, 2000
Phase 1 CEC certificationSunrise Pow...
The California Energy Commission certified Sunrise Phase 1.
Jun 2001
Jun 2001

Sunrise Power LLC

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Sunrise Power LLC

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Overview

Key fields

Profile

Structured profile

Units and generators

Performance

Peer context

Monthly generation

Grid and market context

Nearby substations

Commercial, land, and environmental record

Transactions and agreements

Land and environmental record

Related parties and identifiers

Relationship graph

Timeline and sources

Project timeline

Parties and identifiers

Reporting portfolio

Sources

Common questions about Sunrise Power LLC

How big is Sunrise Power LLC?

What kind of plant is Sunrise Power LLC?

Where is Sunrise Power LLC located?

Who operates Sunrise Power LLC?

How much electricity does Sunrise Power LLC generate?

Where does Sunrise Power LLC connect to the grid?

How does Sunrise Power LLC compare to other plants?

Co-located assets

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