How big is Antelope Valley?

Antelope Valley has a reported capacity of 954 MW. Source: EIA Form 860M.

What kind of plant is Antelope Valley?

Antelope Valley is a Conventional Steam Coal facility in Mercer County, ND, participating in the SPP market.

Where is Antelope Valley located?

Antelope Valley is in Mercer County, ND, inside the SPP balancing area.

Who operates Antelope Valley?

Antelope Valley is operated by Basin Electric Power Coop according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Antelope Valley generate?

Antelope Valley reported 5,753 GWh over the twelve months to 2026-04. Figures are net generation as filed to EIA-923.

How does Antelope Valley compare to other plants?

By capacity, Antelope Valley ranks #80 of 206 operating plants of the same technology nationally. It ranks #2 of 7 in ND.

Ask the Grid

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Antelope Valley

Basin Electric Power CoopMercer CountySPP

Antelope Valley Station is a coal-fired station in Mercer County, North Dakota, associated with the SPP registry. The EIA plant baseline lists 954 MW of nameplate capacity. Basin Electric describes two 450-MW units, with commercial operation in 1984 and 1985; it also recognized Unit 2 as its most reliably operated coal generation facility for 2025. The profile treats the 900-MW unit ratings and 954-MW registry total as separate reported capacity measures.

Antelope Valley — 954 MW coal plant, Mercer County, ND · Ask the Grid

Overview

Nameplate capacity: 954 MW
Canonical EIA plant baseline.
Registry anchor: Plant 6469
plant-6469

Structured profile

Technology: Conventional Steam Coal
Operator: Basin Electric Power Coop

Related assets

Similar plants ranked by technology, capacity, and distance.

Leland Olds

Coal · 656 MW

Mercer County

Same typeComparable scale25 mi away

Compare with this plant

Welsh

Coal · 1,116 MW

Titus County

Same typeComparable scale1,055 mi away

Compare with this plant

Units and generators

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

Generator	Capacity	Technology	Operation	Status
1	477 MW 450 MW summer	Conventional Steam Coal Lignite · ST	Jul 1984	Operating
2	477 MW 450 MW summer	Conventional Steam Coal Lignite · ST	Jul 1986	Operating

Performance

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

Peer context

Technology capacity: 954 MW
National rank: #80
ND rank: #2

Monthly generation

Download CSV

Latest 12 months

5.75 TWh

Reported net generation

Latest report

Apr 2026

EIA-923 monthly filing

2025 capacity factor

71.7%

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

ANTELOPE VALLEY

IN SERVICE · 345 kV

0.5 km

UNKNOWN134150

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

Commercial Operation

Aug 1, 1984

Basin Electric says Unit 1 began commercial operation on Aug. 1, 1984.

basinelectric.com

Commercial Operation

1985

Basin Electric says Unit 2 began commercial operation in 1985.

basinelectric.com

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.

Parties and identifiers

OrganizationRoleBasis

plant:plant-6469Grid selectionCanonical asset page /assets/facilities/antelope-valley-station.

Reporting portfolio

EIA reporting entity

Basin Electric Power Coop

Entity 1307

Operating portfolio

16 plants

4 states

Reported capacity

6,342.6 MW

Conventional Steam Coal · Natural Gas Fired Combined Cycle · Natural Gas Fired Combustion Turbine

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Jul 1984
Jul 1984
Generator enters operationEIA-860
EIA-860 lists generator 1 with this operating date.
Aug 1, 1984
Aug 1, 1984
Unit 1 commercial operation

Largest reported plants in this portfolio
Largest reported plants	Capacity	State
Laramie River Station	1,863 MW	WY
Antelope ValleyCurrent	954 MW	ND
Pioneer Generation Station	897.3 MW	ND
Leland Olds	656 MW	ND
Dry Fork Station	483.7 MW	WY
Lonesome Creek Station	363 MW	ND
Deer Creek Station	324 MW	SD
Groton Generation Station	216.4 MW	SD

Antelope Valley

Antelope Valley

Overview

Structured profile

Related assets

Leland Olds

Welsh

Units and generators

Performance

Peer context

Monthly generation

Grid and market context

Nearby substations

Commercial, land, and environmental record

Transactions and agreements

Related parties and identifiers

Parties and identifiers

Reporting portfolio

Timeline and sources

Project timeline

Sooner

Tolk

Gerald Gentleman

Nebraska City

Sources

Common questions about Antelope Valley

How big is Antelope Valley?

What kind of plant is Antelope Valley?

Where is Antelope Valley located?

Who operates Antelope Valley?

How much electricity does Antelope Valley generate?

How does Antelope Valley compare to other plants?