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801 MW Nuclear operating in Nemaha, NE — Southwest Power Pool
801 MW
Nameplate Capacity
1
Generators
unit
Nuclear
Technology
1974
Operating Since
Coordinates
40.3628, -95.6408
County
Nemaha, NE
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Nebraska Public Power District | Entergy Nuclear Operations | Nebraska Public Power District |
| Owner(s) | Nebraska Public Power District | Nebraska Public Power District | Nebraska Public Power District |
| Status | Operating | operating | — |
Cooper Nuclear Station (CNS) is a boiling water reactor (BWR) type nuclear power plant located on a 1,251-acre (506 ha) site near Brownville, Nebraska between Missouri River mile markers 532.9 and 532.5, on Nebraska's border with Missouri. It is the largest single-unit electrical generator in Nebraska.
Read more on WikipediaCooper Nuclear Station is located in Nemaha County, Nebraska. The plant is owned and operated by Nebraska Public Power District. It is the largest and only nuclear power plant in the state. The plant has a total capacity of 801 MW from a single nuclear generator. It began operating in 1974.
The plant operates within the Southwest Power Pool (SPP) balancing authority and the Midwest Reliability Organization (MRO) NERC region. In the latest year with available data, Cooper Nuclear Station generated 6,921,979 MWh of electricity, achieving a capacity factor of 98.5%. It is ranked 51st out of 55 nuclear plants nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
SPP
Market
ISO/RTO Member
NERC Region
MRO — Midwest Reliability Organization
Balancing Authority
600.2K MWh
Latest Month
6.9M MWh
Annual Generation
98.5%
Capacity Factor
No financial data available for this plant.
This is a small open-data project — if you have sources or want more coverage here, drop a note.
Market Position
ISO/RTO Market
SPP
LMP Node
NPPD_COOPR
Pricing Hub
SPP North Hub
Location Type
Settlement Location
Node Source
EIA-860 direct report
Last updated 2026-03-26
View all 7 articlesNo ask pi reports yet for this entity.
ask pi about Cooper Nuclear StationSouthwest Power Pool (SWPP)
Grid Voltage
345.0 kV
Regulatory Status
RE — Regulated
Entity Type
Political Subdivision
Sector
Electric Utility