Cooper Nuclear Station
Nebraska Public Power DistrictNemaha County
Overview
- Electric nameplate
- 801 MW
- June 2026 preliminary EIA inventory.
- Summer capability
- 768.5 MW
- June 2026 preliminary EIA inventory.
- Licensed thermal power
- 2,419 MWt
- NRC reactor-license basis; not electric capacity.
Infrastructure record
- Operator
- Nebraska Public Power District
- Alternate name
- Cooper Nuclear Power Station
- Mapped facility footprint
- Mapped infrastructure footprint
Mapped infrastructure geometry associated with this asset.
- In service
- 1974-03
Profile
- Published reactor ratings
- EIA reports 801 MW electric nameplate and 768.5 MW summer capability; NRC reports 2,419 MW thermal.
Structured profile
- EIA operator
- Nebraska Public Power District
June 2026 preliminary EIA inventory; status OP.
- Location
- near Brownville · Nemaha · NE
- Technology
- Nuclear steam turbine
- Operating records
- 1974-03
Generation and physical site
EIA plant 8036 · Inventory for Aug 2026.
Reported operating nameplate by technology
- Nuclear
- 801 MW
Generator records (1)
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| 1 | Nuclear | Operating | 801 | Unknown |
- Physical map location · OpenStreetMap
- 40.36107, -95.64371
- Filed location · EIA
- 40.36280, -95.64080
Sources and observation dates
Mapped facility footprint
Mapped infrastructure geometry associated with this asset.
Related assets
Similar plants ranked by technology, capacity, and distance.
Units and generators
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| 1 | 801 MW 768.5 MW summer | Nuclear Nuclear · ST | Mar 1974 | Operating |
Performance
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Peer context
- Technology capacity
- 801 MW
- Nuclear
- National rank
- #51
- of 54 operating peers
- NE rank
- #1
- of 1 operating peers
Monthly generation
Download CSVLatest 12 months
6.87 TWh
Reported net generation
Latest report
Jul 2026
EIA-923 monthly filing
2025 capacity factor
98.6%
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 inventoryIN SERVICE · 345 kV
0.2 km
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
Reporting portfolio
Operating portfolio
12 plants
1 states
Timeline and sources
Project milestones and public references behind the asset profile.
Project timeline
- Generator 1 entered serviceJune 2026 E...
Nuclear steam turbine; June 2026 preliminary EIA inventory.