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Columbia Generating Station - Plant Information & Status

Technical specifications, contact data, ratings, and licensing history for the Columbia facility.

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Current Reactor Status

Capacity Factor (365-Day)

100%
Current
77.1%
365-Day Avg
#90
of 94 plants
Min: 0% Max: 100% 86 days <80%

Ratings

Columbia
Above Average
16 (37%)
Average
16 (37%)
Below Average
11 (25%)
Total Members Voted: 23

Facility Statistics

Lifecycle & Tenure
Operating Age: 41.3 Yrs
Build Time: 11.7 Yrs
Lic. Remaining: 17.7 Yrs
Production & Power
Lifetime CF: 86.2%
Efficiency: 32.8%
Generated: 239.2 TWh
Reliability & Outages
Record Run: 703 Days
Refuelings: 14

Scram History 5 events since 2011

5
Total
2
Automatic
3
Manual
1
Avg Recovery (days)
Recent Events
2026-02-11 Manual MANUAL REACTOR TRIP DUE TO A LOSS OF BOTH REACTOR RECIRCULAT...
2018-05-17 Auto AUTOMATIC REACTOR SCRAM CAUSED BY MAIN TRANSFORMER TRIP"At 0...
2017-08-19 Manual MANUAL REACTOR SCRAM DUE TO A RISE IN MAIN CONDENSER BACK PR...
2016-12-17 Auto AUTOMATIC SCRAM DUE TO LOAD REJECT FROM SUBSTATION "On Decem...
2016-03-27 Manual MANUAL SCRAM FOLLOWING LOSS OF REACTOR CLOSED COOLING "At 13...

Ownership & Construction

Owner/Operator: Energy Northwest
Architect Engineer: B&R
Constructor: BECH

Technical Specs

Reactor Type: BWR
Containment: BWR-MARK 2
NSS Supplier: GE 5
Thermal Power: 3544 MWt
Net Capacity: 1163 MWe
Efficiency: 32.8%
Status: Operating

Licensing

Docket #: 05000397
License #: NPF-21
License Type: OL-FP
Const. Permit: 1973-03-19
Operating Lic: 1984-04-13
Commercial Op: 1984-12-13
License Renewed: 2012-05-22
License Exp: 2043-12-20

Facility Map

46.4707, -119.332

Location & Contact

Address:
North Power Plant Loop Road
Richland, WA 99352, USA
Get Directions
Phone: (509) 372-5000

Per Diem Data

Photos