Columbia nuclear power plant

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Other names: WNP-2, Energy Northwest Reactor No. 2

Columbia nuclear power plant is an operating nuclear power plant in Benton County, Washington, United States.

Project Details

Table 1: Unit-level project details for Columbia nuclear power plant

Unit name Status Commissioning year Nameplate capacity Reactor type Model Owner Operator
1 Operating[1] 1984[1] 1190 MW[1] Boiling water reactor[1] BWR-5 (Mark 2)[1] Energy Northwest [100%][1] Energy Northwest[1]
EPU Pre-construction[2] 2031 (planned)[2] 162 MW[2] Boiling water reactor[2] BWR-5 (Mark 2)[1] Energy Northwest [100%][1] Energy Northwest[1]

Table 2: Additional unit-level timeline details for Columbia nuclear power plant

Unit name Construction start First criticality (more info) First grid connection Commercial operation
1 August 1, 1972[1] January 19, 1984[1] May 27, 1984[1] December 13, 1984[1]
EPU 2031[2]

Table 3: Additional unit-level capacity details for Columbia nuclear power plant

(Read more about nuclear capacity definitions.)

Unit name Reference net capacity Design net capacity Thermal capacity
1 1131 MW[1] 1100 MW[1] 3486 MWt[1]

Location

Table 4: Unit-level location details for Columbia nuclear power plant

Unit name Location Coordinates (WGS 84)
1 Benton County, Washington, United States[3] 46.4711, -119.3339 (exact)
EPU Benton County, Washington, United States[3] 46.4711, -119.3339 (exact)

The map below shows the exact location of the nuclear power plant:

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Articles and Resources

Additional data

To access additional data, including an interactive map of global nuclear power plants, a downloadable dataset, and summary data, please visit the Global Nuclear Power Tracker on the Global Energy Monitor website.

References

  1. 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 1.11 1.12 1.13 1.14 1.15 1.16 https://web.archive.org/web/20221126222428/https://pris.iaea.org/PRIS/CountryStatistics/ReactorDetails.aspx?current=702. Archived from the original on 2022-11-26. {{cite web}}: Missing or empty |title= (help)
  2. 2.0 2.1 2.2 2.3 2.4 https://www.energy-northwest.com/energyprojects/Columbia/Pages/Extended-Power-Uprate.aspx. {{cite web}}: Missing or empty |title= (help)
  3. 3.0 3.1 https://web.archive.org/web/20240125091319/https://datasets.wri.org/dataset/globalpowerplantdatabase. Archived from the original on 2024-01-25. {{cite web}}: Missing or empty |title= (help)