Details
| Reactor Type | Boiling Water Reactor (or BWR) |
|---|---|
| Model | BWR-5 (Mark 2) |
| Owner | Energy Northwest |
| Operator | Energy Northwest |
Timeline
| Construction Start | Tuesday, 1 August 1972 |
|---|---|
| First Criticality | Thursday, 19 January 1984 |
| First Grid Connection | Sunday, 27 May 1984 |
| Commercial Operation | Thursday, 13 December 1984 |
Specifications
| Capacity Net | 1131 MWe |
|---|---|
| Capacity Gross | 1190 MWe |
| Thermal Capacity | 3486 MWt |
| Design Net Capacity | 1100 MWe |
Operational History
Electricity Supplied (GWh)
Energy Availability Factor (%)
Total Electricity Supplied (GWh)
Reactor History
| Year | Reference Unit Power (MWe) | Annual Time Online (Hours) | Electricity Supplied (GWh) | Operation Factor (%) | Energy Availability Annual (%) | Energy Availability Cumulative (%) | Load Factor Annual (%) | Load Factor Cumulative (%) |
|---|---|---|---|---|---|---|---|---|
| 1984 | 1103 | 2393 | 1458.42 | 90.70 | 90.50 | 90.50 | 84.60 | 84.60 |
| 1985 | 1095 | 6624 | 5176.39 | 75.60 | 77.10 | 77.70 | 53.70 | 55.20 |
| 1986 | 1095 | 6133 | 5183.20 | 70.00 | 74.10 | 76.00 | 54.00 | 54.60 |
| 1987 | 1095 | 5979 | 5397.98 | 68.20 | 67.90 | 73.30 | 56.30 | 55.20 |
| 1988 | 1095 | 6020 | 6000.36 | 68.50 | 68.20 | 72.10 | 62.40 | 57.00 |
| 1989 | 1095 | 6680 | 6127.94 | 76.30 | 76.00 | 72.90 | 63.90 | 58.30 |
| 1990 | 1095 | 5752 | 5791.26 | 65.70 | 65.30 | 71.60 | 60.40 | 58.70 |
| 1991 | 1085 | 4194 | 4272.55 | 47.90 | 47.10 | 68.20 | 44.80 | 56.70 |
| 1992 | 1085 | 5505 | 5705.42 | 62.70 | 62.00 | 67.40 | 59.90 | 57.10 |
| 1993 | 1086 | 6757 | 7141.96 | 77.10 | 77.20 | 68.50 | 73.60 | 58.90 |
| 1994 | 1086 | 6500 | 6753.81 | 74.20 | 73.70 | 69.00 | 71.00 | 60.10 |
| 1995 | 1099 | 6680 | 6947.98 | 76.30 | 76.00 | 69.60 | 72.70 | 61.20 |
| 1996 | 1107 | 5999 | 5562.63 | 68.30 | 68.30 | 69.50 | 57.20 | 60.90 |
| 1997 | 1107 | 6248 | 6129.89 | 71.30 | 71.40 | 69.70 | 63.20 | 61.10 |
| 1998 | 1107 | 6373 | 6922.83 | 72.80 | 72.80 | 69.90 | 71.40 | 61.80 |
| 1999 | 1107 | 6018 | 6099.69 | 68.70 | 68.50 | 69.80 | 62.90 | 61.90 |
| 2000 | 1107 | 8385 | 8605.23 | 95.50 | 95.40 | 71.40 | 88.50 | 63.60 |
| 2001 | 1107 | 7553 | 8257.71 | 86.20 | 86.10 | 72.30 | 85.20 | 64.80 |
| 2002 | 1107 | 8528 | 8981.29 | 97.40 | 97.40 | 73.70 | 92.60 | 66.40 |
| 2003 | 1107 | 7039 | 7614.87 | 80.40 | 80.40 | 74.00 | 78.50 | 67.00 |
| 2004 | 1107 | 8222 | 8981.58 | 93.60 | 93.60 | 75.00 | 92.40 | 68.30 |
| 2005 | 1108 | 7537 | 8242.27 | 86.00 | 86.00 | 75.50 | 84.90 | 69.10 |
| 2006 | 1131 | 8568 | 9328.28 | 97.80 | 97.80 | 76.60 | 94.20 | 70.30 |
| 2007 | 1131 | 7481 | 8108.56 | 85.40 | 85.40 | 77.00 | 81.80 | 70.80 |
| 2008 | 1131 | 8592 | 9269.64 | 97.80 | 97.80 | 77.90 | 93.30 | 71.80 |
| 2009 | 1131 | 6382 | 6634.01 | 72.80 | 72.90 | 77.70 | 67.00 | 71.60 |
| 2010 | 1131 | 8760 | 9241.13 | 100.00 | 100.00 | 78.50 | 93.30 | 72.40 |
| 2011 | 1131 | 4466 | 4806.28 | 51.00 | 51.00 | 77.50 | 48.50 | 71.50 |
| 2012 | 1107 | 8545 | 9333.71 | 97.30 | 97.30 | 78.20 | 96.00 | 72.40 |
| 2013 | 1107 | 7678 | 8460.89 | 87.60 | 87.60 | 78.50 | 87.20 | 72.90 |
| 2014 | 1107 | 8760 | 9497.32 | 100.00 | 100.00 | 79.20 | 97.90 | 73.70 |
| 2015 | 1107 | 7550 | 8160.91 | 86.20 | 86.20 | 79.50 | 84.20 | 74.10 |
| 2016 | 1107 | 8565 | 9625.62 | 97.50 | 97.50 | 80.00 | 99.00 | 74.80 |
| 2017 | 1116 | 7548 | 8128.26 | 86.20 | 86.20 | 80.20 | 83.50 | 75.10 |
| 2018 | 1131 | 8612 | 9708.44 | 98.30 | 98.30 | 80.80 | 98.00 | 75.80 |
| 2019 | 1131 | 7770 | 8866.50 | 88.70 | 88.70 | 81.00 | 89.50 | 76.20 |
| 2020 | 1131 | 8720 | 9427.05 | 99.30 | 99.30 | 81.50 | 94.90 | 76.70 |
| 2021 | 1131 | 7569 | 8716.73 | 86.40 | 86.40 | 81.60 | 88.00 | 77.00 |
| 2022 | 1131 | 8760 | 9851.54 | 100.00 | 100.00 | 82.10 | 99.40 | 77.60 |
| 2023 | 1131 | 7696 | 8408.02 | 87.80 | 86.50 | 82.20 | 84.90 | 77.80 |