Details
| Reactor Type | Pressurised Water Reactor (or PWR) |
|---|---|
| Model | M (2-loop) |
| Owner | Hokkaido Electric Power Co., Inc. |
| Operator | Hokkaido Electric Power Co., Inc. |
Timeline
| Construction Start | Thursday, 13 June 1985 |
|---|---|
| First Criticality | Wednesday, 25 July 1990 |
| First Grid Connection | Monday, 27 August 1990 |
| Commercial Operation | Friday, 12 April 1991 |
| Long-term Shutdown | Friday, 26 August 2011 |
Specifications
| Capacity Net | 550 MWe |
|---|---|
| Capacity Gross | 579 MWe |
| Thermal Capacity | 1650 MWt |
| Design Net Capacity | 550 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 (%) |
|---|---|---|---|---|---|---|---|---|
| 1990 | 550 | 2001 | 675.20 | - | - | - | - | - |
| 1991 | 550 | 6061 | 3277.78 | 76.90 | 76.00 | 76.00 | 76.00 | 76.00 |
| 1992 | 550 | 6756 | 3639.56 | 76.90 | 75.50 | 75.70 | 75.30 | 75.60 |
| 1993 | 550 | 7092 | 3847.52 | 81.00 | 80.00 | 77.30 | 79.90 | 77.20 |
| 1994 | 550 | 8232 | 4511.59 | 94.00 | 93.90 | 81.70 | 93.60 | 81.60 |
| 1995 | 550 | 7567 | 4161.85 | 86.40 | 85.60 | 82.50 | 86.40 | 82.60 |
| 1996 | 550 | 7232 | 3933.63 | 82.30 | 81.50 | 82.40 | 81.40 | 82.40 |
| 1997 | 550 | 6943 | 3775.23 | 79.30 | 78.50 | 81.80 | 78.40 | 81.80 |
| 1998 | 550 | 8760 | 5071.63 | 100.00 | 100.00 | 84.10 | 105.30 | 84.80 |
| 1999 | 550 | 7344 | 4273.16 | 83.80 | 83.80 | 84.10 | 88.70 | 85.20 |
| 2000 | 550 | 7477 | 4107.46 | 85.10 | 85.10 | 84.20 | 85.00 | 85.20 |
| 2001 | 550 | 7235 | 3971.26 | 82.60 | 82.60 | 84.00 | 82.40 | 85.00 |
| 2002 | 550 | 8228 | 4516.13 | 93.90 | 93.90 | 84.90 | 93.70 | 85.70 |
| 2003 | 550 | 6300 | 3542.02 | 71.90 | 71.90 | 83.90 | 73.50 | 84.80 |
| 2004 | 550 | 6862 | 3864.74 | 78.10 | 78.10 | 83.40 | 80.00 | 84.40 |
| 2005 | 550 | 7571 | 4252.61 | 86.40 | 86.00 | 83.60 | 88.30 | 84.70 |
| 2006 | 550 | 7704 | 4316.86 | 88.00 | 87.90 | 83.90 | 89.60 | 85.00 |
| 2007 | 550 | 8339 | 4663.24 | 95.20 | 94.80 | 84.50 | 96.80 | 85.70 |
| 2008 | 550 | 5411 | 3018.25 | 61.60 | 61.40 | 83.20 | 62.50 | 84.40 |
| 2009 | 550 | 6131 | 3436.45 | 70.00 | 69.60 | 82.50 | 71.30 | 83.70 |
| 2010 | 550 | 7232 | 4043.32 | 82.60 | 82.10 | 82.50 | 83.90 | 83.70 |
| 2011 | 550 | 5688 | 3194.68 | 64.90 | 64.90 | 81.60 | 66.30 | 82.80 |
| 2012 | 550 | 0 | 0.00 | 0.00 | 0.00 | 77.90 | 0.00 | 79.00 |
| 2013 | 550 | 0 | 0.00 | 0.00 | 0.00 | 74.50 | 0.00 | 75.60 |
| 2014 | 550 | 0 | 0.00 | 0.00 | 0.00 | 71.30 | 0.00 | 72.40 |
| 2015 | 550 | 0 | 0.00 | 0.00 | 0.00 | 68.40 | 0.00 | 69.50 |
| 2016 | 550 | 0 | 0.00 | 0.00 | 0.00 | 65.80 | 0.00 | 66.80 |
| 2017 | 550 | 0 | 0.00 | 0.00 | 0.00 | 63.30 | 0.00 | 64.30 |
| 2018 | 550 | 0 | 0.00 | 0.00 | 0.00 | 61.00 | 0.00 | 62.00 |
| 2019 | 550 | 0 | 0.00 | 0.00 | 0.00 | 58.90 | 0.00 | 59.80 |
| 2020 | 550 | 0 | 0.00 | 0.00 | 0.00 | 56.90 | 0.00 | 57.80 |
| 2021 | 550 | 0 | 0.00 | 0.00 | 0.00 | 55.10 | 0.00 | 55.90 |