![]() |
Search Options | |||
Index | Site Map | FAQ | Facility Info | Reading Rm | New | Help | Glossary | Contact Us | ![]() |
Licensee's General Comments: none
Unplanned Scrams per 7000 Critical Hrs | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
Unplanned scrams | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 |
Critical hours | 2138.3 | 2159.0 | 2184.0 | 2208.0 | 2209.0 | 804.0 | 1930.3 | 1731.7 |
Indicator value | 0.9 | 0.9 | 0.8 | 0.8 | 0 | 0 | 0 | 1.0 |
Licensee Comments:
3Q/08: On August 16, 2008, at 23:57 PDT a failed main electrical transformer "C" Phase bushing resulted in an Unit Trip and Automatic Reactor Protection System actuation.
Unplanned Power Changes per 7000 Critical Hrs | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
Unplanned power changes | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Critical hours | 2138.3 | 2159.0 | 2184.0 | 2208.0 | 2209.0 | 804.0 | 1930.3 | 1731.7 |
Indicator value | 1.8 | 1.8 | 1.6 | 0.8 | 0 | 0 | 0 | 0 |
Licensee Comments:
3Q/08: On August 16, 2008, at 23:57 PDT a failed main electrical transformer "C" Phase bushing resulted in an Unit Trip and Automatic Reactor Protection System actuation.
Unplanned Scrams with Complications | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
Scrams with complications | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Indicator value | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Licensee Comments: none
Safety System Functional Failures (PWR) | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
Safety System Functional Failures | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Indicator value | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Licensee Comments: none
Mitigating Systems Performance Index, Emergency AC Power System | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
UAI (ΔCDF) | 1.60E-08 | 1.20E-08 | 1.50E-08 | 1.20E-09 | 7.40E-09 | 9.40E-09 | 5.50E-09 | 3.50E-09 |
URI (ΔCDF) | -2.20E-07 | -2.20E-07 | 2.70E-07 | 2.70E-07 | 5.20E-07 | 2.70E-07 | 2.70E-07 | 2.90E-08 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -2.04E-07 | -2.08E-07 | 2.85E-07 | 2.71E-07 | 5.27E-07 | 2.79E-07 | 2.76E-07 | 3.25E-08 |
Licensee Comments: none
Mitigating Systems Performance Index, High Pressure Injection System | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
UAI (ΔCDF) | -1.10E-09 | 7.10E-10 | -1.20E-09 | -1.70E-09 | -1.00E-09 | -2.10E-09 | -2.00E-09 | -3.40E-09 |
URI (ΔCDF) | -1.40E-09 | -1.40E-09 | -1.40E-09 | -1.40E-09 | -1.40E-09 | -1.40E-09 | -1.40E-09 | -1.40E-09 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -2.50E-09 | -6.90E-10 | -2.60E-09 | -3.10E-09 | -2.40E-09 | -3.50E-09 | -3.40E-09 | -4.80E-09 |
Licensee Comments: none
Mitigating Systems Performance Index, Heat Removal System | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
UAI (ΔCDF) | 6.00E-10 | -1.40E-10 | -2.30E-08 | -1.60E-08 | -1.80E-08 | -1.50E-08 | 1.20E-08 | 4.00E-09 |
URI (ΔCDF) | -8.40E-08 | -8.40E-08 | -8.40E-08 | -8.40E-08 | -8.40E-08 | -8.40E-08 | -8.40E-08 | -8.80E-08 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -8.34E-08 | -8.41E-08 | -1.07E-07 | -1.00E-07 | -1.02E-07 | -9.90E-08 | -7.20E-08 | -8.40E-08 |
Licensee Comments: none
Mitigating Systems Performance Index, Residual Heat Removal System | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
UAI (ΔCDF) | 1.40E-08 | 1.40E-08 | 8.50E-09 | 9.50E-09 | 8.10E-09 | 1.10E-09 | -2.80E-09 | -5.90E-09 |
URI (ΔCDF) | -2.50E-08 | -2.50E-08 | -2.50E-08 | -2.50E-08 | -2.50E-08 | -2.50E-08 | -2.50E-08 | -2.50E-08 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -1.10E-08 | -1.10E-08 | -1.65E-08 | -1.55E-08 | -1.69E-08 | -2.39E-08 | -2.78E-08 | -3.09E-08 |
Licensee Comments: none
Mitigating Systems Performance Index, Cooling Water Systems | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
UAI (ΔCDF) | -1.80E-08 | 7.70E-09 | -1.40E-08 | -1.50E-08 | -1.60E-08 | -1.40E-08 | -1.70E-08 | -1.60E-08 |
URI (ΔCDF) | -1.50E-08 | -1.50E-08 | -1.50E-08 | -1.50E-08 | -1.50E-08 | -1.00E-08 | -1.00E-08 | -1.00E-08 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -3.30E-08 | -7.30E-09 | -2.90E-08 | -3.00E-08 | -3.10E-08 | -2.40E-08 | -2.70E-08 | -2.60E-08 |
Licensee Comments: none
Reactor Coolant System Activity | 10/06 | 11/06 | 12/06 | 1/07 | 2/07 | 3/07 | 4/07 | 5/07 | 6/07 | 7/07 | 8/07 | 9/07 |
Maximum activity | 0.000974 | 0.000747 | 0.002270 | 0.001070 | 0.001270 | 0.001810 | 0.001460 | 0.001590 | 0.002730 | 0.003520 | 0.003300 | 0.004000 |
Technical specification limit | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
Indicator value | 0.1 | 0.1 | 0.2 | 0.1 | 0.1 | 0.2 | 0.1 | 0.2 | 0.3 | 0.4 | 0.3 | 0.4 |
Reactor Coolant System Activity | 10/07 | 11/07 | 12/07 | 1/08 | 2/08 | 3/08 | 4/08 | 5/08 | 6/08 | 7/08 | 8/08 | 9/08 |
Maximum activity | 0.004770 | 0.005300 | 0.005800 | 0.005770 | 0.003350 | N/A | 0.000626 | 0.000837 | 0.000944 | 0.001080 | 0.001190 | 0.001240 |
Technical specification limit | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
Indicator value | 0.5 | 0.5 | 0.6 | 0.6 | 0.3 | N/A | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
Licensee Comments: none
Reactor Coolant System Leakage | 10/06 | 11/06 | 12/06 | 1/07 | 2/07 | 3/07 | 4/07 | 5/07 | 6/07 | 7/07 | 8/07 | 9/07 |
Maximum leakage | 0.171 | 0.073 | 0.126 | 0.078 | 0.058 | 0.096 | 0.078 | 0.038 | 0.049 | 0.048 | 0.042 | 0.062 |
Technical specification limit | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 |
Indicator value | 1.7 | 0.7 | 1.3 | 0.8 | 0.6 | 1.0 | 0.8 | 0.4 | 0.5 | 0.5 | 0.4 | 0.6 |
Reactor Coolant System Leakage | 10/07 | 11/07 | 12/07 | 1/08 | 2/08 | 3/08 | 4/08 | 5/08 | 6/08 | 7/08 | 8/08 | 9/08 |
Maximum leakage | 0.046 | 0.054 | 0.058 | 0.044 | 0.008 | 0 | 0.077 | 0.868 | 0.709 | 0.513 | 1.170 | 0.040 |
Technical specification limit | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 |
Indicator value | 0.5 | 0.5 | 0.6 | 0.4 | 0.1 | 0 | 0.8 | 8.7 | 7.1 | 5.1 | 11.7 | 0.4 |
Licensee Comments: none
Drill/Exercise Performance | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
Successful opportunities | 27.0 | 31.0 | 28.0 | 28.0 | 90.0 | 17.0 | 53.0 | 52.0 |
Total opportunities | 31.0 | 31.0 | 28.0 | 33.0 | 90.0 | 18.0 | 56.0 | 57.0 |
Indicator value | 94.2% | 94.4% | 95.8% | 96.9% | 96.5% | 95.1% | 95.1% | 94.8% |
Licensee Comments: none
ERO Drill Participation | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
Participating Key personnel | 69.0 | 64.0 | 76.0 | 79.0 | 78.0 | 71.0 | 75.0 | 75.0 |
Total Key personnel | 69.0 | 67.0 | 76.0 | 79.0 | 78.0 | 71.0 | 75.0 | 76.0 |
Indicator value | 100.0% | 95.5% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 98.7% |
Licensee Comments: none
Alert & Notification System | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
Successful siren-tests | 913 | 1045 | 916 | 1309 | 915 | 1048 | 916 | 1310 |
Total sirens-tests | 917 | 1048 | 917 | 1310 | 917 | 1048 | 917 | 1310 |
Indicator value | 99.8% | 99.7% | 99.7% | 99.8% | 99.8% | 99.9% | 99.9% | 99.9% |
Licensee Comments: none
Occupational Exposure Control Effectiveness | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
High radiation area occurrences | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Very high radiation area occurrences | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Unintended exposure occurrences | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Indicator value | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
Licensee Comments: none
RETS/ODCM Radiological Effluent | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
RETS/ODCM occurrences | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Indicator value | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Licensee Comments: none
Action Matrix Summary |
Inspection Findings Summary |
PI Summary |
Reactor Oversight Process
Last Modified: November 26, 2008