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Licensee's General Comments: none
Unplanned Scrams per 7000 Critical Hrs | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
Unplanned scrams | 0 | 0 | 0 | 2.0 | 0 | 1.0 | 0 | 0 |
Critical hours | 2208.0 | 2209.0 | 2059.0 | 1697.1 | 2208.0 | 2130.9 | 2177.0 | 2184.0 |
Indicator value | 0.9 | 0.8 | 0 | 1.7 | 1.7 | 2.6 | 2.6 | 0.8 |
Licensee Comments: none
Unplanned Power Changes per 7000 Critical Hrs | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
Unplanned power changes | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 0 |
Critical hours | 2208.0 | 2209.0 | 2059.0 | 1697.1 | 2208.0 | 2130.9 | 2177.0 | 2184.0 |
Indicator value | 0.9 | 0.8 | 0 | 0 | 0 | 0 | 0.9 | 0.8 |
Licensee Comments: none
Unplanned Scrams with Complications | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
Scrams with complications | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Indicator value | 0.0 | 0.0 | 0.0 | 0.0 |
Licensee Comments: none
Safety System Functional Failures (PWR) | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
Safety System Functional Failures | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Indicator value | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
Licensee Comments: none
Mitigating Systems Performance Index, Emergency AC Power System | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
UAI (ΔCDF) | -8.40E-07 | -8.40E-07 | -8.40E-07 | -8.40E-07 | -8.40E-07 | -6.00E-07 | -6.00E-07 | -3.70E-07 |
URI (ΔCDF) | -8.80E-06 | -8.60E-06 | -6.40E-06 | -6.30E-06 | -6.00E-06 | 1.30E-05 | -2.00E-06 | -1.50E-06 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -9.64E-06 | -9.44E-06 | -7.24E-06 | -7.14E-06 | -6.84E-06 | 1.24E-05 | -2.60E-06 | -1.87E-06 |
Licensee Comments:
2Q/08: Risk Cap Invoked. Changed PRA Parameter(s). Changed MSPI coefficients based on revisions to PRA and MSPI Basis Document, effective 2Q08.
Mitigating Systems Performance Index, High Pressure Injection System | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
UAI (ΔCDF) | -9.80E-08 | -9.50E-08 | -9.50E-08 | -9.50E-08 | -9.50E-08 | -9.50E-08 | -9.50E-08 | -6.40E-10 |
URI (ΔCDF) | -4.50E-08 | -5.30E-09 | -5.40E-09 | -5.40E-09 | -5.40E-09 | -5.40E-09 | -5.30E-09 | -1.20E-07 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -1.43E-07 | -1.00E-07 | -1.00E-07 | -1.00E-07 | -1.00E-07 | -1.00E-07 | -1.00E-07 | -1.21E-07 |
Licensee Comments:
2Q/08: Changed PRA Parameter(s). Changed MSPI coefficients based on revisions to PRA and MSPI Basis Document, effective 2Q08.
Mitigating Systems Performance Index, Heat Removal System | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
UAI (ΔCDF) | -8.30E-08 | -8.30E-08 | -8.30E-08 | -8.30E-08 | -8.30E-08 | -8.30E-08 | -8.30E-08 | -4.70E-08 |
URI (ΔCDF) | 4.00E-07 | 4.40E-07 | -4.30E-07 | -4.70E-07 | -4.50E-07 | -4.40E-07 | -3.20E-07 | -2.40E-07 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | 3.17E-07 | 3.57E-07 | -5.13E-07 | -5.53E-07 | -5.33E-07 | -5.23E-07 | -4.03E-07 | -2.87E-07 |
Licensee Comments:
2Q/08: Changed PRA Parameter(s). Changed MSPI coefficients based on revisions to PRA and MSPI Basis Document, effective 2Q08.
Mitigating Systems Performance Index, Residual Heat Removal System | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
UAI (ΔCDF) | -3.40E-08 | -3.40E-08 | -3.50E-08 | -3.70E-08 | -3.70E-08 | -3.70E-08 | -3.70E-08 | -1.60E-08 |
URI (ΔCDF) | -1.10E-07 | -1.00E-07 | -1.10E-07 | -1.10E-07 | -1.10E-07 | -1.10E-07 | -1.00E-07 | -4.90E-08 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -1.44E-07 | -1.34E-07 | -1.45E-07 | -1.47E-07 | -1.47E-07 | -1.47E-07 | -1.37E-07 | -6.50E-08 |
Licensee Comments:
2Q/08: Changed PRA Parameter(s). Changed MSPI coefficients based on revisions to PRA and MSPI Basis Document, effective 2Q08.
Mitigating Systems Performance Index, Cooling Water Systems | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
UAI (ΔCDF) | -4.30E-07 | -4.30E-07 | -3.90E-07 | -4.00E-07 | -4.10E-07 | -2.90E-07 | -2.10E-07 | -6.20E-08 |
URI (ΔCDF) | 9.10E-07 | 1.30E-06 | 6.10E-08 | -9.90E-07 | -9.90E-07 | -9.90E-07 | -9.90E-07 | -4.20E-07 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | 4.80E-07 | 8.70E-07 | -3.29E-07 | -1.39E-06 | -1.40E-06 | -1.28E-06 | -1.20E-06 | -4.82E-07 |
Licensee Comments:
2Q/08: Changed PRA Parameter(s). Changed MSPI coefficients based on revisions to PRA and MSPI Basis Document, effective 2Q08.
3Q/06: Risk Cap Invoked.
2Q/06: Risk Cap Invoked.
Reactor Coolant System Activity | 7/06 | 8/06 | 9/06 | 10/06 | 11/06 | 12/06 | 1/07 | 2/07 | 3/07 | 4/07 | 5/07 | 6/07 |
Maximum activity | 0.000232 | 0.000157 | 0.000176 | 0.000178 | 0.000181 | 0.000309 | 0.000279 | 0.000275 | 0.000453 | N/A | 0.000096 | 0.000126 |
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 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | N/A | 0 | 0 |
Reactor Coolant System Activity | 7/07 | 8/07 | 9/07 | 10/07 | 11/07 | 12/07 | 1/08 | 2/08 | 3/08 | 4/08 | 5/08 | 6/08 |
Maximum activity | 0.000122 | 0.000142 | 0.000137 | 0.000169 | 0.000138 | 0.000127 | 0.000133 | 0.000136 | 0.000136 | 0.000258 | 0.000148 | 0.000150 |
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 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Licensee Comments: none
Reactor Coolant System Leakage | 7/06 | 8/06 | 9/06 | 10/06 | 11/06 | 12/06 | 1/07 | 2/07 | 3/07 | 4/07 | 5/07 | 6/07 |
Maximum leakage | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
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 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Reactor Coolant System Leakage | 7/07 | 8/07 | 9/07 | 10/07 | 11/07 | 12/07 | 1/08 | 2/08 | 3/08 | 4/08 | 5/08 | 6/08 |
Maximum leakage | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
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 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Licensee Comments: none
Drill/Exercise Performance | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
Successful opportunities | 49.0 | 88.0 | 24.0 | 20.0 | 50.0 | 47.0 | 32.0 | 35.0 |
Total opportunities | 50.0 | 91.0 | 24.0 | 20.0 | 52.0 | 48.0 | 34.0 | 36.0 |
Indicator value | 95.8% | 96.7% | 97.0% | 97.4% | 97.1% | 97.5% | 96.9% | 97.2% |
Licensee Comments: none
ERO Drill Participation | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
Participating Key personnel | 110.0 | 112.0 | 106.0 | 113.0 | 113.0 | 115.0 | 109.0 | 109.0 |
Total Key personnel | 117.0 | 112.0 | 110.0 | 116.0 | 118.0 | 115.0 | 111.0 | 116.0 |
Indicator value | 94.0% | 100.0% | 96.4% | 97.4% | 95.8% | 100.0% | 98.2% | 94.0% |
Licensee Comments: none
Alert & Notification System | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
Successful siren-tests | 485 | 496 | 497 | 497 | 496 | 497 | 497 | 497 |
Total sirens-tests | 497 | 497 | 497 | 497 | 497 | 497 | 497 | 497 |
Indicator value | 98.9% | 99.0% | 99.3% | 99.3% | 99.9% | 99.9% | 99.9% | 99.9% |
Licensee Comments: none
Occupational Exposure Control Effectiveness | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
High radiation area occurrences | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Very high radiation area occurrences | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Unintended exposure occurrences | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Indicator value | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Licensee Comments: none
RETS/ODCM Radiological Effluent | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/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: August 4, 2008