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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 | 0 | 1.0 | 0 | 0 | 0 |
Critical hours | 2208.0 | 1800.5 | 2159.0 | 2184.0 | 2181.0 | 2209.0 | 2183.0 | 1567.6 |
Indicator value | 0 | 0 | 0 | 0 | 0.8 | 0.8 | 0.8 | 0.9 |
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 | 1800.5 | 2159.0 | 2184.0 | 2181.0 | 2209.0 | 2183.0 | 1567.6 |
Indicator value | 0 | 0 | 0 | 0 | 0 | 0 | 0.8 | 0.9 |
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 | 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 | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
UAI (ΔCDF) | -6.30E-09 | -4.80E-09 | -4.40E-09 | 1.30E-08 | 2.30E-08 | 4.70E-08 | 4.00E-08 | 2.40E-08 |
URI (ΔCDF) | -2.40E-07 | -2.80E-07 | -2.90E-07 | -5.30E-08 | -4.40E-08 | -1.50E-06 | -1.50E-06 | -1.20E-06 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -2.46E-07 | -2.85E-07 | -2.94E-07 | -4.00E-08 | -2.10E-08 | -1.45E-06 | -1.46E-06 | -1.18E-06 |
Licensee Comments:
4Q/06: 3/31/07 - PRA parameters changed based on updates made to system unavailability data.
3Q/06: 3/31/07 - PRA parameters changed based on updates made to system unavailability data.
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) | -5.30E-08 | -5.30E-08 | -5.40E-08 | -5.40E-08 | -5.40E-08 | -5.40E-08 | -5.40E-08 | -5.40E-08 |
URI (ΔCDF) | -1.40E-08 | -1.40E-08 | -1.40E-08 | -1.40E-08 | -1.40E-08 | -1.40E-08 | -1.40E-08 | -1.40E-08 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -6.70E-08 | -6.70E-08 | -6.80E-08 | -6.80E-08 | -6.80E-08 | -6.80E-08 | -6.80E-08 | -6.80E-08 |
Licensee Comments: none
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) | -3.30E-07 | -3.30E-07 | -3.30E-07 | -6.30E-07 | -6.30E-07 | -6.30E-07 | -6.30E-07 | -6.30E-07 |
URI (ΔCDF) | -1.20E-06 | -1.10E-06 | -1.10E-06 | -1.10E-06 | -1.10E-06 | -1.10E-06 | -1.10E-06 | -1.10E-06 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -1.53E-06 | -1.43E-06 | -1.43E-06 | -1.73E-06 | -1.73E-06 | -1.73E-06 | -1.73E-06 | -1.73E-06 |
Licensee Comments: none
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) | -3.30E-08 | -3.30E-08 | -3.80E-08 | -3.80E-08 | -3.80E-08 | -4.70E-08 | 6.70E-08 | 7.20E-08 |
URI (ΔCDF) | -1.20E-07 | -1.30E-07 | -1.30E-07 | -1.30E-07 | -1.30E-07 | -1.30E-07 | -1.30E-07 | -1.30E-07 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -1.53E-07 | -1.63E-07 | -1.68E-07 | -1.68E-07 | -1.68E-07 | -1.77E-07 | -6.30E-08 | -5.80E-08 |
Licensee Comments: none
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) | 1.60E-06 | 1.60E-06 | 1.00E-06 | 1.00E-06 | 1.10E-06 | 1.20E-06 | 5.40E-07 | 6.80E-07 |
URI (ΔCDF) | -1.70E-06 | -1.70E-06 | -1.60E-06 | -1.50E-06 | -1.50E-06 | -1.30E-06 | -1.30E-06 | -1.10E-06 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -1.00E-07 | -1.00E-07 | -6.00E-07 | -5.00E-07 | -4.00E-07 | -1.00E-07 | -7.60E-07 | -4.20E-07 |
Licensee Comments: none
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 | 0.002990 | 0.004020 | 0.005010 | 0.004710 | 0.025200 | 0.005560 | 0.004961 | 0.005070 | 0.005540 | 0.006300 | 0.007320 | 0.007360 |
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 | 0.3 | 0.4 | 0.5 | 0.5 | 2.5 | 0.6 | 0.5 | 0.5 | 0.6 | 0.6 | 0.7 | 0.7 |
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 | 0.008130 | 0.008740 | 0.010600 | 0.012700 | 0.012600 | 0.013200 | 0.013600 | 0.015600 | 0.016800 | 0.017500 | 0.005090 | 0.005760 |
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 | 0.8 | 0.9 | 1.1 | 1.3 | 1.3 | 1.3 | 1.4 | 1.6 | 1.7 | 1.8 | 0.5 | 0.6 |
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 | 0.035 | 0.035 | 0.037 | 0.036 | 0.124 | 0.138 | 0.106 | 0.057 | 0.049 | 0.045 | 0.056 | 0.036 |
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 | 0.4 | 0.4 | 0.4 | 0.4 | 1.2 | 1.4 | 1.1 | 0.6 | 0.5 | 0.5 | 0.6 | 0.4 |
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 | 0.034 | 0.035 | 0.045 | 0.056 | 0.040 | 0.043 | 0.062 | 0.042 | 0.045 | 0.038 | 0.159 | 0.075 |
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 | 0.3 | 0.4 | 0.5 | 0.6 | 0.4 | 0.4 | 0.6 | 0.4 | 0.5 | 0.4 | 1.6 | 0.8 |
Licensee Comments: none
Drill/Exercise Performance | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
Successful opportunities | 190.0 | 28.0 | 20.0 | 105.0 | 84.0 | 18.0 | 22.0 | 26.0 |
Total opportunities | 194.0 | 28.0 | 20.0 | 106.0 | 84.0 | 19.0 | 24.0 | 26.0 |
Indicator value | 98.7% | 98.7% | 98.9% | 99.0% | 98.9% | 98.7% | 98.4% | 98.4% |
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 | 74.0 | 76.0 | 74.0 | 72.0 | 73.0 | 75.0 | 71.0 | 69.0 |
Total Key personnel | 74.0 | 76.0 | 74.0 | 76.0 | 75.0 | 75.0 | 71.0 | 69.0 |
Indicator value | 100.0% | 100.0% | 100.0% | 94.7% | 97.3% | 100.0% | 100.0% | 100.0% |
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 | 4451 | 4400 | 4470 | 4466 | 4448 | 4474 | 4473 | 4465 |
Total sirens-tests | 4480 | 4410 | 4480 | 4478 | 4480 | 4480 | 4478 | 4479 |
Indicator value | 99.7% | 99.7% | 99.7% | 99.7% | 99.6% | 99.7% | 99.7% | 99.7% |
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