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Licensee's General Comments: An internal review of the first quarter data determined that the initial determination that the scram was without complications was incorrect. The scram did have complications.
| 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 | 0 | 0 | 1.0 | 0 |
| Critical hours | 1700.5 | 694.9 | 2159.0 | 2184.0 | 2208.0 | 2209.0 | 2008.1 | 798.6 |
| Indicator value | 0 | 0 | 0 | 0 | 0 | 0 | 0.8 | 1.0 |
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 | 1.0 |
| Critical hours | 1700.5 | 694.9 | 2159.0 | 2184.0 | 2208.0 | 2209.0 | 2008.1 | 798.6 |
| Indicator value | 0 | 0 | 0 | 0 | 0 | 0 | 0.8 | 1.9 |
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 | 1.0 | 0 | |
| Indicator value | 0.0 | 0.0 | 1.0 | 1.0 |
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 | 1 | 2 | 1 | 2 | 0 | 0 | 0 | 0 |
| Indicator value | 1 | 3 | 4 | 6 | 5 | 3 | 2 | 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) | 4.80E-08 | 4.40E-08 | 1.60E-07 | 1.00E-07 | 4.40E-07 | 4.90E-07 | 9.60E-07 | 7.20E-07 |
| URI (ΔCDF) | -5.10E-07 | -5.50E-07 | 6.80E-07 | 7.20E-07 | 2.30E-07 | 2.10E-07 | -8.70E-10 | -6.50E-08 |
| PLE | NO | NO | NO | NO | NO | NO | NO | NO |
| Indicator value | -4.62E-07 | -5.06E-07 | 8.40E-07 | 8.20E-07 | 6.70E-07 | 7.00E-07 | 9.59E-07 | 6.55E-07 |
Licensee Comments: none
| 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) | 8.20E-08 | 9.70E-08 | 1.30E-07 | 1.70E-07 | 9.90E-09 | -4.30E-09 | 2.30E-08 | 2.60E-08 |
| URI (ΔCDF) | -4.70E-08 | -4.60E-08 | -4.40E-08 | -4.20E-08 | -3.90E-08 | -3.50E-08 | -3.10E-08 | -6.60E-08 |
| PLE | NO | NO | NO | NO | NO | NO | NO | NO |
| Indicator value | 3.50E-08 | 5.10E-08 | 8.60E-08 | 1.28E-07 | -2.91E-08 | -3.93E-08 | -8.00E-09 | -4.00E-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) | 2.50E-08 | 4.50E-08 | 5.50E-08 | 2.60E-08 | 1.50E-08 | 8.90E-09 | 2.50E-09 | -1.20E-08 |
| URI (ΔCDF) | -2.70E-07 | -2.70E-07 | -2.70E-07 | -2.80E-07 | -2.80E-07 | -2.80E-07 | -2.80E-07 | -3.30E-07 |
| PLE | NO | NO | NO | NO | NO | NO | NO | NO |
| Indicator value | -2.45E-07 | -2.25E-07 | -2.15E-07 | -2.54E-07 | -2.65E-07 | -2.71E-07 | -2.78E-07 | -3.42E-07 |
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) | -1.20E-07 | -1.10E-07 | -1.10E-07 | -1.10E-07 | -1.10E-07 | -1.10E-07 | -1.10E-07 | -1.50E-07 |
| URI (ΔCDF) | -2.30E-08 | 2.80E-07 | 2.90E-07 | 2.90E-07 | 3.00E-07 | 3.00E-07 | 3.10E-07 | 4.10E-07 |
| PLE | NO | NO | NO | NO | NO | NO | NO | NO |
| Indicator value | -1.43E-07 | 1.70E-07 | 1.80E-07 | 1.80E-07 | 1.90E-07 | 1.90E-07 | 2.00E-07 | 2.60E-07 |
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) | -1.90E-07 | -2.00E-07 | -1.00E-07 | -9.40E-08 | -9.00E-08 | -4.60E-08 | 8.90E-08 | 8.80E-08 |
| URI (ΔCDF) | -7.20E-09 | 2.10E-08 | 7.70E-08 | 7.60E-08 | 7.50E-08 | 9.80E-08 | 1.20E-07 | 1.60E-07 |
| PLE | NO | NO | NO | NO | NO | NO | NO | NO |
| Indicator value | -1.97E-07 | -1.79E-07 | -2.30E-08 | -1.80E-08 | -1.50E-08 | 5.20E-08 | 2.09E-07 | 2.48E-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 | 0.011400 | 0.011800 | 0.011300 | N/A | N/A | 0.004720 | 0.005150 | 0.005110 | 0.005290 | 0.005320 | 0.005560 | 0.005730 |
| 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 | 1.1 | 1.2 | 1.1 | N/A | N/A | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.6 | 0.6 |
| 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 | 0.005480 | 0.006190 | 0.005910 | 0.005710 | 0.005660 | 0.005690 | 0.005870 | 0.006160 | 0.006180 | 0.006300 | N/A | 0.003210 |
| 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 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | N/A | 0.3 |
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 | 0.121 | 0.140 | 0.094 | N/A | N/A | 0.866 | 0.155 | 0.128 | 0.169 | 0.127 | 0.277 | 0.205 |
| 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 | 1.2 | 1.4 | 0.9 | N/A | N/A | 8.7 | 1.6 | 1.3 | 1.7 | 1.3 | 2.8 | 2.1 |
| 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 | 0.082 | 0.113 | 0.205 | 0.128 | 0.206 | 0.172 | 0.151 | 0.197 | 0.260 | 0.290 | N/A | 0.331 |
| 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 | 0.8 | 1.1 | 2.1 | 1.3 | 2.1 | 1.7 | 1.5 | 2.0 | 2.6 | 2.9 | N/A | 3.3 |
Licensee Comments: none
| Drill/Exercise Performance | 3Q/06 | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 |
| Successful opportunities | 27.0 | 0 | 31.0 | 20.0 | 11.0 | 12.0 | 89.0 | 24.0 |
| Total opportunities | 27.0 | 0 | 32.0 | 23.0 | 12.0 | 13.0 | 90.0 | 24.0 |
| Indicator value | 95.1% | 93.9% | 94.5% | 93.5% | 92.6% | 92.0% | 94.8% | 96.8% |
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 | 101.0 | 99.0 | 99.0 | 106.0 | 102.0 | 91.0 | 96.0 | 102.0 |
| Total Key personnel | 106.0 | 106.0 | 107.0 | 109.0 | 104.0 | 98.0 | 103.0 | 103.0 |
| Indicator value | 95.3% | 93.4% | 92.5% | 97.2% | 98.1% | 92.9% | 93.2% | 99.0% |
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 | 903 | 706 | 807 | 706 | 906 | 806 | 704 | 805 |
| Total sirens-tests | 909 | 707 | 808 | 707 | 909 | 808 | 707 | 808 |
| Indicator value | 99.6% | 99.7% | 99.7% | 99.7% | 99.8% | 99.8% | 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