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Licensee's General Comments: Added new Core Damage Frequency values effective Q3 2008.
| Unplanned Scrams per 7000 Critical Hrs | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
| Unplanned scrams | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Critical hours | 2209.0 | 2159.0 | 2184.0 | 2160.5 | 1185.6 | 2183.0 | 2184.0 | 2044.8 |
| Indicator value | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Licensee Comments: none
| 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 | 0 | 0 | 1.0 | 1.0 | 0 | 0 | 0 | 1.0 |
| Critical hours | 2209.0 | 2159.0 | 2184.0 | 2160.5 | 1185.6 | 2183.0 | 2184.0 | 2044.8 |
| Indicator value | 0.9 | 0.9 | 0.8 | 1.6 | 1.8 | 1.8 | 0.9 | 0.9 |
Licensee Comments: none
| 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 | 1 | 0 | 1 | 0 | 2 | 1 |
| Indicator value | 0 | 0 | 1 | 1 | 2 | 2 | 3 | 4 |
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) | 3.00E-07 | 4.50E-07 | 4.00E-07 | 4.00E-07 | 3.60E-07 | 8.00E-07 | 7.30E-07 | 3.40E-07 |
| URI (ΔCDF) | -1.40E-06 | -1.40E-06 | -1.00E-06 | -1.00E-06 | -1.00E-06 | 1.80E-06 | 1.80E-06 | 2.00E-06 |
| PLE | NO | NO | NO | NO | NO | NO | NO | NO |
| Indicator value | -1.10E-06 | -9.50E-07 | -6.00E-07 | -6.00E-07 | -6.40E-07 | 2.60E-06 | 2.53E-06 | 2.34E-06 |
Licensee Comments:
3Q/08: Risk Cap Invoked.
| 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) | -8.40E-08 | -2.90E-08 | -2.90E-08 | -3.10E-08 | -3.10E-08 | -3.10E-08 | -8.50E-09 | -8.00E-09 |
| URI (ΔCDF) | -7.00E-08 | -7.00E-08 | -7.00E-08 | -7.00E-08 | -7.00E-08 | -7.00E-08 | -7.00E-08 | -5.20E-08 |
| PLE | NO | NO | NO | NO | NO | NO | NO | NO |
| Indicator value | -1.54E-07 | -9.90E-08 | -9.90E-08 | -1.01E-07 | -1.01E-07 | -1.01E-07 | -7.85E-08 | -6.00E-08 |
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) | 2.30E-07 | 3.10E-07 | 3.00E-07 | 3.30E-07 | 3.00E-07 | 2.20E-07 | 3.30E-07 | 1.60E-07 |
| URI (ΔCDF) | -5.20E-07 | -5.20E-07 | -5.20E-07 | -5.20E-07 | -5.20E-07 | -5.20E-07 | -5.20E-07 | -5.00E-07 |
| PLE | NO | NO | NO | NO | NO | NO | NO | NO |
| Indicator value | -2.90E-07 | -2.10E-07 | -2.20E-07 | -1.90E-07 | -2.20E-07 | -3.00E-07 | -1.90E-07 | -3.40E-07 |
Licensee Comments:
2Q/08: Added new Core Damage Frequency values effective Q3 2008. Used override method affecting values from Q2 2006 through Q2 2008. Color unaffected.
1Q/08: Added new Core Damage Frequency values effective Q3 2008. Used override method affecting values from Q2 2006 through Q2 2008. Color unaffected.
4Q/07: Added new Core Damage Frequency values effective Q3 2008. Used override method affecting values from Q2 2006 through Q2 2008. Color unaffected.
3Q/07: Added new Core Damage Frequency values effective Q3 2008. Used override method affecting values from Q2 2006 through Q2 2008. Color unaffected.
2Q/07: Added new Core Damage Frequency values effective Q3 2008. Used override method affecting values from Q2 2006 through Q2 2008. Color unaffected.
1Q/07: Added new Core Damage Frequency values effective Q3 2008. Used override method affecting values from Q2 2006 through Q2 2008. Color unaffected.
4Q/06: Added new Core Damage Frequency values effective Q3 2008. Used override method affecting values from Q2 2006 through Q2 2008. Color unaffected.
3Q/06: Added new Core Damage Frequency values effective Q3 2008. Used override method affecting values from Q2 2006 through Q2 2008. Color unaffected.
2Q/06: Added new Core Damage Frequency values effective Q3 2008. Used override method affecting values from Q2 2006 through Q2 2008. Color unaffected.
| 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) | 5.40E-08 | 1.60E-07 | 2.20E-07 | 2.80E-08 | 1.50E-07 | 5.40E-08 | 8.30E-08 | 1.20E-07 |
| URI (ΔCDF) | -2.10E-07 | -2.10E-07 | -2.10E-07 | -2.10E-07 | 4.60E-07 | 4.60E-07 | 4.60E-07 | 4.10E-07 |
| PLE | NO | NO | NO | NO | NO | NO | NO | NO |
| Indicator value | -1.56E-07 | -5.00E-08 | 1.00E-08 | -1.82E-07 | 6.10E-07 | 5.14E-07 | 5.43E-07 | 5.30E-07 |
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) | 2.60E-07 | 2.50E-07 | 2.50E-07 | 3.40E-07 | 3.40E-07 | 3.60E-07 | 3.70E-07 | 4.00E-08 |
| URI (ΔCDF) | 4.30E-07 | 4.30E-07 | 4.30E-07 | 3.20E-06 | 3.20E-06 | 3.00E-06 | 3.00E-06 | 9.30E-07 |
| PLE | NO | NO | NO | NO | NO | NO | NO | NO |
| Indicator value | 6.90E-07 | 6.80E-07 | 6.80E-07 | 3.54E-06 | 3.54E-06 | 3.36E-06 | 3.37E-06 | 9.70E-07 |
Licensee Comments:
2Q/06: Added new Core Damage Frequency values effective Q3 2008. Used override method affecting values from Q2 2006 through Q2 2008. Color unaffected.
| 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 | 0.002433 | 0.001970 | 0.001331 | 0.001404 | 0.001526 | 0.001532 | 0.001129 | 0.001213 | 0.001417 | 0.001607 | 0.001486 | 0.001480 |
| Technical specification limit | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
| Indicator value | 0.5 | 0.4 | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 | 0.2 | 0.3 | 0.3 | 0.3 | 0.3 |
| 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 | N/A | 0.000917 | 0.001003 | 0.001271 | 0.001684 | 0.001040 | 0.001166 | 0.001242 | 0.001619 | 0.001189 | 0.001180 | 0.001170 |
| Technical specification limit | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
| Indicator value | N/A | 0.2 | 0.2 | 0.3 | 0.3 | 0.2 | 0.2 | 0.2 | 0.3 | 0.2 | 0.2 | 0.2 |
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 | 0.010 | 0.010 | 0.010 | 0.010 | 0.020 | 0.010 | 0.020 | 0.090 | 0.010 | 0.010 | 0.090 | 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 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 | 0.1 | 0.2 | 0.9 | 0.1 | 0.1 | 0.9 | 0.4 |
| 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 | 0.090 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | 0.030 | 4.210 | 2.000 | 0.020 | 0.090 |
| 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 | 0.9 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.3 | 42.1 | 20.0 | 0.2 | 0.9 |
Licensee Comments: none
| Drill/Exercise Performance | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
| Successful opportunities | 46.0 | 28.0 | 8.0 | 12.0 | 14.0 | 57.0 | 19.0 | 27.0 |
| Total opportunities | 50.0 | 28.0 | 8.0 | 12.0 | 14.0 | 62.0 | 20.0 | 28.0 |
| Indicator value | 94.6% | 95.1% | 96.0% | 95.4% | 95.7% | 94.8% | 94.7% | 95.0% |
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 | 105.0 | 109.0 | 101.0 | 99.0 | 100.0 | 103.0 | 99.0 | 98.0 |
| Total Key personnel | 106.0 | 109.0 | 102.0 | 103.0 | 102.0 | 103.0 | 101.0 | 99.0 |
| Indicator value | 99.1% | 100.0% | 99.0% | 96.1% | 98.0% | 100.0% | 98.0% | 99.0% |
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 | 48 | 48 | 47 | 45 | 47 | 44 | 43 | 44 |
| Total sirens-tests | 48 | 48 | 48 | 45 | 48 | 45 | 45 | 45 |
| Indicator value | 99.5% | 99.5% | 98.9% | 99.5% | 98.9% | 98.4% | 97.8% | 97.3% |
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 | 1 | 0 | 1 |
| 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 | 1 | 1 | 2 |
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