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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 | 0 | 2.0 | 0 | 0 | 0 | 0 | 0 | 0 |
Critical hours | 1644.0 | 2091.8 | 2184.0 | 2208.0 | 2209.0 | 2183.0 | 1697.6 | 2208.0 |
Indicator value | 0 | 1.7 | 1.7 | 1.7 | 1.6 | 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 | 0 | 2.0 | 0 | 0 | 1.0 | 0 |
Critical hours | 1644.0 | 2091.8 | 2184.0 | 2208.0 | 2209.0 | 2183.0 | 1697.6 | 2208.0 |
Indicator value | 0 | 0 | 0 | 1.7 | 1.6 | 1.6 | 2.5 | 0.8 |
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 | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 |
Indicator value | 1.0 | 1.0 | 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 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Indicator value | 5 | 5 | 5 | 3 | 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) | -2.70E-08 | -4.20E-08 | -2.10E-08 | 1.00E-07 | 3.80E-08 | 3.50E-08 | -2.10E-08 | -7.90E-08 |
URI (ΔCDF) | 4.80E-07 | 4.50E-07 | 4.10E-07 | 4.10E-07 | 4.10E-07 | 3.80E-07 | -1.30E-06 | -1.30E-06 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | 4.53E-07 | 4.08E-07 | 3.89E-07 | 5.10E-07 | 4.48E-07 | 4.15E-07 | -1.32E-06 | -1.38E-06 |
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) | -1.50E-08 | -1.50E-08 | -9.90E-09 | -9.90E-09 | -1.20E-08 | 4.60E-08 | 4.70E-08 | 4.70E-08 |
URI (ΔCDF) | -2.20E-08 | -2.20E-08 | -1.90E-08 | -1.90E-08 | -2.10E-08 | -2.10E-08 | -2.00E-08 | -2.00E-08 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | -3.70E-08 | -3.70E-08 | -2.89E-08 | -2.89E-08 | -3.30E-08 | 2.50E-08 | 2.70E-08 | 2.70E-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-08 | 2.30E-08 | 5.90E-08 | 5.90E-08 | 5.30E-08 | 6.20E-08 | 6.40E-09 | 8.00E-09 |
URI (ΔCDF) | -1.80E-08 | -2.30E-08 | -7.40E-09 | -7.40E-09 | -9.80E-09 | -4.90E-08 | -5.00E-08 | -5.00E-08 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | 5.00E-09 | 0.00E+00 | 5.16E-08 | 5.16E-08 | 4.32E-08 | 1.30E-08 | -4.36E-08 | -4.20E-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) | 2.60E-08 | 3.60E-08 | 3.70E-09 | 3.70E-09 | 3.70E-09 | 3.40E-09 | 2.30E-09 | 2.30E-09 |
URI (ΔCDF) | 2.10E-07 | 2.00E-07 | 2.10E-07 | 2.00E-07 | 2.00E-07 | 2.10E-07 | -9.60E-08 | -1.00E-07 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | 2.36E-07 | 2.36E-07 | 2.14E-07 | 2.04E-07 | 2.04E-07 | 2.13E-07 | -9.37E-08 | -9.77E-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) | 2.00E-08 | 5.40E-08 | 1.20E-07 | 9.00E-08 | 9.60E-08 | 7.70E-08 | 7.90E-08 | 7.20E-08 |
URI (ΔCDF) | -6.30E-09 | -6.40E-09 | 8.80E-10 | 9.00E-10 | 1.80E-08 | 1.90E-08 | -2.80E-08 | -2.80E-08 |
PLE | NO | NO | NO | NO | NO | NO | NO | NO |
Indicator value | 1.37E-08 | 4.76E-08 | 1.21E-07 | 9.09E-08 | 1.14E-07 | 9.60E-08 | 5.10E-08 | 4.40E-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 | 0.009500 | 0.000945 | 0.001460 | 0.001540 | 0.001600 | 0.002240 | 0.002220 | 0.002880 | 0.002480 | 0.002620 | 0.002830 | 0.002960 |
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 | 1.0 | 0.1 | 0.1 | 0.2 | 0.2 | 0.2 | 0.2 | 0.3 | 0.2 | 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 | 0.003100 | 0.003180 | 0.003500 | 0.003520 | 0.003710 | 0.003010 | 0.003490 | 0.001250 | 0.001500 | 0.001710 | 0.001460 | 0.001620 |
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 | 0.3 | 0.4 | 0.4 | 0.4 | 0.3 | 0.3 | 0.1 | 0.2 | 0.2 | 0.1 | 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 | 0.589 | 0.255 | 0.072 | 0.072 | 0.039 | 0.055 | 0.092 | 0.238 | 0.124 | 0.075 | 0.054 | 0.108 |
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 | 5.9 | 2.6 | 0.7 | 0.7 | 0.4 | 0.6 | 0.9 | 2.4 | 1.2 | 0.8 | 0.5 | 1.1 |
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 | 0.058 | 0.049 | 0.053 | 0.060 | 0.076 | 0.188 | 0.067 | 0.089 | 0.081 | 0.107 | 0.158 | 0.058 |
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 | 0.6 | 0.5 | 0.5 | 0.6 | 0.8 | 1.9 | 0.7 | 0.9 | 0.8 | 1.1 | 1.6 | 0.6 |
Licensee Comments: none
Drill/Exercise Performance | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
Successful opportunities | 14.0 | 64.0 | 42.0 | 9.0 | 32.0 | 63.0 | 0 | 38.0 |
Total opportunities | 15.0 | 71.0 | 46.0 | 9.0 | 34.0 | 68.0 | 0 | 38.0 |
Indicator value | 92.2% | 91.7% | 92.3% | 92.6% | 92.8% | 92.6% | 92.5% | 93.2% |
Licensee Comments:
4Q/07: One Drill and Exercise opportunity was incorrectly classified as a success in December 2007. There was no change in the color of the PI.
ERO Drill Participation | 4Q/06 | 1Q/07 | 2Q/07 | 3Q/07 | 4Q/07 | 1Q/08 | 2Q/08 | 3Q/08 |
Participating Key personnel | 67.0 | 82.0 | 49.0 | 50.0 | 51.0 | 57.0 | 52.0 | 57.0 |
Total Key personnel | 90.0 | 144.0 | 49.0 | 51.0 | 51.0 | 57.0 | 56.0 | 57.0 |
Indicator value | 74.4% | 56.9% | 100.0% | 98.0% | 100.0% | 100.0% | 92.9% | 100.0% |
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 | 1247 | 1247 | 1238 | 1247 | 1243 | 1241 | 1245 | 1239 |
Total sirens-tests | 1248 | 1248 | 1248 | 1248 | 1246 | 1248 | 1247 | 1247 |
Indicator value | 99.7% | 99.8% | 99.7% | 99.7% | 99.7% | 99.6% | 99.7% | 99.6% |
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 | 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 | 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