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Home > Nuclear Reactors > Operating Reactors > Oversight > Reactor Oversight Process

D.C. Cook 2

3Q/2008 Performance Indicators

Licensee's General Comments: none



Link to Notes

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 1824.0 1340.3 2183.0 2184.0 2157.2
                 
Indicator value 0 0 0 0 0 0 0 0


Licensee Comments: none



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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 0 0 0 1.0 0
Critical hours 2209.0 2159.0 2184.0 1824.0 1340.3 2183.0 2184.0 2157.2
                 
Indicator value 0 0 0 0 0 0 0.9 0.9

Licensee Comments: none





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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





Link to Notes

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 0 0 0 0 0 0
                 
Indicator value 2 1 0 0 0 0 0 0

Licensee Comments: none





Link to Notes

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) 1.20E-08 1.60E-09 1.00E-08 5.40E-09 5.00E-09 4.90E-09 -2.80E-11 8.10E-10
URI (ΔCDF) 7.20E-08 7.20E-08 2.40E-07 2.10E-07 3.40E-07 3.40E-07 2.50E-07 2.50E-07
PLE NO NO NO NO NO NO NO NO
                 
Indicator value 8.40E-08 7.36E-08 2.50E-07 2.15E-07 3.45E-07 3.45E-07 2.50E-07 2.51E-07

Licensee Comments: none





Link to Notes

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) -3.40E-08 -3.10E-08 -3.50E-08 -2.20E-08 -2.20E-08 -2.20E-08 -4.40E-11 -4.10E-11
URI (ΔCDF) -4.20E-08 -4.20E-08 -4.20E-08 -3.50E-08 -3.50E-08 -3.50E-08 -3.00E-08 -3.00E-08
PLE NO NO NO NO NO NO NO NO
                 
Indicator value -7.60E-08 -7.30E-08 -7.70E-08 -5.70E-08 -5.70E-08 -5.70E-08 -3.00E-08 -3.00E-08

Licensee Comments: none





Link to Notes

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) -3.00E-08 -3.00E-08 -3.40E-08 -2.20E-08 -2.20E-08 -2.20E-08 -4.00E-11 -4.00E-11
URI (ΔCDF) -8.10E-08 -7.90E-08 -7.70E-08 -5.90E-08 -5.90E-08 -5.90E-08 -5.80E-08 -5.80E-08
PLE NO NO NO NO NO NO NO NO
                 
Indicator value -1.11E-07 -1.09E-07 -1.11E-07 -8.10E-08 -8.10E-08 -8.10E-08 -5.80E-08 -5.80E-08

Licensee Comments: none





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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) -2.40E-10 -2.60E-10 -8.40E-10 -2.00E-10 -2.00E-10 -2.00E-10 -1.50E-13 -2.50E-13
URI (ΔCDF) -1.20E-07 -1.20E-07 -1.20E-07 -1.10E-07 -1.10E-07 -1.10E-07 -1.00E-07 -1.00E-07
PLE NO NO NO NO NO NO NO NO
                 
Indicator value -1.20E-07 -1.20E-07 -1.21E-07 -1.10E-07 -1.10E-07 -1.10E-07 -1.00E-07 -1.00E-07

Licensee Comments: none





Link to Notes

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) -5.90E-08 4.60E-08 -1.10E-07 -1.00E-07 -1.40E-07 -2.20E-07 -7.80E-11 -9.20E-11
URI (ΔCDF) 1.70E-07 1.70E-07 -2.10E-07 -7.70E-08 -7.70E-08 -7.70E-08 -9.90E-08 -9.90E-08
PLE NO NO NO NO NO NO NO NO
                 
Indicator value 1.11E-07 2.16E-07 -3.20E-07 -1.77E-07 -2.17E-07 -2.97E-07 -9.91E-08 -9.91E-08

Licensee Comments: none





Link to Notes

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 0.000191 0.000152 0.000150 0.000148 0.000154 0.000177 0.000228 0.000223 0.000219 0.000216 0.000295 0.000240
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
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 0.000114 0.000127 0.000120 0.000118 0.000141 0.000138 0.000138 0.000157 0.000161 0.000355 0.000168
Technical specification limit 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 0.2 0.2 0.2
                         
Indicator value N/A 0 0 0 0 0 0 0 0 0.1 0.2 0.1

Licensee Comments: none





Link to Notes

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 0.289 0.323 0.299 0.391 0.560 0.638 0.586 0.656 0.603 0.626 0.657 0.673
Technical specification limit 11.0 11.0 11.0 11.0 11.0 11.0 11.0 11.0 11.0 11.0 11.0 11.0
                         
Indicator value 2.6 2.9 2.7 3.6 5.1 5.8 5.3 6.0 5.5 5.7 6.0 6.1
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 0.075 0.677 0.057 0.475 0.109 0.111 0.501 0.210 0.158 0.148 0.174 0.174
Technical specification limit 11.0 11.0 11.0 11.0 11.0 11.0 11.0 11.0 11.0 11.0 11.0 11.0
                         
Indicator value 0.7 6.2 0.5 4.3 1.0 1.0 4.6 1.9 1.4 1.3 1.6 1.6

Licensee Comments: none





Link to Notes

Drill/Exercise Performance 4Q/06 1Q/07 2Q/07 3Q/07 4Q/07 1Q/08 2Q/08 3Q/08
Successful opportunities 130.0 113.0 121.0 43.0 51.0 87.0 27.0 132.0
Total opportunities 130.0 114.0 121.0 50.0 51.0 89.0 27.0 132.0
                 
Indicator value 97.1% 97.5% 98.2% 97.6% 97.7% 98.0% 98.0% 98.6%

Licensee Comments: none





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ERO Drill Participation 4Q/06 1Q/07 2Q/07 3Q/07 4Q/07 1Q/08 2Q/08 3Q/08
Participating Key personnel 157.0 161.0 165.0 161.0 160.0 151.0 157.0 155.0
Total Key personnel 157.0 161.0 169.0 161.0 160.0 154.0 157.0 160.0
                 
Indicator value 100.0% 100.0% 97.6% 100.0% 100.0% 98.1% 100.0% 96.9%

Licensee Comments: none





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Alert & Notification System 4Q/06 1Q/07 2Q/07 3Q/07 4Q/07 1Q/08 2Q/08 3Q/08
Successful siren-tests 194 177 128 197 1108 1112 1112 1111
Total sirens-tests 198 198 197 198 1116 1120 1119 1120
                 
Indicator value 99.3% 96.7% 88.3% 88.0% 94.2% 96.7% 99.3% 99.3%

Licensee Comments: none





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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





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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





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Last Modified: November 26, 2008