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Power Reactor Status Report for December 13, 1999

UNEVALUATED INFORMATION PROVIDED BY THE FACILITY

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Region 1

Unit Power Down Reason or Comment Change in Report (*) Scrams (#)
Beaver Valley 1 100
Beaver Valley 2 100 *
Calvert Cliffs 1 100
Calvert Cliffs 2 100
FitzPatrick 100
Ginna 100
Hope Creek 1 94 INCREASING REACTOR POWER AFTER COMPLETING HYDRAULIC CONTROL UNIT MAINTENANCE. *
Indian Point 2 99
Indian Point 3 100
Limerick 1 100
Limerick 2 100
Millstone 2 93 CHANNEL D OF REACTOR PROTECTION SYSTEM HAS BEEN TRIPPED AND THE LICENSEE IS TROUBLESHOOTING THE PROBLEM. *
Millstone 3 100
Nine Mile Point 1 100
Nine Mile Point 2 77 INCREASING REACTOR POWER LEVEL AFTER PERFORMING A REACTOR FEEDWATER PUMP SWAP AND A ROD SEQUENCE EXCHANGE. *
Oyster Creek 100
Peach Bottom 2 100
Peach Bottom 3 100
Pilgrim 1 100
Salem 1 100
Salem 2 100
Seabrook 1 100
Susquehanna 1 100
Susquehanna 2 100
Three Mile Island 1 100
Vermont Yankee 100

Region 2

Unit Power Down Reason or Comment Change in Report (*) Scrams (#)
Browns Ferry 1 0 1985-03-03 DEFUELED
Browns Ferry 2 100
Browns Ferry 3 100
Brunswick 1 100
Brunswick 2 100
Catawba 1 100
Catawba 2 100
Crystal River 3 100
Farley 1 100
Farley 2 0 1999-10-15 EXITING REFUELING OUTAGE *
Harris 1 100
Hatch 1 100 *
Hatch 2 98 MAXIMUM OPERATING POWER
McGuire 1 96 INCREASING REACTOR POWER *
McGuire 2 100
North Anna 1 100
North Anna 2 100
Oconee 1 100
Oconee 2 0 1999-11-04 EXITING REFUELING OUTAGE *
Oconee 3 100
Robinson 2 100
Saint Lucie 1 100
Saint Lucie 2 100
Sequoyah 1 100
Sequoyah 2 100
Summer 100
Surry 1 100
Surry 2 100
Turkey Point 3 100
Turkey Point 4 100
Vogtle 1 100
Vogtle 2 100
Watts Bar 1 100

Region 3

Unit Power Down Reason or Comment Change in Report (*) Scrams (#)
Braidwood 1 100 *
Braidwood 2 100
Byron 1 100
Byron 2 100
Clinton 100
D.C. Cook 1 0 1997-09-08 REFUELING OUTAGE - DEFUELED
D.C. Cook 2 0 1997-09-09 REFUELING OUTAGE - DEFUELED
Davis-Besse 100 *
Dresden 2 100
Dresden 3 12 STARTUP IN PROGRESS. SEE EVENT # 36501 FOR REACTOR SCRAM OVER WEEKEND. *
Duane Arnold 100 *
Fermi 2 97 *
Kewaunee 97
La Salle 1 100
La Salle 2 100
Monticello 90 COASTDOWN TO REFUELING OUTAGE
Palisades 16 REDUCING REACTOR POWER TO TAKE THE UNIT OFF LINE TO REDUCE HIGH SODIUM LEVEL IN THE STEAM GENERATORS. LICENSEE BELIEVES THE SODIUM CAME FROM THEIR NEW LOW PRESSURE TURBINES. *
Perry 1 100
Point Beach 1 63 INCREASING POWER LEVEL TO 69% TO VERIFY THAT THEIR MODERATOR TEMPERATURE COEFFICIENT IS NOT POSITIVE. *
Point Beach 2 100 *
Prairie Island 1 100 *
Prairie Island 2 100
Quad Cities 1 100 *
Quad Cities 2 100

Region 4

Unit Power Down Reason or Comment Change in Report (*) Scrams (#)
Arkansas Nuclear 1 100
Arkansas Nuclear 2 100
Callaway 100
Columbia Generating Station 100
Comanche Peak 1 100
Comanche Peak 2 100
Cooper 100 *
Diablo Canyon 1 100
Diablo Canyon 2 100
Fort Calhoun 100
Grand Gulf 1 32 REDUCING POWER LEVEL TO TAKE THE MAIN TURBINE OFF LINE AGAIN TO REPAIR AN UNISOLABLE STEAM LEAK ON THE MAIN TURBINE FIRST STAGE PRESSURE SENSING LINE. THIS IS THE SECOND TIME IN 2 DAYS THAT THE SEAL WELD ON THIS SENSING LINE FITTING HAS FAILED. *
Palo Verde 1 100
Palo Verde 2 100
Palo Verde 3 100
River Bend 1 100
San Onofre 2 100
San Onofre 3 100
South Texas 1 100
South Texas 2 100
Waterford 3 100
Wolf Creek 1 100

* - Power Reactor Status Report change within past 24 hours
# - Number of reactor scrams or trips within past 24 hours

Notes:
  • Reactor status data collected between 4 a.m. and 8 a.m. each day.
  • All times are based on eastern time.