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Full Version: NPS_Watch Apr 26, 2019
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The Daily Dose - Exposing the nuclear power industry while the nuclear power industry exposes you.

There are 5 EN(s) today, 1 associated with power stations.

[ NRC Power Reactor Status not updated in time for morning posting. ]  

NRC Event Notices for April 26, 2019 |
https://www.nrc.gov/reading-rm/doc-colle...426en.html

[  ]

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----------------- Power Reactor Event Notices
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----------- [ Current event for FL_SaintLucie_1 ]

20190425 | FL_SaintLucie_1 | AUTOMATIC REACTOR TRIP DUE TO TURBINE GENERATOR TRIP |
https://www.nrc.gov/reading-rm/doc-colle...ml#en54027

"At 0918 [EDT] on 4/25/19, with [Saint Lucie] Unit 1 in Mode 1 at 100% power,
the reactor automatically tripped due to a Turbine Trip.

The reactor trip was uncomplicated with all systems responding normally.

"Operations is maintaining the plant stable in Mode 3.
Decay heat removal is being accomplished by main feed water and the main condenser using the turbine steam bypass valves.

"Unit 2 is not affected and remains at 100% power.

"This event is being reported pursuant to 10 CFR 50.72(b)(2)(iv)(B).

"The NRC Resident Inspector has been notified."


----------- [ 2019 event history for FL_SaintLucie ]

20190201 | PART21 | PART 21 - NOTIFICATION OF DEVIATION OF SWITCHES WITH TERMINAL BLOCKS |
https://www.nrc.gov/reading-rm/doc-colle...ml#en53856


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----------- [ Current event for
----------- [ 2019 event history for
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----------- [ Current event for
----------- [ 2019 event history for
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----------- [ Current event for
----------- [ 2019 event history for
[ no previous ENs for this site in 2019 ]
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------------[ PART 21 ] - These ENs are for issues that involve multiple site/reactor units
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------------Other reactor info from daily power tracking https://www.nrc.gov/reading-rm/doc-colle...atus/2019/
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[ NRC Power Reactor Status not updated in time for morning posting, updated approx 12pm. ]
 
Region 1
 
PA_Limerick_2 @ 0 % [ RPV OPEN ( 12 / 20 ) 20190415 ]

CT_Millstone_2 @ 16 % up from 10 % unch from 10 % unch from 10 % down from 100 % Monday
[ no EN, unk reason for power drop. ]

CT_Millstone_3 @ 0 % [ RPV OPEN ( 15 / 33 ) RFO plan start 20190418 ]

NY_Nine_Mile_Point_1 @ 0 % since 20190417
[ Exit RFO ( 26 / 21 ) ] failed restart; missed planned restart date

MA_Pilgrim_1 @ 100 % [ as of today there are only 35 operating days left. ]
[ coastdown to permanent closure ? ]

NJ_Salem_1 @ 0 % [ RPV OPEN ( 14 / 28 ) ] started early

PA_Susquehanna_2 @ 99 % up from 92 % up from 75 % down from 78 % up from 69 % up from 15 % Sunday; 0 % Saturday
[ Exit RFO ( 29 / 35 ) 20190323 ]


Region 2

AL_Browns_Ferry_2 @ 87 % unch from 87 % up from 85 % up from 84 % up from 84 % up from 83 % Sunday; 83 % Saturday
[ Exit RFO ( 39 / 25 ) ] missed planned restart date ]

NC_Brunswick_1 @ 0 %
 AUTOMATIC REACTOR TRIP AND SPECIFIED SYSTEM ACTUATION |
 https://www.nrc.gov/reading-rm/doc-colle...ml#en54016

NC_Brunswick_2 @ 59 % down from 60 % unch from 60 % unch from 60 % unch from 60 % unch from 60 % Sunday; 100 % Saturday
[ Completed RFO ( 28 / 28 ) ] 1st restart failed
 [ recovering from ]
 MANUAL REACTOR SCRAM AND SPECIFIED SYSTEM ACTUATION |
 https://www.nrc.gov/reading-rm/doc-colle...ml#en53966

AL_Farley_2 @ 0 % [ RPV OPEN ( 19 / 28 ) 20190405 ]

NC_McGuire_1 @ 14 % down from 52 % up from 51 % unch from 51 % unch from 51 % up from 45 % Sunday; 45 % Saturday
[ Exit RFO ( 25 / 31 ) 20190323 ]

FL_Saint_Lucie_1 @ 0 % down from 100 % Thursday
 AUTOMATIC REACTOR TRIP DUE TO TURBINE GENERATOR TRIP |
 https://www.nrc.gov/reading-rm/doc-colle...ml#en54027

VA_Surry_2 @ 100 % up from 83 % unch from 83 % unch from 83 % down from 100 % Monday
[ no EN, unk reason for power drop. ]

TN_Watts_Bar_2 @ 0 % [ RPV OPEN ( 14 / 26 ) 20190413 ]


Region 3

IL_Braidwood_1 @ 90 % down from 100 % Thursday
[ no EN, unk reason for power drop. ]

IL_Byron_2 @ 82 % up from 45 % up from 12 % up from 0 %
[ Exit RFO ( 16 / 18 ) 20190408 ]

IL_Clinton_1 @ 98 %
[ 98-99 % are this units normal thermal power range. ]

MI_DC_Cook_1 @ 0 % [ RPV OPEN ( 52 / 30 ) 20190306  ]
[ missed planned restart date ]

IA_Duane_Arnold_1 @ 100 % up from 93 % up from 48 % down from 49 % up from 10 % up from 0 % Sunday; 100 % Sautrday
[ recovering from ]
 BOTH REACTOR FEED PUMPS TRIP CAUSING MANUAL REACTOR SCRAM AND ECCS INJECTION |
 https://www.nrc.gov/reading-rm/doc-colle...ml#en54012

MN_Monticello_1 @ 0 %  [ RPV OPEN ( 13 / 30 ) 20190413 ]

IL_Quad_Cities_2 @ 87 % down from 100 % Thursday
[ no EN, unk reason for power drop. ]


Region 4

MO_Callaway_1 @ 0 % [ RPV OPEN ( 25 / 42 ) 20190401; no coastdown 24hr SD

WA_Columbia_2 @ 97 % [ coastdown to RFO 20190515 ]

TX_ComanchePeak_1 @ 0 % [ RPV OPEN ( 05 / 40 ) | 20190407 ] missed planned start date ]

AZ_PaloVerde_1 @ 0 % [ RPV OPEN ( 21 / 30 )

LA_RiverBend_1 @ 0 % [ RPV OPEN ( 28 / 34 ]


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[ There is/are currently 11 unit(s) with the RPV OPEN - ref the 2019 Spring Refueling Outage Schedule and Status ]

posted by Staup Knewkinus a Dane Gerous production. All human rights reserved.
updated daily post, NRC finally posted daily Power Reactor Status.