• Thank you for visiting the Cafe Rad Lab Forum
  • We present & discuss radiation health, science & news
  • To keep you informed about vital nuke information.
Hello There, Guest! Login Register


NPS_Watch Jun 28, 2019
#1
DD_20190628
================

The Daily Dose - Exposing the nuclear power industry while the nuclear power industry exposes you.

There are/is 4 EN(s) today, 1 associated with power stations.

[ ]

NRC Event Notices for June 28, 2019 |
https://www.nrc.gov/reading-rm/doc-colle...628en.html

[ ]

--------------------------------------------------------------------------------------------------------------------------
----------------- Power Reactor Event Notices
--------------------------------------------------------------------------------------------------------------------------

----------------------------------------------------------------------------------------------------------------------------------------------------
----------- [ Current event for PA_Susquehanna_2 ]

20190627 | PA_Susquehanna_2 | LOSS OF POWER RESULTED IN A VALID ISOLATION SIGNAL |
https://www.nrc.gov/reading-rm/doc-colle...ml#en54137


"At 0937 EDT on 6/27/19, Susquehanna Unit 2 had a control power fuse fail that caused a loss of power to one of two
power distribution systems of the Reactor Protection System.

This loss of power resulted in a valid isolation signal and actuation of the Primary Containment Isolation System
that affected multiple systems, and is reportable per 10 CFR 50.72(b)(3)(iv)(A)."


The situation has been resolved and the plant is currently using an alternate power source.

Offsite power and the Emergency Diesel Generators are still available.

The licensee notified the NRC Resident Inspector.

----------- [ 2019 event history for PA_Susquehanna ]

20190606 | PA_Susquehanna_2 | 60-DAY OPTIONAL TELEPHONIC NOTIFICATION DUE TO INVALID SPECIFIED SYSTEM ACTUATION |
https://www.nrc.gov/reading-rm/doc-colle...ml#en54103
[ RFOD_033; RX_Mode; Cold Shutdown; Cold Shutdown ] [ report date ]

20190522 | PA_Susquehanna_1;2 | TECHNICAL SPECIFICATION REQUIRED SHUTDOWN |
https://www.nrc.gov/reading-rm/doc-colle...ml#en54078

20190509 | PA_Susquehanna_1;2 | EMPLOYEE SUPERVISOR TESTED POSITIVE ON A RANDOM FITNESS-FOR-DUTY TEST |
https://www.nrc.gov/reading-rm/doc-colle...ml#en54055


20190421 | PA_Susquehanna_2 | Exit RFO ( 29 / 35 )

20190418 | PA_Susquehanna_2 | 60-DAY OPTIONAL TELEPHONIC NOTIFICATION DUE TO INVALID SPECIFIED SYSTEM ACTUATION |
https://www.nrc.gov/reading-rm/doc-colle...ml#en54103
[ RFOD_033; RX_Mode; Cold Shutdown; Cold Shutdown ] [ event date ]

20190323 | PA_Susquehanna_2 | Begn RFO ( 01 / 35 ) Final unit 2 699' feed water  heater change out alpha,bravo, and charlie.


----------------------------------------------------------------------------------------------------------------------------------------------------

----------------------------------------------------------------------------------------------------------------------------------------------------
----------- [ Current event for
----------- [ 2019 event history for
----------------------------------------------------------------------------------------------------------------------------------------------------

----------------------------------------------------------------------------------------------------------------------------------------------------
----------- [ Current event for
----------- [ 2019 event history for
[ no previous ENs for this site in 2019 ]
----------------------------------------------------------------------------------------------------------------------------------------------------

----------------------------------------------------------------------------------------------------------------------------------------------------
----------- [ Current event for
----------- [ 2019 event history for
[ no previous ENs for this site in 2019 ]
----------------------------------------------------------------------------------------------------------------------------------------------------

----------------------------------------------------------------------------------------------------------------------------------------------------
------------[ PART 21 ] - These ENs are for issues that involve multiple site/reactor units
----------------------------------------------------------------------------------------------------------------------------------------------------


-----------------------------------------------------------------------------------------------------------------


----------------------------------------------------------------------------------------------------------------------------------------------------
------------Other reactor info from daily power tracking https://www.nrc.gov/reading-rm/doc-colle...atus/2019/
-----------------------------------------------------------------------------------------------------------------

[  ]

Region 1

MA_Pilgrim_1 @ 0 % - PERMANENT SHUTDOWN

NJ_Salem_1 @ 100 % up from 99 % unch from 99 % down from 100 % Tuesday
[ no EN, unk reason for power drop ]


Region 2

AL_Browns_Ferry_3 @ 96 % down from 100 % THursday
[ no EN, unk reason for power drop ]

NC_McGuire_1 @ 100 % up from 99 % unch from 99 % down from 100 % Tuesday
[ no EN, unk reason for power drop ]

VA_North_Anna_2 @ 74 % up from 8 % unch from 8 % down from 100 % Tuesday
[ no EN, unk reason for power drop ]


Region 3  

IL_Clinton_1 @ 99 % unch from 99 % unch from 99 % up from 98 % 20190625
[ 98-99 % are this units normal thermal power range. ]


Region 4

AR_Arkansas_2 @ 0 % unch from 0 % since 20190527
 AUTOMATIC REACTOR TRIP DUE TO A REACTOR COOLANT PUMP TRIP ON GROUND FAULT |
 https://www.nrc.gov/reading-rm/doc-colle...ml#en54091

LA_Waterford_3 @ 95 % unch from 95 % unch from 95 % down from 100 % Tuesday
[  ]

----------------------------------------------------------------------------------------------------------------------------------------------------

[ There is/are currently 00 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.
 
Reply
  


Forum Jump:


Browsing: 1 Guest(s)