Event Notification Report for June 3, 1999
U.S. Nuclear Regulatory Commission
Operations Center
Event Reports For
06/02/1999 - 06/03/1999
** EVENT NUMBERS **
35785 35786 35787
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|Power Reactor |Event Number: 35785 |
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+------------------------------------------------------------------------------+
| FACILITY: SAINT LUCIE REGION: 2 |NOTIFICATION DATE: 06/02/1999|
| UNIT: [] [2] [] STATE: FL |NOTIFICATION TIME: 01:09[EDT]|
| RXTYPE: [1] CE,[2] CE |EVENT DATE: 06/01/1999|
+------------------------------------------------+EVENT TIME: 20:55[EDT]|
| NRC NOTIFIED BY: JACK BREEN |LAST UPDATE DATE: 06/02/1999|
| HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+
+------------------------------------------------+PERSON ORGANIZATION |
|EMERGENCY CLASS: N/A |KENNETH BARR R2 |
|10 CFR SECTION: | |
|ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | |
| | |
| | |
| | |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE |
+-----+----------+-------+--------+-----------------+--------+-----------------+
| | |
|2 N Y 100 Power Operation |50 Power Operation |
| | |
+------------------------------------------------------------------------------+
EVENT TEXT
+------------------------------------------------------------------------------+
| - TS REQUIRED PLANT SHUTDOWN DUE TO DROPPED CONTROL ROD FOR UNKNOWN REASONS |
| - |
| |
| AT 2055 ON 06/01/99, WITH UNIT 2 AT 100% POWER, CONTROL ELEMENT ASSEMBLY |
| (CONTROL ROD) #40 OF SHUTDOWN GROUP 'B' DROPPED INTO THE REACTOR CORE FOR |
| UNKNOWN REASONS. NO MAINTENANCE OR TESTING ACTIVITIES WERE BEING CONDUCTED |
| AT THE TIME. |
| |
| THE LICENSEE DECLARED THE CONTROL ROD INOPERABLE AND REDUCED POWER TO |
| INVESTIGATE THE CAUSE OF THE DROPPED CONTROL ROD. TECH SPEC 3.1.3.1 |
| REQUIRES THE LICENSEE TO RESTORE THE CONTROL ROD TO OPERABLE STATUS WITHIN |
| 6 HOURS OR PLACE UNIT 2 IN HOT SHUTDOWN MODE. |
| |
| THIS EVENT HAS NO EFFECT ON UNIT 1 WHICH IS AT 100% POWER. |
| |
| THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. |
| |
| * * * UPDATE AT 0210 ON 06/02/99 BY JOE MARTIN TO JOLLIFFE * * * |
| |
| AT 0210 ON 06/02/99, I & C TECHNICIANS REPLACED A FAILED HALL EFFECT |
| TRANSDUCER (CURRENT SENSOR) WHICH CAUSED CONTROL ELEMENT ASSEMBLY #40 TO |
| TRIP OPEN AND DROP INTO THE REACTOR CORE. PLANT OPERATORS WITHDREW THE |
| CONTROL ROD, DECLARED IT OPERABLE, AND EXITED TECH SPEC 3.1.3.1. |
| |
| THE LICENSEE PLANS TO INFORM THE NRC RESIDENT INSPECTOR. |
| |
| THE NRC OPERATIONS OFFICER NOTIFIED THE R2DO KEN BARR. |
+------------------------------------------------------------------------------+
+------------------------------------------------------------------------------+
|Power Reactor |Event Number: 35786 |
+------------------------------------------------------------------------------+
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| FACILITY: FARLEY REGION: 2 |NOTIFICATION DATE: 06/02/1999|
| UNIT: [1] [2] [] STATE: AL |NOTIFICATION TIME: 12:49[EDT]|
| RXTYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 06/02/1999|
+------------------------------------------------+EVENT TIME: 11:15[CDT]|
| NRC NOTIFIED BY: JIM HUNTER |LAST UPDATE DATE: 06/02/1999|
| HQ OPS OFFICER: DOUG WEAVER +-----------------------------+
+------------------------------------------------+PERSON ORGANIZATION |
|EMERGENCY CLASS: N/A |KENNETH BARR R2 |
|10 CFR SECTION: | |
|AARC 50.72(b)(1)(v) OTHER ASMT/COMM INOP | |
| | |
| | |
| | |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|1 N Y 100 Power Operation |100 Power Operation |
|2 N Y 100 Power Operation |100 Power Operation |
| | |
+------------------------------------------------------------------------------+
EVENT TEXT
+------------------------------------------------------------------------------+
| REMOTE TONE ALERT RADIO SYSTEM ACTIVATION FUNCTIONAL TEST FAILURE |
| |
| Primary and backup systems failed during the weekly functional test. The |
| licensee was able to activate the tone alert system locally at the 18 minute |
| point from the start of the test. However, they are required to be able |
| to activate the system within 15 minutes. |
| |
| Personnel have been designated to activate the system locally if necessary. |
| Repairs to the remote activation equipment are in progress. |
| |
| The licensee notified the NRC resident inspector. |
| |
| |
| * * * UPDATE AT 1400 ON 6/2/99 BY HUNTER, TAKEN BY WEAVER * * * |
| |
| THE TONE ALERT SYSTEM WAS RETURNED TO SERVICE AT 1359. |
| |
| HOO NOTIFIED RDO (BARR). |
+------------------------------------------------------------------------------+
+------------------------------------------------------------------------------+
|Power Reactor |Event Number: 35787 |
+------------------------------------------------------------------------------+
+------------------------------------------------------------------------------+
| FACILITY: MONTICELLO REGION: 3 |NOTIFICATION DATE: 06/02/1999|
| UNIT: [1] [] [] STATE: MN |NOTIFICATION TIME: 13:44[EDT]|
| RXTYPE: [1] GE-3 |EVENT DATE: 06/02/1999|
+------------------------------------------------+EVENT TIME: 11:19[CDT]|
| NRC NOTIFIED BY: DANE HASBROUCK |LAST UPDATE DATE: 06/02/1999|
| HQ OPS OFFICER: DOUG WEAVER +-----------------------------+
+------------------------------------------------+PERSON ORGANIZATION |
|EMERGENCY CLASS: N/A |DAVID HILLS R3 |
|10 CFR SECTION: | |
|AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | |
| | |
| | |
| | |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|1 N Y 100 Power Operation |100 Power Operation |
| | |
| | |
+------------------------------------------------------------------------------+
EVENT TEXT
+------------------------------------------------------------------------------+
| HPCI INOPERABLE |
| |
| Upon opening MO-2036 during the performance of a HPCI surveillance, a HPCI |
| turbine inlet high drain pot level alarm was received. HPCI was declared |
| inoperable. The alarm cleared 17 minutes after initiation. HPCI is |
| available if called upon. |
| |
| An operability test will be run prior to declaring HPCI operable. The |
| licensee will notify the NRC resident inspector. |
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Page Last Reviewed/Updated Thursday, March 25, 2021
Page Last Reviewed/Updated Thursday, March 25, 2021