The U.S. Nuclear Regulatory Commission is in the process of rescinding or revising guidance and policies posted on this webpage in accordance with Executive Order 14151 Ending Radical and Wasteful Government DEI Programs and Preferencing, and Executive Order 14168 Defending Women From Gender Ideology Extremism and Restoring Biological Truth to the Federal Government. In the interim, any previously issued diversity, equity, inclusion, or gender-related guidance on this webpage should be considered rescinded that is inconsistent with these Executive Orders.

Event Notification Report for November 22, 1999

                    U.S. Nuclear Regulatory Commission
                              Operations Center

                              Event Reports For
                           11/19/1999 - 11/22/1999

                              ** EVENT NUMBERS **

36324  36453  36454  36455  

!!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED  !!!!!!!
+------------------------------------------------------------------------------+
|Power Reactor                                    |Event Number:   36324       |
+------------------------------------------------------------------------------+
+------------------------------------------------------------------------------+
| FACILITY: PALO VERDE               REGION:  4  |NOTIFICATION DATE: 10/20/1999|
|    UNIT:  [1] [2] [3]               STATE:  AZ |NOTIFICATION TIME: 20:21[EDT]|
|   RXTYPE: [1] CE,[2] CE,[3] CE                 |EVENT DATE:        10/20/1999|
+------------------------------------------------+EVENT TIME:        16:25[MST]|
| NRC NOTIFIED BY:  RUSSELL STROUD               |LAST UPDATE DATE:  11/19/1999|
|  HQ OPS OFFICER:  BOB STRANSKY                 +-----------------------------+
+------------------------------------------------+PERSON          ORGANIZATION |
|EMERGENCY CLASS:          N/A                   |LINDA SMITH          R4      |
|10 CFR SECTION:                                 |GAIL GOOD            IAT     |
|DDDD 73.71               UNSPECIFIED PARAGRAPH  |JOHN DAVIDSON        IAT     |
|                                                |RICHARD ROSANO       IAT     |
|                                                |                             |
|                                                |                             |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|UNIT |SCRAM CODE|RX CRIT|INIT PWR|   INIT RX MODE  |CURR PWR|  CURR RX MODE   |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|1     N          N       0        Refueling        |0        Refueling        |
|2     N          Y       100      Power Operation  |100      Power Operation  |
|3     N          Y       100      Power Operation  |100      Power Operation  |
+------------------------------------------------------------------------------+
                                   EVENT TEXT                                   
+------------------------------------------------------------------------------+
| Discovery of unsecured safeguards information. Immediate compensatory        |
| measures taken upon discovery. The licensee will inform the NRC resident     |
| inspector. Contact the NRC Operations Center for additional details.         |
|                                                                              |
| * * * RETRACTION 1843 11/19/1999 FROM STROUD TAKEN BY STRANSKY * * *         |
|                                                                              |
| After detailed reviews of the safeguards information involved in the initial |
| report, the licensee has decided to retract this event notification. The NRC |
| resident inspector will be informed of this retraction by the licensee.      |
| Contact the NRC Operations Center for additional details.                    |
|                                                                              |
| Notified R4DO (Jones).                                                       |
+------------------------------------------------------------------------------+

+------------------------------------------------------------------------------+
|Other Nuclear Material                           |Event Number:   36453       |
+------------------------------------------------------------------------------+
+------------------------------------------------------------------------------+
| REP ORG:  MALLINCKRODT MEDICAL                 |NOTIFICATION DATE: 11/19/1999|
|LICENSEE:  MALLINCKRODT MEDICAL                 |NOTIFICATION TIME: 11:40[EST]|
|    CITY:  MARYLAND HEIGHTS         REGION:  3  |EVENT DATE:        11/17/1999|
|  COUNTY:                            STATE:  MO |EVENT TIME:        08:30[CST]|
|LICENSE#:  24-04206-01           AGREEMENT:  N  |LAST UPDATE DATE:  11/19/1999|
|  DOCKET:                                       |+----------------------------+
|                                                |PERSON          ORGANIZATION |
|                                                |THOMAS KOZAK         R3      |
|                                                |JOSIE PICCONE        NMSS    |
+------------------------------------------------+JOSEPH GIITTER       IRO     |
| NRC NOTIFIED BY:  JAMES SCHUH                  |                             |
|  HQ OPS OFFICER:  BOB STRANSKY                 |                             |
+------------------------------------------------+                             |
|EMERGENCY CLASS:          ALE                   |                             |
|10 CFR SECTION:                                 |                             |
|BAD2 20.2202(a)(2)       EXCESSIVE RELEASE      |                             |
|                                                |                             |
|                                                |                             |
|                                                |                             |
|                                                |                             |
+------------------------------------------------------------------------------+

                                   EVENT TEXT                                   
+------------------------------------------------------------------------------+
| ACTIVATION OF RADIOLOGICAL CONTINGENCY PLAN DUE TO Xe-133 RELEASE            |
|                                                                              |
| On 11/17/1999, the licensee declared an "Alert" and activated their          |
| radiological contingency plan after a release of Xe-133 gas (total activity  |
| not reported). The facility was evacuated, and the licensee performed onsite |
| and offsite dose assessments. The maximum calculated dose equivalent due to  |
| this release was 1.35 mrem. Five employees were contaminated as a result of  |
| this event. The licensee has terminated the "Alert" condition.               |
+------------------------------------------------------------------------------+

+------------------------------------------------------------------------------+
|Power Reactor                                    |Event Number:   36454       |
+------------------------------------------------------------------------------+
+------------------------------------------------------------------------------+
| FACILITY: GRAND GULF               REGION:  4  |NOTIFICATION DATE: 11/20/1999|
|    UNIT:  [1] [] []                 STATE:  MS |NOTIFICATION TIME: 08:51[EST]|
|   RXTYPE: [1] GE-6                             |EVENT DATE:        11/20/1999|
+------------------------------------------------+EVENT TIME:        07:30[CST]|
| NRC NOTIFIED BY:  DAVID HANKS                  |LAST UPDATE DATE:  11/20/1999|
|  HQ OPS OFFICER:  FANGIE JONES                 +-----------------------------+
+------------------------------------------------+PERSON          ORGANIZATION |
|EMERGENCY CLASS:          N/A                   |BILL JONES           R4      |
|10 CFR SECTION:                                 |                             |
|NINF                     INFORMATION ONLY       |                             |
|                                                |                             |
|                                                |                             |
|                                                |                             |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|UNIT |SCRAM CODE|RX CRIT|INIT PWR|   INIT RX MODE  |CURR PWR|  CURR RX MODE   |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|1     N          N       0        Cold Shutdown    |0        Cold Shutdown    |
|                                                   |                          |
|                                                   |                          |
+------------------------------------------------------------------------------+
                                   EVENT TEXT                                   
+------------------------------------------------------------------------------+
| EMERGENCY OPERATIONS FACILITY (EOF) LOST POWER FOR 1.5 HOURS DURING POWER    |
| SUPPLY SHIFT                                                                 |
|                                                                              |
| This licensee made this notification as an information call.                 |
|                                                                              |
| The backup emergency diesel generator (EDG) for the EOF failed to            |
| automatically start when offsite power was lost during a planned transfer of |
| power.  The offsite power supply breaker hung during the transfer causing    |
| the loss of power and the backup EDG did not start.  The licensee is         |
| investigating both problems.                                                 |
|                                                                              |
| The licensee intends to notify the  NRC Resident Inspection.                 |
+------------------------------------------------------------------------------+

+------------------------------------------------------------------------------+
|Fuel Cycle Facility                              |Event Number:   36455       |
+------------------------------------------------------------------------------+
+------------------------------------------------------------------------------+
| FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT   |NOTIFICATION DATE: 11/20/1999|
|   RXTYPE: URANIUM ENRICHMENT FACILITY          |NOTIFICATION TIME: 09:47[EST]|
| COMMENTS: 2 DEMOCRACY CENTER                   |EVENT DATE:        11/19/1999|
|           6903 ROCKLEDGE DRIVE                 |EVENT TIME:        16:00[EST]|
|           BETHESDA, MD 20817    (301)564-3200  |LAST UPDATE DATE:  11/20/1999|
|    CITY:  PIKETON                  REGION:  3  +-----------------------------+
|  COUNTY:  PIKE                      STATE:  OH |PERSON          ORGANIZATION |
|LICENSE#:  GDP-2                 AGREEMENT:  N  |THOMAS KOZAK         R3      |
|  DOCKET:  0707002                              |JOSEPHINE PICCONE    NMSS    |
+------------------------------------------------+                             |
| NRC NOTIFIED BY:  JIM MCCLEERY                 |                             |
|  HQ OPS OFFICER:  FANGIE JONES                 |                             |
+------------------------------------------------+                             |
|EMERGENCY CLASS:          N/A                   |                             |
|10 CFR SECTION:                                 |                             |
|NONR                     OTHER UNSPEC REQMNT    |                             |
|                                                |                             |
|                                                |                             |
|                                                |                             |
|                                                |                             |
+------------------------------------------------------------------------------+

                                   EVENT TEXT                                   
+------------------------------------------------------------------------------+
| 24 HOUR REPORT - VALID SAFETY SYSTEM ALARM                                   |
|                                                                              |
| "ON 11/19/99,  AT 1600 HOURS,  X-326 CASCADE BUILDING OPERATIONS PERSONNEL   |
| RECEIVED A SMOKE HEAD ALARM ACTUATION AT THE ERP 1A WITHDRAWAL STATION       |
| DURING A CYLINDER CONNECTION EVOLUTION.  WHILE CONNECTING THE PIGTAIL TO THE |
| CYLINDER A SLIGHT WISP OF UF6 SMOKE APPEARED BETWEEN THE PIGTAIL AND THE     |
| MANIFOLD SAFETY VALVE. EMERGENCY RESPONSE PERSONNEL RESPONDED,  AND          |
| MONITORED THE  AREA.  ALL AIR SAMPLE RESULTS FOR HYDROGEN FLUORIDE AND UF6   |
| WERE BELOW DETECTABLE LEVELS.                                                |
|                                                                              |
| "THIS EVENT IS REPORTABLE DUE TO THE VALID ACTUATION OF A "Q" SAFETY SYSTEM  |
|                                                                              |
| "THERE WAS NO LOSS OF HAZARDOUS/ RADIOACTIVE MATERIAL OR RADIOACTIVE/        |
| RADIOLOGICAL CONTAMINATION EXPOSURE AS A RESULT OF THIS EVENT."              |
|                                                                              |
| THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR AND THE DOE SITE            |
| REPRESENTATIVE.                                                              |
+------------------------------------------------------------------------------+


Page Last Reviewed/Updated Wednesday, March 24, 2021