United States Nuclear Regulatory Commission - Protecting People and the Environment

Morning Report for April 22, 1999

                       Headquarters Daily Report

                         APRIL 22, 1999

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                    REPORT             NEGATIVE            NO INPUT
                    ATTACHED           INPUT RECEIVED      RECEIVED

HEADQUARTERS        X
REGION I
REGION II
REGION III
REGION IV
PRIORITY ATTENTION REQUIRED  MORNING REPORT - HEADQUARTERS APRIL 22, 1999

MR Number: H-99-0035

                           NRR DAILY REPORT ITEM
                           GENERIC COMMUNICATIONS



Information Notice 99-11, "INCIDENTS INVOLVING THE USE OF RADIOACTIVE
IODINE-131," was issued on April 16, 1999.

This notice was issued to all medical licensees to alert them to recent
incidents that resulted in unintended radiation doses to humans, as a
result of the administration of radioactive iodine.  These cases
illustrate the need for communication and coordination between the
authorized user and the referring physician.  They also illustrate the
importance of verifying correct dosages and patient identity before
administration.

Contact:  Jamnes Cameron, RIII
          630-829-9833
          E-mail: jlc@nrc.gov
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HEADQUARTERS      MORNING REPORT     PAGE  2          APRIL 22, 1999

MR Number: H-99-0036

                           NRR DAILY REPORT ITEM
                           GENERIC COMMUNICATIONS



Subject: IN's 88-23, Sup 5, 99-10, and AL 99-01, IN97-15, Sup 1

NRC Information Notice 88-23, Supplement 5: Potential for Gas Binding of
High Pressure Safety Injection Pumps During a Loss-of-coolant Accident,
Dated April 23, 1999

The NRC is issuing this information notice to inform addressees of
industry experience regarding the transport and accumulation of gases in
high-pressure safety injection (HPSI) systems.

Technical Contacts: Christopher P. Jackson, NRR     Eric Benner, NRR
                    301-415-2947                    301-415-1171
                    E-mail: cpj@nrc.gov             E-mail: ejb1@nrc.gov

NRC Information Notice 99-10: Degradation of Prestressing Tendon Systems
in Prestressed Concrete Containments, Dated April 13, 1999

The NRC has issued this information notice to alert addressees to
degradation of prestressing systems components of prestressed concrete
containments.

Technical Contacts: H. Ashar, NRR                   G. Hatchett, NRR
                    301-415-2851                    301-415-3315
                    E-mail: hga@nrc.gov             E-mail: gxh@nrc.gov

NRC Administrative Letter 99-01: Reorganization of the Office of Nuclear
Reactor Regulation, Dated April 9, 1999

The U.S. Nuclear Regulatory Commission issued this administrative letter
to inform addresses of a reorganization of the Office of Nuclear Reactor
Regulation.

Contact: T. J. Carter, NRR
         301-415-1153
         E-mail: tjc@nrc.gov















HEADQUARTERS      MORNING REPORT     PAGE  3          APRIL 22, 1999
MR Number: H-99-0036 (cont.)




NRC Information Notice 97-15, Supplement 1: Reporting of Errors and
Changes in Large-break/ Small-break Loss-of- Coolant Evaluation Models of
Fuel Vendors and Compliance with 10 cfr 50.46(a)(3), Dated April 23, 1999
 The U.S. Nuclear Regulatory Commission is issuing this information
notice supplement to inform addressees of recent experience related to
the requirements of 10 CFR 50.46 regarding reporting of changes or errors
in emergency core cooling system (ECCS) evaluation models.

Technical contacts: Kulin Desai, NRR        Frank Orr, NRR
                    301-415-2835            301- 415-1815
                    E-mail: kdd@nrc.gov     E-mail: fro@nrc.gov

                    Edward Goodwin, NRR
                    301- 415-1154
                    E-mail: efg@nrc.gov
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