ML19224C626
| ML19224C626 | |
| Person / Time | |
|---|---|
| Site: | South Texas  |
| Issue date: | 06/13/1979 |
| From: | Seidle W NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV) |
| To: | Eric Turner HOUSTON LIGHTING & POWER CO. |
| References | |
| NUDOCS 7907050572 | |
| Download: ML19224C626 (1) | |
Text
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, pa " E c h,'c, UNITED STATES i.
! fe NUCLEAR REGULATORY COMMISSION
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REGION IV
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G11 RYAN PLAZA oRIVE. SUITE 1000
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- ARLINGTON, TEX AS 76012
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June 13, 1979 Docket No. 50-498 50-499 Houston Lighting and Pcwer Conpany ATTN:
Mr. E. A. Turner, Vice Fresident Power Plant Construction and Technical Services Post Office Box 1700 Houston, Texas 77001 Centlenen:
Enclosed is supple =ent AS to Preliminary Notification PNO-79-67, " Nuclear Incident at Three Mile Island," dated June 11, 1979.
Should you have any questions regarding this review, please contact this office.
Sincerely,
/
W.C.Sei@l, Chief Reactor C truction and Engineering Support Branch
Enclosure:
PNO-79-67AS 295 040 7
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M iMweniATI l'MEtini:<An :tuur1 CATION June 11, 1979 FRELIMINARY NOTIFICATION OF AN EVENT OR INUSUAL OCCURRENCE -- PNO-79-67AS This preliminary notification urovides uodated information _of safety or public int.erest significance.
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Facilitr: Three tiile Island Unit 2 Middletown, Pennsylvani. (DN-50-320) c.
Subjee*:
NUCLEAR INCIDENT AT THREE MILS ISLAND Overstional:
1.
The average coolant te=perature is 157 degrees F.
The highest incore thermocouple temperature reading is 280 degrees F.
Core cooling is being
=aintained by natural circulation. Pressure is about 340 psi with the pressuriner in solid operation.
Stes= is being admitted to the main con-desser through the turbine bypass valve from the A Steam Generator.
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2.
Water level in the reactor building is being measured daily, and is 7.3 feet above floor level this morning.
3.
Preoperational testing the Spent Fuel Pool Tank Farm, Once-Throuoh Seca.n Generator "B" I.,
cerm Cooling Systeo, the modified rad waste treatment system (EPICott), and the pressure / volume control system should be completed by June.15.
Environoental Status:
Environ = ental radiation levels remain consistent with natural background levels.
Airborne releases have been below Technical Specification limits. Frcs June 5 -
June 10,.1 bout 37 air sar:rples were collected by the NRC.
All were less than MDA.
Vegetation, soil and milk samples collected last week also showed no activity above MDA.
EPA air, water and eilk sa=ples collected during the week (up to June 3) showed no detectable activity from TMI.
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CONTINLTD
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Continued June 11,1979 Page 2 PNO-79-67AS
Contact:
RCPaulus, IE x27246 DThenpaon, IE x28t+87 Distribution:
Transmitted H St Sf.ajo Chairnan Handrie Cecxnissioner Bradford S. J. Chilk, SECT Com:sissioner Ecu.acdy Ccunniasioner Ahearne C. C. Kacmerer, CA Cenaissioner Gilinsky (For Distribution)
Transsitted: MNOD 3.* W P. Bldg 3*$3""
V. Stello, W IE L. -V. Gossick, EDO H. R. Denton, NRR Region I H. I'.. Ornstein, EDO R. C. DeYoung, NRR Regica II~ #1JJ--
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.l. Fouchard, PA R. J. Mattson, NRR Region III u'lo N. M. Haller, M?A R. S. Boyd, NRR Region IV 'f.' uS' R. G. Ryan, OSP SS Bldg 4 od Region V 4GC H. X. Shapar ELD W. J. Dircks, NMSS (MAIL)
S. Levine, RES J. J. Cta:xcings, CIA R. Minogue, SD II (Th!) Site (Provide cepy to STATE)
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khite 2cuee Situation Roca
- FDAA_,
(Provide copies to the Administrator and the Operations Center)
EPA DCE/EOC
DCPA
'. EEV i
Handcarry (FAA)
I S IATE PRELI2iINARY NOTIFICATION e
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