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Diablo Canyon Power Plant, Unit 1

Location: Avila Beach, CA (12 miles WSW of San Luis Obispo, CA); Region IV; Type: Westinghouse Four-Loop; Licensed MWt: 3304

Diablo Canyon Power Plant, Unit 2

Location: Avila Beach, CA (12 miles WSW of San Luis Obispo, CA); Region IV; Type: Westinghouse Four-Loop; Licensed MWt: 3468

Informs that util proposed to perform ECCS reanalyses for large-&-small-break LOCAs in 1998.

PRIORY'ZX i((ACCELERATED RIDS PROCESSING),"REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)C>'9ACCESSION NBR:9508090337 DOC.DATE: 95/07/31 NOTARIZED: NOFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1,Pacific Ga50-323 Diablo Canyon Nuclear Power Plant, Unit 2,Pacific Ga...

Urges full investigation of allegations of potential safety problems be undertaken before granting util license to operate.

-.SACRAMEtef3 ADDRESG COM usTTI E 3CTATE CAPtTOL CRIMINAL LAW ANDSACRAMENTO 9'A t a PUTLCC SAFETYNNATURAL RESOURCESOt TRCT OFFCEWAYS AND MEANSC Galifornia * egislatucew1914 WALNUT STREET= = , -a. ~ .; i THOMAS H. BATES 'M JM 23 P12:47'MEMBER OF THE ASSEMBLYTWELFTH DISTRICT(pyg...

Forwards "10CFR50.59 Rept of Facility Changes,Procedure Changes,Tests & Experiments on 941028-960524." Rept includes safety evaluations prepared during interval 941028 to 960524 reporting interval for DCPP FSAR,update,Rev 11.

ecATEGoRYWREGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR:9702040025 DOC.DATE: 97/01/29 NOTARIZED: NOFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga50-323 Diablo Canyon Nuclear Power Plant, Unit 2, Pacific GaAUTH. NAME AUTHOR AFFILIATIONRUEGER...

2007/10/11-Letter from Diane Curran enclosing the original of the Declaration by Dr. Gordon R. Thompson Regarding the NRC Staff's August 2007 Supplement to the Environmental Assessment and Final Finding of No Significant Impact...

94s /4./4s HARMON, CURRAN, SPIELBER SENBERG, LLP 1726 M Street, NW, Suite 600 Washington, DC 20036 02) 328-3500 (202) 328-69 18 fax October 1 1,2007 Emile Julian, Director Rulemakings and Adjudications Staff Office of the Secretary U.S. Nuclear Regulatory Commission Washington...

Withdrawal of License Amendment Request 03-18, "Revision to TS 5.5.9, 'Steam Generator Tube Surveillance Program,' and 5.6.10, 'Steam Generator Tube Inspection Report,' for 4-volt Alternate Repair Criteria for Steam Generator Tube Repair".

El Pacific Gas andElectric CompanyDavid H. Oatley Diablo Canyon Power PlantVice President and PO. Box 56May 13, 2005 General Manager Avila Beach, CA 93424805.545.4350Fax: 805.545.4234PG&E Letter DCL-05-054U.S. Nuclear Regulatory CommissionATTN: Document Control DeskWashington,...

Brief of the Northern California Power Agency on Specific Questions

DOCKETED USNRC UNITED STATES OF AMERICA BEFORE THE May 10, 2002 (4:19PM) NUCLEAR REGULATORY COMMISSION OFFICE OF SECRETARY RULEMAKINGS AND In the Matter of ADJUDICATIONS STAFF PACIFIC GAS AND ELECTRIC CO. Docket Nos. 50-275-LT, 50-323-LT (Diablo Canyon Power Plant, Units 1 and...

Provides basis for not plugging Row 1 steam generator tubes, in response to SSER 9 open item.Observed leakage rates low & stable.Tubes will leak rather than burst.

REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR:8401260218 OOC ~DATE: 8g/01/23 NOTA~D: NO DOCKETFAG'A:50 275 Diablo Canyon Nuclear Power Plant~ Unit ig Pacific Ga 05000275,50-3?3 Diablo Canyon Nuclear Power Planti Unit 2i Pacific Ga 05000323AUTH'AMEAUTHOR AFFILI...

Pacific Gas & Electric Co. Diablo Canyon Power Plant Units 1 & 2 Functional Requirements Specification Process Protection System (PPS) Replacement Nuclear Safety-Related,08-0015-SP-001, Rev. 9.

Functional Requirements SpecificationIc mfowW .- I I L - - ,Document No. 08-0015-SP-001Revision 9Nuclear Safety-RelatedNucwA~EtiERJ'Prepared for:Pacific Gas & Electric Co.Diablo Canyon Power Plant Units 1 & 2Process Protection System (PPS) ReplacementNovember, 2013. SOLUTION...

Requests assistance in obtaining listing of LERs w/severity categorizations for each commercial reactor for 1988 & listing of reported radionuclides emitted from each commercial reactor in 1988 in both air & water,by 890720.

_ _ - - -__..tEDWARD J. MARKEY2133 Rxecuan House o.eien suo..4 ' 77H Di3TIfCT, M.tss1CHUSETTSWsaumsfot DC 20515(202)223-2836couurrvras'"'"" ^" ' ""'" '60ligt*t$n Of IIJe Ellitch 6tateg^4""," .'l'A""'s#"*'Of87RICT OFFICE''c R: SUBCOMMITTEE ON" """"$'T "' '"house of Representati...

Declaration of EF Lowry.* TM Novak Board Notification 87-05 re Draft BNL rept "Beyond Design-Basis Accidents in Spent Fuel Pools (Generic Issue 82)" received in late Mar or early Apr 1987.Proof of Svc encl.

.- . . . . . . . . . . . . . . . . . . . . . . - --. . .--|UNITED STATES OF AMERICAJNUCLEAR REGULATORY COMMISSIONfiBEFORE THE ATOMIC SAFETY AND LICENSING BOARD)'In the Matter of:) Docket Nos. 50-275 and 50-323)(Spent Fuel Reracking)PACIFIC GAS & ELECTRIC COMPANY))j(Diablo Cany...

M080430B-Affirmation Session: SECY-08-0052 Indian Pt Units 2 & 3 License Renewal Docket Nos. 50-247-LR, 50-286-LR WestCAN; II. SECY-08-0054 PG&E Diablo Canyon ISFSI, San Luis Obispo Mothers for Peace Motions re CLI-08-05 & Contention 6.

UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION ***** AFFIRMATION SESSION *** PUBLIC MEETING *** Nuclear Regulatory Commission Commission Hearing Room 11555 Rockville Pike Rockville, Maryland April 30, 2008 The Commission met in open session, pursuant to n...

Motion to compel California Governor Deukmejian answers to 830610 interrogatories.Certificate of Svc encl.Related correspondence.

e.. . . _ . . . .- ~ . - . . . .... .'.',,.nEsd.h'|v .,VI.7..Y \,~/w-JUL 181983 ' M1UNITED STATES OF AMERICACC_2NUCLEAR REGULATORY COMMISSIONO.-i-#4ca.e d eS'*-9......,ms.4BEFORE THE ATOMIC SAFETY AND LICENSING APPEAL BOARD5-> 6-,,7In the Matter of)8)Docket No. 50-275 O.L.PACI...

Safety evaluation accepting util submittals on natural circulation cooldown for unit.

_.|. \'/%, UNITED STATES[, g NUCLEAR REGULATORY COMMISSION'E7,, WASHINGTON, D. C. 20555*|.....1ENCLOSUREiq'SAFETY EVALUATION BY THE OFFICE OF NUCLEAR REACTOR REGULATIONRELATED TO NATURAL CIRCULATION COOLDOWNKBEAVER VALLEY P0hdR STATION UNIT 2DUQUE5NE LIGHT COMPANY{DOCKET NO. 5...

Amend 83 to application for OL,re Chapters 4A,5 & 8 of Hosgri rept.

UNITED STATES OF AMERICANUCLEAR REGULATORY COMMISSION))PACIFIC GAS AND ELECTRIC COMPANY))Units 1 and 2—Diablo Canyon Site)))Docket No. 50-275Docket No. 50-323AMENDMENT NO. 83Pacific Gas and Electric Company hereby submits AmendmentNo. 83 to its application for an operating lic...

Forwards Insp Repts 50-275/87-18 & 50-323/87-15 on 870420- 24.No deviations or violations noted.

. _ ..-.1!|MY8 1987,!Docket Nos. 50-275 and 50-323Pacific Gas and Electric Company77 Beale Street, Room 1451San Francisco, California 94106Attention: Mr. J. D. Shiffer, Vice PresidentNuclear Power GenerationGentlemen:Subject: NRC Inspection of Diablo Canyon Nuclear Power Plant...

07/02/2004 Notice of Meeting with Pacific Gas & Electric Co Regarding Problem Identification & Resolution (PI&R) and Human Performance Issues.

June 14, 2004SUBJECT: MEETING WITH PACIFIC GAS AND ELECTRIC COMPANYFACILITY: Diablo Canyon Nuclear Power PlantDOCKETS 50-275 and 50-323DATE AND TIME July 02, 20048 a.m. (CDT)LOCATION: Region IV OfficeExecutive Conference Room (ECR)611 Ryan Plaza Drive, Suite 400Arlington, TX ...

IR 05000275-97-004, IR 05000323-97-004, on 07/07/1997 through 07/11/1997, Diablo Canyon Nuclear Power Plant, Units 1 and 2 & Notice of Violation. Review of the licensee's implementation of 10 CFR 50.65.

ENCLOSURE 2U.S. NUCLEAR REGULATORY COMMISSIONREGION IVDocket Nos.:License Nos.:50-27550-323DPR-80DPR-82Report No.:Licensee:Facility:Location:Dates:Team Leader:50-275/97-0450-323/97-04Pacific Gas and Electric CompanyDiablo Canyon Nuclear Power Plant, Units 1 and 27 1/2 miles NW...

Forwards observations & comments on initial startup & zero power reactor physics tests.

-e Nationat Laboratory NUCLEAR SYSTEMS SAF ETY PROGRNMay 18,'l984tf'E84-05-02Jesse Crews, Senior Reactor EngineerU. S. Nuclear Regulatory Comnission, Region V1990 N. California BoulevardSuite 202, Walnut C~eek PlazaWalnut Creek, California 94596Dear Hr. Crews:Enclosed is a sta...

Pacific Gas And Electric Company's Motion For Summary Disposition On Contention EC 1.

1 July 31, 2015 UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION BEFORE THE ATOMIC SAFETY AND LICENSING BOARD In the Matter of: PACIFIC GAS AND ELECTRIC COMPANY (Diablo Canyon Power Plant, Units 1 and 2) ) ) ) ) ) ) Docket No. 50-275-LR Docket No. 50-323-LR PACIFIC...

Comments on proposed rule 10CFR50.Concern re deplorable situation w/utils expressed.Situation unfair to shareholders.

hOP a []bW A LT E R D. M ANNING52 F/ 4@CERTf FIED PUBLIC ACCOUNTANTeos uAnxarer===v000KETEDSAN FnANCISCO, CALIFOaNI A e4105USNRC4to.7el-4iosMoved to838 West Dana Street'87 APR 23 P8 :13Mountain View, California 94041(415) 965-7642April 6, pCMErB7 J :::y fw;President Ronald Rea...

Supplemental Slope Stability Responses to Additional NRC Questions for Diablo Canyon Independent Spent Storage Installation Application, Attachments 3-1 - 4-1.

ATTACHMENT3-12101 Webster Street12th FloorOakland, CA 94612OldCE1(5103 663-4100 * FAX (5103 663-4141 GEOMATRIXMarch 6, 2003Project 6427.008pMr. Joseph SunPacific Gas and Electric CompanyGeosciences, 245 Market Street, Room 422AMail Code N4CP.O. Box 770000San Francisco, Califor...

Forwards ltrs to D Fleischaker & P Crane re deficiencies found at plant for distribution to persons associated w/ hearing.

-"'/,' . *%/ :) '* Cup}o,UNITED STATESff''gNUCLEAR REGULATORY COMMISSION.,**eADVISORY COMMITTEE ON REACTOR SAFEGUARDS*o,[WASHING TON. D. C. 20655'% , , , , , #, April 22,1982MEMORANDUM FOR: Bradley JonesELDps.FROM: g. C.cKini. ChiefProject Rey ew Branch #1SUBJECT:DIABLO CANYON...

PNO-V-86-046:on 860721,two seismic events occurred in Mammoth Lakes area.Largest event measured 6.2 on Richter scale & second measured 4.4.First event not felt at Diablo Canyon.Second event triggered Teratec recording.

[. Cdb/PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE--PNO-V-86-46Date 07/21/86This preliminary notification constitutes EARLY notice of events of POSSIBLE safety or publicinterest significance. The information presented is as initially received without verificationer...

Informs that util will inform NRC upon completion of qualified transducer installation at plant,currently scheduled for third refueling outage.

ACCELERATED DI. UTION DEMONS TION SYSTEMREGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR:9002090044 DOC.DATE: 90/02/01 NOTARIZED: NO DOCKETFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit1,Pacific Ga 05000275AUTH.NAME AUTHOR AFFILIATIONSHIFFER,J.D. Pacific Ga...

Summary of Telecon Between NRC and PG&E Related to the Review of the DCPP LRA.

July 8, 2010 LICENSEE: Pacific Gas and Electric Company FACILITY: Diablo Canyon Nuclear Power Plant, Units 1 and 2 SUBJECT: SUMMARY OF TELEPHONE CONFERENCE CALL HELD ON JUNE 24, 2010, BETWEEN THE U.S. NUCLEAR REGULATORY COMMISSION AND PACIFIC GAS AND ELECTRI...