ML16342A204

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Forwards Insp Repts 50-275/93-16 & 50-323/93-16 on 930525-0706 & Notice of Violation
ML16342A204
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 07/30/1993
From: Vandenburgh C
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V)
To: Rueger G
PACIFIC GAS & ELECTRIC CO.
Shared Package
ML16342A205 List:
References
NUDOCS 9308160124
Download: ML16342A204 (8)


See also: IR 05000275/1993016

Text

FORD I

REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)

ACCESSION NBR:9308160124

DOC.DATE: 93/07/30

NOTARIZED! NO

DOCKET

ACIL:50-275 Diablo Canyon Nuclear

Power Plant, Unit 1, Pacific

Ga

05000275

50-323 Diablo Canyon Nuclear

Power Plant, Unit 2, Pacific

Ga

05000323

AUTH.NAME

AUTHOR AFFILIATION

VANDENBURGH,C.

Region

5 (Post

820201)

RECIP.NAME

RECIPIENT AFFILIATION

RUEGERPG.M.

Pacific Gas

& Electric Co.

SUBJECT:

Forwards

insp repts

50-275/93-16

a 50-323/93-16

on

930525-0706

& notice of violation.

DISTRIBUTION CODE:

IEOID

COPIES

RECEIVED:LTR + ENCL l

SIZE: 3 +

TITLE: General

(50 Dkt)-Insp Rept/Notice of Violation Response

NOTES:

RECIPIENT

CODE/NAME

PDV PD

EXTERNAL: EG6G/BRYCE,J.H.

NSIC

INTERNAL: ACRS

AEOD/DSP/ROAB

AEOD/TTC

NRR/DORS/OEAB

NRR/DRIL/RPEB

NRR/PMAS/ILPBl

NUDOCS-ABSTRACT

OGC/HDS1

RES/HFB

COPIES

LTTR ENCL

1

1

2

2

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

RECIPIENT

ID CODE/NAME

PETERSONPS

AEOD/DEIB

AEOD/DSP/TPAB

DEDRO

NRR/DRCH/HHFB

NRR/DRSS/PEPB

NRR/PMAS/ILPB2

OE

D

EG

F

02

RGN5

FILE

01

NRC PDR

COPIES

LTTR ENCL

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

NOTE TO ALL RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTE! CONTACT THE DOCUMENT CONTROL DESK.

ROOM Pl-37 (EXT. 504-2065) TO ELIMINATEYOUR NAME FROM DISTRIBUTION

LISTS FOR DOCUMENTS YOU DON'T NEED!

TOTAL NUMBER OF COPIES

REQUIRED:

LTTR

24

ENCL

24

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UNITED STATES

-NUCLEAR REGULATORYCOMMISSION

REGION V

1450 MARIALANE

WALNUTCREEK, CAUFORNIA94596-5368

Jut

go

'i993

Pacific

Gas

and Electric Company

Nuclear Power Generation,

B14A

77 Beale Street,

Room

1451

P. 0.

Box 770000

San Francisco,

California 94177

Attention:

Mr. G. H. Rueger,

Senior

Vice President

and General

Manager

Nuclear Power Generation

Business unit

Subject:

NOTICE OF VIOLATION

NRC

INSPECTION

REPORT

NOS. 50-275/93-16

AND 50-323/93-16

This refers to the routine inspection

conducted

by H. Hiller and F.

Gee during

the period from May 25 through July 6,

1993.

This inspection

examined your

activities

as authorized

by NRC License

Nos.

DPR-80 and DPR-82.

At the

conclusion of the inspection,

the inspectors

discussed their findings with

members of the

PGKE staff.

Areas

examined during this inspection

are described

in the enclosed

inspection

report.

Within these

areas,

the inspection consisted of selective

examinations of procedures

and representative

records,

interviews with

personnel,

and observations

by the inspectors.

Based

on the results of this inspection, it appears

that certain areas of your

activities were not conducted in full compliance with NRC requirements,

as set

forth in the enclosed

Notice of, Violation (Notice).

These violations involved

(1) two instances

of inadvertent dilution of boron in the reactor

coolant

system, resulting from fai lure to follow or provide adequate

procedures;

and

(2) failure to perform timely reviews of action requests

to determine

whether

a quality e'valuation

was required.

The boron dilution events

represented

a

failure of plant processes

to properly control reactivity due to poor

procedure quality and adherence.

We are also concerned

regarding the length

of time that passed after the initial event before plant management .initiated

corrective action.

In accordance

with 10 CFR 2.790(a),

a copy of this letter, the enclosures,

and

your response will be placed in the

NRC Public Document

Room.

The response

directed

by this letter and the accompanying

Notice are not

subject to the clearance

procedures

of the Office of Management

and Budget as

required

by the Paperwork Reduction Act of 1980,

Pub.

L.96-511.

9308ihOi24

930730

PDR

ADOCK 05000275

6

PDR

Should you have

any questions

concerning this inspection,

we will be pleased

to discuss

them with you.

C. A. VanDenburg

, Chief

Reactor

Projects

anch

Enclosures:

1.

Notice of Violation

2.

Inspection

Report Nos. 50-275/93-16

and 50-323/93-16

cc w/enclosures:

Dr. Richard Ferguson,

Energy Chair, Sierra Club California

Ms. Nancy Culver,

San Luis Obispo Mothers for Peace

Ms. Jacquelyn

C. Wheeler

Managing Editor, The County Telegram Tribune

Chairman,

San Luis Obispo County Board of Supervisors

Mr. Truman Burns, California Public Utilities Commission

Mr. Robert Kinosian, California Public Utilities Commission

Robert

R. Wellington, Esq.,

Diablo Canyon

Independent

Safety Committee

Mr. Steve

Hsu, Radiologic Health Branch, State

Department

of Health Services

Mr. Peter

H. Kaufman,

Deputy Attorney General,

State of California

Mr. Mark Urban,

Deputy Attorney General,

State of California

Christopher J. Warner,

Esq.,

PG&E

Mr. John Townsend,

Vice President

and Plant Manager,

Diablo Canyon

0

/

bcc w/copy of enclosures:

Docket File

Project Inspector

Resident

Inspector

B. Faulkenberry

K. Perkins

S. Richards

C. VanDenburgh

R.

Huey

P. Johnson

S. Peterson,

NRR

G.

Cook

bcc w/enclosure

1:

M. Smith

J. Bianchi

J. Zollicoffer

REGION V

Nil

FG

e

/

Q/q

3

NO

7

YES

NO

ES

NO

RHuey

$/g 33

CVa

De

g

ES

NO

YES

NO

YES

NO

File Location:

G: )PSI)DC-93-16. PHJ

130015