ML20090E607

/01T:on 760611,boron Concentration of Injection Tank Below 20,000 Ppm Limit.Caused by Recirculation W/Low Concentration of Boric Acid Storage Tank B.Shutdown Initiated

ML20090E607
Person / Time
Site:	Turkey Point
Issue date:	06/25/1976
From:	Schoppman M FLORIDA POWER & LIGHT CO.
To:	Moseley N NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
LER-76-004-01T-01, LER-76-4-1T-1, NUDOCS 8304040110
Download: ML20090E607 (3)

Text

-

r LILENtibb EVENT HEPORT l

(

. . CONTROL 8 LOCK: SE P;;lNT ALL REOUIRED INFIRMATl!N)

• '."u? '50!' '#A' )

uCE~SE NuMeER ,.

h(l F lL l TlP l Sl 7 89 14' 15 3l 0l l0 l-l0 l 0l 0 l0 l 0 [ l'Ol0 l l 4 l 1l1 l 1l1 l l 0 l1 l 25

• 26 ,

30 31 32 CATEccRY SC A COCMET NUMBER* ' . EVENT OATE REPORT CATE <

01 CONT l' l 7 8 57 58 l lL l l0 l 5l0 l-l 0 l 2l 5 l 0l l0 l 6l1 l 1l7 l6 l l0 l 6 l 2 l 5 l 716 l !

59 60 61 60 69 74 75 - 60 l EVENT DESCRIPTION  !

, 35 l During steady state operation, routine sampling showed that the boron l 7 89 80 (

, h l concentration of the boron injection tank (BIT) was below the Technical 7 89 60 l{

5 E hr,cification limit of 20.000 com. Corrective action was to initiate l 7 89 eo 05 7 89 l a shutdo m in accordance with Administrative Procedure 103. 8 and to com- l I

g @ lmence adding a concentrated boric acid solution to the BIT. The boron 60[

7 89 pnug 60 CE COCE COMPONENT CCCE MAM# R VOLA 110N L

7 0

l Sl H I d 89 10 lV I Al Il Vl E lX l 12 W lD l 0 l2 l 5 l y [

11 17 43 44 47 48 .

CAUSE DESCRIPTION ~

y e l Dilution of the Unit 3 LIT was caused by recirculation with the "B" BAST l

(

l 7 89 eo j 0 l which also had a low boron concentration. The reason for the low BAST l l 7 89 1O l boron concentration is discussed by Reportable Occurrence 251-76-4. 80 )

,7 89 FAcuTv METuco o,

. 80 l)

STATUS  % POWER OTNER STATUS OtSCOVERY CSCOVERY DESCAPTCN 3

7 8 9 W 10 l 1l 0 l0 l l 12 13 N/A l 44

@ l N/A l 45 46 80 ACTMTV CCATENT

• RELEASED AMOUNT OF ACTMTV ~

12 (_Z_j OF yRELEASE l N/A l l LOCATON OF RELEASE N/A l 7 8 9 10 11 44 45 80 PERSONNEL EXPOSURES -

NUMBER TYPE CESCRPTON M l Ol 0 l 0 l [_Z.] l N/A l

7 89 11 12 13 60 PERSONNEL INJURIES NUMBER CESCAPTON 1

l 0l n l 0 l l N/A l i 7 89 11 12 80 PROBABL'E CONSEQUENCES -

5 Ql 7 89 N/A ,

l 60 LOSS OR OAMAGE TO_ FACIUTY TYPE DESCRFTCN Qdl 7 89 10 N/A l 80 PUBLICITY

, Ql 7 89 N/A l 60 ADOITIONAL FACTORS in l See page 2 for cont'inuation of Event Description l 7 89 80 8304040110 760625 gl gDRADOCK 05000250 .

7 89 l 60 NAME: b!. A. Schoppman PHONE: 305/552/3779 sFo ses.ooo

l o .., . .

o-  ;

REPORTABT.E OCCURRENCE 250-76-4 .!-

LICENSEE EVENT REPORT -

,_ PAGE TWO -

l . ,-

> . 1 Event Description-(Continued) ,

I concentration was returned to within specification and normal operation was resumed. A similar problem experienced by  !

Unit 4 is reported in Reportable Occurrence 251-76-4. (250-76-4). J l

9

. 8

=

4 0

e e

O e

b 4

e 9

e S

• 6 9

O

P.C'. BOX 013100 MIAMI, FLC ticA 33101 o

" ~

. .. e .

oL_.gs

=apy

,v " z .-

L-

• FLORiOA POWER & LIGHT cgs.17ANY

{' . /,.,

_.- / . ** .

June 25, 1976

. PRN-L'I-7 C-16 3

?

7 l Mr. Norman C. Moseley, Director, Region II' '

. [f ,

! Office of Inspection and Enforcement . ' N'jS',,

U. S. Nuclear Regulatory Commission -

230 Peachtree Str'eet, N.W., Suite 818  ;.l ,-  ; *. - "-i.

a- :3h Atlanta, Georgia 30303 T _7.  % , 5

Dear Mr. Moseley:

UY . ,y

._ .cy REPORTABLE OCCURRENCE 250-76-4 w

TURKEY POINT UNIT 3 \$ / /r 3 . -

DATE OF OCCURRENCE: JUNE 11, 1976 'Y l i

LOW BORON CONCENTRATION.

l W

i j ..

! The attached Licensee Event Report is being submitted in

accordance with Technical Specification 6.9.2 to provide i ' prompt notification of the subject occurrence.

1.

Very truly.yours,

! A. D. SCHMIDT ' '

l Vice President i

MAS /ao ,

4 Attachment ,

cc: Jack R. Newman, Esquire i: 'Directior, Office of Inspection and Enforcement -(40)

Director, Office of Management Information and Program Control (3) l-J

. 6728 -

-