ML18348A241

LER 1977-021-00 and LER 1977-022-00 Discharge of Cooling Water Above Limit

ML18348A241
Person / Time
Site:	Palisades
Issue date:	04/20/1977
From:	Hoffman D Consumers Power Co
To:	James Keppler NRC/IE, NRC/RGN-III
References
LER 1977-021-00, LER 1977-022-00
Download: ML18348A241 (3)

Text

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• Power company General Offices: 212 West Michigan Avenue, Jackson, Michigan 49201

• Area Code 517 788-0550 April 20, 1977 Mr James G Keppler Office of Inspection and Enforcement Region III US Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60137 DOCKET 50-255; LICENSE DPR

• PALISADES PLANT - ER-77-21 At~ 77 DISCHA...~GE ABOVE 5°F LIMIT Attached are two reportable occurrences which involve the discharge of cooling water above the 5°F limit for the Palisades Plant.

David P Hoffman Assistant Nuclear Licensing Administrator

LICENSEE NAME

-*--ICENSEE EVENT REPORT CONTROL BLOCK: l..__......__.l.__....__.___._-""!!I 1 6 LICENSE NUMBER

• LICENSE TYPE Palisades (PLEASE PRINT ALL REQUIRED INFORMATION]

EVENT TYPE

• @EJIMlrlPIAILl1I lolol-lololo lolol-lo lol 14111111111 lo I 4I 7 8 9 14 15 . 25 26 30 31 32 DOCKET NUMBER EVENT DATE REPORT OATE

@IT! caN.,. r

• 1

• 1 1015101-101215151 1014101111111 1014121011111 7 8 57 58 61 68 69 74 75 80 EVENT DESCRIPTION

@:§) I During power de-escalation "B" cooling tower bypass valves were closed, causing I 7 8 9 80 lol31 l~_t_h_e_t::._T_t_o_b_e_o_._3_0_F_'o_v_e_r_t_h_e_5°_F_l_i_m_i_t_f_o_r_5_m_i_*n_u_t_e_s_,_w_h_i_l_e_in_h_o_t_s_t_a_n_d_b_y_t_h_e_"B_"_~I 7 89 80 lol41 I cooling tower pump was shut down resulting in the t::.T to be 2.1°F over the limit j 7 8 0-------------------------------------------------------------9-'o 10151 ~J--~r~o-r"--"'5......;;;m~i~n~u-t_e_s_.____________________________________________________,.--........~--...--~I 7 8 9 ~ '\ 80

@E ~I--------------------------------------------~(-t(_~ER_-7_7_-2_1~))...._~I 7 89 PB!ME ~ 80 SYSTEM CAUSE COMPONENT COM?ONENT 7 8 9 10 CODE

@I?] I H IF I w CODE 11 Iz 12 COMPONENT CODE I z I z I z I z I ZI 17 w

SUPPUER 43 44 MANUFACTURER I z I z I z Iz I 47 VIOLATION LU 48 CAUSE DESCRIPTION 7

m.8 I 9 This event was related to closing "B" power bypass valve and stopping "B" cooling 80 I

lolsl ~l__t_o_w_e_r__p_um __p_.__NP __D_E_s__1_i_m_i_t_s__w_e_r_e_n_o_t_e_x_c_e_e_d_e_d_._____________________________________~I

. 7 8 9 80

• ~.-i 1s'------------------------------...,.---------------..;._------------....----------------0~0 11 FACILITY METHOD OF STATUS  % POWER OTHER STATUS DISCOVERY DISCOVERY DESCRIPTION

[JI] ~ I 0 I 3 j 5 I I To Hot Standby I ~ NA 7 8 9 10 12 13 44 45 46 80 FORM OF*

ACTIVITY CONTENT 7

rn 8 RELEASED

~

9 OF RELEASE

• ~

10 11 AMOUNT OF ACTIVITY l.._______N_A______~I 44 45 LOCATION OF RELEASE NA 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION

[El 1010101 ~ NA 7 8 9 11 12 13 80 PERS.ONNEL INJURIES NUMBER DESCRIPTION EEl lolol 7 8 9 ol 11 12 NA 80 PROBABLE CONSEQUENCES

°[If~] None 7 8 9 80 LOSS OR DAMAGE TO FACILITY TYPE DESCRIPTION ITfil8 9~

7 10 NA 80 PUBLICITY

@?] NA 7 8 9 80

• ADDITIONAL FACTORS NA 7 8 9 80 ITifil8 9 7 80

i. CONTROL BLOCK:

LICENSEE NAME 1

. *ICENSEE EVENT REPORT I I I I I I I 6

LICENSE NUMBER

• LICENSE TYPE Palisades

[PLEASE PRINT ALL REQUIRED INFORMAT10N]

EVENT TYPE

@EllMlrlPIAILl1I lo lo I-lo lo lo lo lol-lo lo I 14111111111 Io I 4 I 7 8 9 14 15 25 26 30 31 32 REPORT REPORT TYPE SOURCE DDCKi;T NUMBER EVENT DATE REPORT DATE

@ITl coN'T r

• r

• 1 lJJ ~ I 01 s10I-lo121 s1 s1 1014101s11111 1014121017111 7 8 57 58 59 60 61 68 69 74 75 80 EVENT DESCRIPTION lol 2t I During power escalation "B" cooling tower pump was started, resulting in a /J.T that I 7 8 9 80 lol31 ._I_ _

0 0 a_v_e_r_a_g_e_d_3__F_o_v_e_r_t_h_e_5__F_l_i_m_i_t_f_or_l_O_m_i_n_u_t_e_s_._Th_e_*m_ax_im_um 0

__!J._T_w_a_s_6_.6__F_o_v_e_r_t_h_e__,_.I 7 8 9 80 lol41 limit.

7 80

@Ifil8 9.

7 8 9-----------------~--------------------------8-0 lol6I (ER-77-22) 7 8 9 PRIME 80 SYSTEM CAUSE COMPONENT COMPONENT CODE CODE

• COMPONENT CODE SUPPLIER MANUFACTURER VIOLATION

@0 IHI Fl L!J 1z1z1z1z1z1z1 ~ I zI z I z I z I l.!J 7 8 9 10 11 12 17 43 44 47 48 CAUSE DESCRIPTION

@:Im I This event was related to the starting of "B" cooling tower pump. NPDES limits I 7 8 9 80 lo191 j~_w_e_r_e_n_o_t_e_x_c_e_e_d_ed_._ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ ____,I 7 8 9 80 11

_,! 19--------------------------------------------------------------------------00

. FACILITY METHOD OF STATUS  % POWER OTHER STATUS DISCOVERY DISCOVERY DESCRIPTION IIEJ L£J I 0 I 5 I 0 I IPower Escalation ~ NA 7 8 9 10 12 13 44 45 46 80 FOAM OF ACTIVITY CONTENT 7

rn 8 RELEASED

~

9 OF RELEASE

-~I._

10 11 AMOUNT OF ACTIVITY

___N_A_ _ _~I 44 45 LOCATION OF RELEASE NA 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION

!ill] I 0I 0I 01 ~ NA 7 8 9 11 12 13 80 PERS.ONNEL INJURIES NUMBER DESCRIPTION EEi Io I oI 01 NA 7 8 9 11 12 80 PROBABLE CONSEQUENCES

[§J None 7 8 9 80 LOSS OR DAMAGE TO FACILITY TYPE DESCRIPTION 7

[I1fil 8 9 lli 10 NA 80 PUBLICITY

• ~

NA 9

i.

7 8 DEl: ADDITIONAL FACTORS NA

' 7 8 9 80 i

7 Eifil8 9 80

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