Text

Thermal Mapping Rept 80-4 for 800807
	ML20064K067
Person / Time
Site:	Peach Bottom
Issue date:	09/10/1980
From:	; PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	;
Shared Package
ML20064K065	List: ML20064K064; ML20064K067; ML20064K072;
References
	NUDOCS 8009160431
	Download: ML20064K067 (4)
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.

Piach Bottom Atomic Power Station Thermal Mapping Report No. 80-4 For August 7, 1980 For Thermal Monitoring Requirements Units No. 2 and 3 Philadelphia Electric Company

/

8 4 0

. Summary i

On August 6 less than three cooling towers were in operation and river flows were less than 15,000 cfs therefore thermai plume mapping was ordered and was performed on August 7th.

The following table lists conditions on August 6, and August 7th. ,

Date : 8/6/80 8/7/80 River Flow (cfs)^ : 8505 = 7300 9

lleat Discharged (BTU /hr) : 1.15 X 10 9 3.41 x 10 i of C.W. Pumps Operating : 4 4

of Cooling Towers : 2 _3 4

Temp Discharge Canal F( ) : 89 89 Temp State T.ine F( } : - 82.6 Temp IIoltwood Dam F : - 86.9 i

(1) Bulk tempera *.ure of water' discharged to Conowingo Pond from discharge canal.

- ; r. * - /:' _ y ? *:,

.a te. Li s a .

4 9 O

Ed gf %URVFY INF_f)NMAf tng StieTET DATR 04(')P/30 71 4 :

Survey Start (t$T)

State Line (t3T) ,

, Survey Flate4 tt$r)

0920 If7DitAULIC DATA:

Pond tievettoe Start (Ft.)

104.67 Pond tievestos finiem (Ft.)

107.1%

Natural Flow {d hour ave. CFS) 7.300 Conovingo Laflow (24 hre. ..e.. CFS) 13.300 Conowsnes Das Draf (24 hr. eye.. CF3J 9.975 PSAPS Power Outputt Unit 2: Therust twW) O tleeteteel (MW) -15.3 Unit 3 r The res t (W) 3231.9 Electrieel t w) 1028.6 MITE 0Act.0CICAL DATA:

Time (Est) 0641 0700 Air Temperature (*F) 80 telstive Numidtre (T) 72 Preetettation (24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> total. In) 0 Wind Speed (aoh) 2

-. flood Over Hasy

.5 Location; Boat Sta. # 7 Wind Otreetton NW WATER TDetRATUt2 (SURVIT)

POAPS Discharge 'C, (*F) 31.7 (99.06)

Intaae T C7 7'F) 28.4 (93.12) aT 'C. (*F) 3.3 ( 5.94)

Pond Surface Mas. "C. ("F) 31.6 (98.8)

Min. T ("F) 2s.2 (s2.n

~

7 end lottaa Man. ,"C. ("F) 31.3 (39.2) 4ta. T ("O 33.0 (52.4) 4 No. of C.W. Pumpe Operating 4

No. et Coottag Towere Operattng 3

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ML20064K067

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