ML20203G055

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Rept on Discharge Monitoring at Diablo Canyon Power Plant During Month of Mar 1986
ML20203G055
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 03/31/1986
From:
PACIFIC GAS & ELECTRIC CO.
To:
Shared Package
ML20203G054 List:
References
NUDOCS 8604280230
Download: ML20203G055 (39)


Text

{{#Wiki_filter:, s V l 4 PACIFIC GAS AND ELECTRIC COMPANY 4 NUCLEAR PLANT OPERATIONS REPORT ON DISCHARGE MONITORING AT DIABLO CANYON POWER PLANT i DURING THE MONTH OF MARCH 1986 ( ) 8604280230 860420 PDR ADOCK 05000275 j R PDR t 4 -,-,,v.y.,-+, -,---,---w-- 4, - - - - --

TABLE OF CONTENTS Page Overview..... 1 Swanary of Monitoring Program 1 A - Monitoring of Plant Influent and Effluent B - Monitoring of Receiving Waters Appendix 1 - Influent and Effluent Monitoring for March 1986 - Form Q-2 Appendix 2 - Incident Light Measurements - First Quarter 1986

OVERVIEW During the month of March, discharges were made from discharge paths 001 (main circulating pumps), 001-8, 001-0, 001-E, 001-F, 001-G, 001-H, 001-J, 001-K, 001-L, 002, 003, 004, and 005. No discharges were made from discharge paths 001-A, 001-C nor 001-I. Chemical, radiochemical and toxicity analyses were performed in accordance with chemical analysis procedures contained in the Diablo Canyon Power Plant, Units 1 and 2 Plant Manual, Volume 8, or by state approved laboratories, or by laboratories approved by the g gionals. Board staff.

SUMMARY

OF MONITORING PROGRAM A. Monitoring of Plant Influent and Effluent 1. Results of monitoring of plant influent and effluent in March are reported on Form Q-2's found in Appendix 1. 2. A static bioassay of Discharge 001 is performed quarterly in January, April, July, and October. B. Monitoring of Receiving Waters 1. Ecological Studies at Diablo Canyon Ecological studies in accordance with the Thermal Effects Monitoring Program (Provision D.4) continue. 2. Sediment Analysis Sediment samples are collected in September. 3. Aerial Photography of Kelp Beds Aerial photography (infrared film type 2443) of kelp beds in the vicinity of Diablo Canyon is required in February, June and October. 4. Surface Water Temperature Measurement of surface water temperatures will begin in April 1986. 5. Stratified Water Temperatures Stratified water temperatures are measured in February, June, and October. 6. pH and Dissolved Oxygen of Receiving Waters Monitoring of pH and dissolved oxygen in the receiving waters is scheduled in February, June, and October.

7. Incident Light Measurem:nts Incident light measurements for the first quarter of 1986 are reported in Appendix 2. Also included are data from December 1985, which were not previously reported. A map of light meter locations is also included. 8. In situ Bioassay Results of the Mussel Watch program will be reported to the Board directly from the California Department of Fish and Game in their periodic report for this program.

b APPENDIX 1 Influent and Effluent Monitoring March 1986

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.s as. U e4uX h .r s -,2 .s . uor,n. w _ m a i_ m L .m vita LLr p-a w, e ex., s m u,a> una w,i,.A w.o 1 ,8 YOUR REPORTING PEjlOD ISI l AND YOUR REPORTS MUST NLY BE SUBMITTED BY [_} DAYS FOLLOWING TH15 PU"OD. .s P.AbE 6 urm p. o, ~ o, 5$'7;; g t.i;;"_ p . ooc 04 L 'q;,;,;.r ;..'~ l / l t_-4. :ll.p_ _ - _,, L./, /s i l -.._s I,4 A i l [6._6] 6w,i_ j o, i. 6. ',2.., L h A, fu ST AllON Dt5(E@IiON~'E FFLUC='T 001-I FFC-'UDIb ttFL 004o Erfi. l201u ^ CONSIIIUt NI NAME IIIANIUM LATHIUM tsOR ON M M INL UN1f 5 dG/L Ub/L dG/L $/L 5AMPt1iy [ ~ - - kN FRJM I t'lL T LL"Fr PEJN I I1L T LUM F" [.R A It UtEOUEUCV N313 8'TL T FU4 I PfL T Pvt urg Ilf LT Pfwg g)gL y ~~

  • _- I _ _ __

.I March 1 T ~~T TI I 1 .1 a~~ m' 15 3 .2. .3. . 3 . l.. __.25___.___. 2 .4 .1..<10. .l. <5... a 5 .2. <5 9'.i .6 .1_ 40. .7 .1....<5.__._... .o 8 . 1...<10.... s# .9 ._E <5 .o T ,10.... . 3...._16...._.-_. ( c ..I.. . 20. -~ ..11 y..

g

.12 F._ _ _L. 28 __..... S'- 11 ........... - < 10 - n . f -. _ -........._-.-... - .g.._a n..-.. g __.. 1 1..... _ _. 16,._. . 2_ e c* v .17 .3..565. ____ ,h.. ....../........ G O O yj .19 __ ___..._____.................. __............_......... 3..... 6 s02f.3.. _ -..._ . 20 p 7._, y 21 ..22 1 _110. -_.... <5..___.._ y'. .23 ._3..._.bQ........ .24 2...150_.........___._....______... L a C o 25 2.. ..A...... _... ___..._._... _. _

  • 5 26 C

O -....27.._ . 2. __.45... i m .L_.d Q... _ _ _... I .28...., ..L__40........ .k ...29..__ .. 2_.. 25.... _ .30....- e 31 + IMONTHtV AVE R AGE Monisty wig" gg .._ -, 4, gg{$,, ,_g4g_ q 5s02E3 MONIHtY LOW u.- ._f o_ _imt_e.n. o_RDIN__GS MO f 45 q-

.t QOCE ME NT s t

. _[i"** EPM I I I I I I I I kfQUtpf MENT 87 j ' A b* ' I I I I I I I I-'- ~~"" RfQUIRt ME N! #3 I G. e M I I [ l l \\ 't---* d tJ c l M I _ 1 , o u .......o.... ...,L..~-... m. ...+ .h......+., SHI,FER JAME5 .-D. gg .,T1 p5,w REGIONAL 1 .p ... _.~......... n.. w, .yg y i,% c m g

APPENDIX 2 Incident Light Measurements First Second Quarter 1986 i

TT1 25.J' m "1 ..I <k w 1E., .o a.as c \\ ("*r 'o ~ = ~

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7. '

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ROWER PLANT / c i ' t..,, 7 9 +8 10",','. _ s o,. c e 49 9 . s, 23.',. T. l l ~ .'.a ' 6-Il 2 5-15 2 '. t y b otscHancE siRUCTURE ^8'"* i g. g *g'-gO'.. ~ ~ * * * * * * " ". " .i3 32* --tt, .eil.g . c .oaxi. s.~ 1 se c ,., 0 ll; ; ,=ttronowc. cat towen % =m ..k..,22*.'*f2.,.F O tape - WTAKE STRUCTURE o on- -p .s. ,14. ' ' ,e O-- a. .....s /

  • G e

re y ,'t<-... / c.** + s. 32 32e t g n99 30 +- 2 o l l .. BRE AxwATER$ c'e ,,.,,/ /

b. S!MS

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  • gg i g' ' %

'. ~.'%i d, '*' "V'f'6-O *',f,t FIGURE A.7 LOCatioses or seTERfeet. ..,,.. }f, d, AfC SSTOAL P f?WAL sG $ TAM

    • w,

[A w-esse accourte . sc ~ 6 g g g g g ~ ( f &^

KNDU SDEIPDL SDS9K KR 'DE TDE HRKD & 01 GC IE 'K) 31 GC 85 SDEN: 07 IBEL: 10 'DfPE T DENLHDENP LIGff 2N LNDS T u Ea'rstsits Data ftr the arith of GC 1985 KIR N PEMi MX MIN SM RM.SO. SID.G F S:D.ENt +2 SID.HR -2 SID.BR 0000 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0100 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0200 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0300 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0400 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0500 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0600 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0700 30 12.5 30 2 374 6242 7.4 1.3 15.2 9.8 0800 79 30.0 110 2 2371 124103 26.1 2.9 35.9 24.2 0900 86 56.8 220 2 4889 535037 55.0 5.9 68.7 45.0 1000 88 91.8 289 2 8CP6 1307940 80.7 8.6 109.0 74.6 1100 88 116.1 337 2 1021b 1967970 E0 10.2 136.6 95.7 1200 88 125.8 348 2 11066 N 99.5 10.6 1C.0 104.5 1300 86 126.7 325 2 10894 2031100 87.5 9.4 145.5 107.8 1400 85 94.9 238 2 8067 1133470 66.2 7.2 109.3 80.6 1500 79 59.6 151 2 4706 404310 39.9 4.5 66.5 50.6 1600 71 19.5 74 5 1385 40859 14.1 1.7 22..) 16.2 1700 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 if00 0 0.0 0 0 0 0 0.0 0.0 0.J 0.0 1900 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2000 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2100 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2200 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2300 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0

KNDEX SDUT9FIO0 SMWW KR 'DE TDE PERED & 01.3lN 86 'ID 31 NR O SDGIN 07 IDEL: 10 ME T NW1H9ENr4 L1Gfr ]N LNrJS & u Eirutnins Data for the innth d 3lN 1986 IHR N MAN M MIN SM SM.!Q. SID.M V SID.5 R +2 SIDJHL -2 SIDRR 0000 27 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0100 27 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0200 27 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0300 27 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0400 27 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0500 27 0.0 0 0 0 0 0.0 0.0 0.6' 0.0 0600 27 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0700 50 5.7 23 0 2EG 3409 6.1 0.9 7.4 3.9 0800 89 26.5 94 0 2358 99980 20.6 2.2 30.9 22.1 0900 90 60.4 204 0 5433 498775 43.8 4.6 69.6 51.1 1000 93 87.0 209 0 8088 1042000 60.7 6.3 99.6 74.4 1100 93 112.7 328 0 10479 1776300 80.5 8.3 129.4 E0 1200 93 132.0 340 0 12274 2524520 99.2 10.3 152.5 111.4 1300 93 128.9 340 0 11992 2288060 89.8 9.3 147.6 110.3 1400 92 104.1 255 0 9580 1516460 75.5 7.9 119.9 88.4 1500 91 62.9 194 0 5720 565392 47.8 5.0 72.9 52.8 1600 86 25.4 101 0 2184 94688 21.5 2.3 30.0 20.8 1700 41 3.6 21 0 148 1578 5.1 0.8 5.2 2.0 1800 30 0.0 0 0 0 0 0.0 0.0 0.0 0.0 1900 3G 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2000 30 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2100 30 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2200 30 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2300 30 0.0 0 0 0 0 0.0 0.0 0.0 0.0 l

KNDU SDETD00 ENERf RR 15E TDE MRKD & 01.DN 8610 31 ImR G SDUINI 07 IEEL: 10 T5E & MMENDENT: LKHr DiIM15 & u Einstairs Data fbt the amth d PfB 1986 KIR N MAN ImX MIN EM SM.Q. SID. Int SID.HR +2 SIDJER -2 SID.HR 0000 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0100 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0200 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0300 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0400 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0500 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0600 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0700 84 1.3 21 0 110 1438 3.9 0.4 2.2 0.4 0800 84 10.3 63 0 866 27444 14.9 1.6 13.6 7.1 0900 84 21.5 129 0 1803 113463 30.0 3.3 28.0 14.9 1000 84 33.6 164 0 2822 246612 42.8 4.7 42.9 24.3 1100 84 50.3 293 0 4226 574422 66.0 7.2 64.7 35.9 1200 84 60.2 244 0 5057 767043 74.7 8.1 76.5 43.9 1300 84 56.2 261 0 4724 690648 71.6 7.8 71.9 40.6 1400 84 52.6 244 0 4418 610652 67.5 7.4 67.3 37.9 1500 M 38.0 203 0 3194 TG11? 50.4 5.5 49.0 77.0 1600 84 18.0 107 0 1516 84164 26.2 2.9 23.8 12.3 1700 84 3.0 41 0 249 5693 7.7 0.8 4.7 1.3 1800 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 1900 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2000 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2100 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2200 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2300 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0

KNDU SDE'ISTDL SMNtf KR 'DE TDE RRED T 01 JpH IE 10 31 ffR'M SDEXN: 07 IEEL 10 'D5E & PENUBENra L1Gfr IN GG1S T u Emstr. irs Data fix the amnth of afR 1986 HIR N MAN EX PUN SM SM.!Q. SID.t W SIDJHL +2 SELDR -2 SIDER 0000 57 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0100 57 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0200 57 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0300 57 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0400 57 0.0 0 0 0 0 0.0 0.0 0.0 0.0 1 0500 57 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0600 57 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0 00 57 8.0 60 0 454 14142 U.7 1.8 11.6 4,3 0800 57 26.5 162 0 1509 125059 39.0 5.2 36.8 16.1 0900 57 47.4 252 0 2701 IMi637 66.6 8.8 65.0 29.7 1000 54 (8.7 381 0 3712 756044 W.2 U.2 95.2 42.3 1100 54 100.7 417 0 5437 1295090 118.8 16.2 D3.0 68.4 1200 54 114.6 415 0 6186 1541710 125.3 17.1 148.7 80.4 1300 54 110.0 379 0 5941 1451110 122.8 16.7 143.4 76.6 1400 54 88.2 335 0 4762 923570 W.5 U.3 114.7 61.7 1500 54 62.3 222 0 3362 400066 71.5 9.7 81.7 42.8 1600 54 31.6 143 0 1705 137673 39.8 5.4 42.4 20.7 1700 54 7.3 51 0 395 11931 U.1 1.8 10.9 3.8 1800 54 0.0 0 0 0 0 0.0 0.0 0.0 0.0 1900 54 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2000 54 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2100 54 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2200 54 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2300 54 0.0 0 0 0 0 0.0 0.0 0.0 0.0

i HOURLY MEAN SUBTIDAL LIGHT IN NORTH DIABLO COVE i (Stat ion.07-10) DECEMBER 1985 500 450-400-tu 'u 350-i g D 300-i l 'g D 250-3 200-l 3 W 150-3 7'.~mN \\ /'/ - Ns\\ 100- / f-NN ,/ 50-y,/ Ng 5 0 f 0000 0200 0400 0600 0000 1000 1200 1400 1600 1800 2000 2200 t TIME (HOURS) 4

4 HOURLY MEAN SUBTIDAL LIGHT IN NORTH DIABLO COVE (Station 07-10) JANUARY 1986 500 450-400-N 'o 350-E N 300-E p 250-G g 200-5 "' 150-e j m 3 / / \\ / 'p/ ~^ 100-f N NN 50- // NN 6 \\ h j 0 0000 0200 0400 0600 0800 1000 2200 1400 1600 1800 2000 2200 TIME (HOURS)

00 ,2 2 00 E ,0 2 V O C 00 O ,8 L 1 B A I 6 0 D 8 0 9 ,6 1 H 1 TR Y O R 0 ,0 N A 4 U 1 N R I B ) E 0 R S f" ,2 T F ,0 U H O G H ) ( I 0 E L '1 M 0 I L 7 0 T A 0 ,0 2 D I n T o 0 B i 0 U t ,0 S a 0 t N S A 0 ( E 0 M ,6 0 Y LR 0 U ,04 O 0 H 00 ,2 0 00 0 0 0 0 0 0 0 0 0 0 O0 0 5 0 5 0 5 0 5 0 5 4 4 3 3 2 2 1 1 N'uEh4pCy5W 3

t HOURLY MEAN SUBTIDAL LIGHT IN NORTH DIABLO COVE (Station 07-10) MARCH 198S 1 i l 500 .'1 450-400-t m 'o 350-E D 300-D 250-J 6 y 200-5 'A' 150-r,~% 3 / \\ N 100-y N \\ j ,/ y-m \\ i 50- / / x s\\ / / N ~ C/ Q 0 r j 0000 0200 0400 0600 0800 1000 1200 1400 1600 1800 2000 2200 TIME (HOURS)

KNDEY SDtmREN, SMMY KR 'DE TBE PERKD & 01 E 31 O SDOXNt 11 IDEL: 10 'ESE T ISSHDENT: IJ2tr 1N Tu Ihta fix the acnth of E 1985 KIR N PSN PM MDi SM SM.!Q. SID.ny SID.H R +2 SID.N R -2 S!D.H R 0000 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0100 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0200 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0300 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0400 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0500 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0600 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 WOO 41 7.9 19 0 324 3310 4.3 0.7 9.3 6.6 0800 80 20.9 92 0 1671 6W29 20.7 2.3 25.5 16.3 0900 86 44.4 180 0 3910 344368 44.3 4.7 53.9 35.0 1000 90 77.5 251 0 6973 9704T/ 69.5 7.3 92.1 62.8 1100 91 103.2 270 2 93 0 1539670 79.7 8.4 119.9 86.4 1200 93 108.3 273 2 10074 1757900 85.1 8.8 126.0 90.7 1300 93 10.0 314 0 9947 inom 91.7 9.5 326.0 W.9 1400 92 83.7 262 0 7696 1044670 66.4 6.9 97.5 69.8 1500 90 53.4 174 0 4809 412481 41.8 4.4 62.2 44.6 1600 78 17.9 69 2 1397 42563 15.1 1.7 21.3 14.5 1700 12 5.7 8 0 68 472 2.8 0.8 7.3 4.0 1800 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 1900 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2000 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2100 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 c 2200 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2300 0 0.0 0 0 0 0 0.0 0.0 0.0 0.0 4 l t

KNDU SDER10lL SM5W KR 'DE TBE MRED & 01 JRN 8610 31 NIR C5 SDEN; 11 TM - 10 'E5E & PENUMENT: IJGfr DiINFIS T u Einstelrs D2a for the sonth of JAN 1986 KIR N PEPIN 39X MIN SM SM.S. SID.I N SID.B R +2 SID.B R -2 SID.H R 0000 42 1.0 1 1 42 42 0.0 0.0 0.0 0.0 0100 42 1.0 1 1 42 42 0.0 0.0 0.0 0.0 0200 42 1.0 1 1 42 42 0.0 0.0 0.0 0.0 0300 42 1.0 1 1 42 42 0.0 0.0 0.0 0.0 0400 42 1.0 1 1 42 42 0.0 0.0 0.0 0.0 0500 42 1.0 1 1 42 42 0.0 0.0 0.0 0.0 0600 42 1.0 1 1 42 42 0.0 0.0 0.0 0.0 (T/00 69 5.1 19 1 349 3305 4.8 0.6 6.2 3.9 0000 92 19.1 78 0 1753 60053 17.1 1.8 22.6 15.5 0900 93 45.2 199 1 42(Tl 35027 42.7 4.4 54.1 36.4 1000 93 86.4 209 1 8038 1091690 65.7 6.8 100.1 72.8 1100 93 121.7 299 1 11322 2060440 86.1 8.9 139.6 103.9 1200 92 151.9 345 1 13979 3001420 98.2 10.2 172.4 131.5 1300 93 147.5 390 2 13717 3027160 104.5 10.8 169.2 125.8 1400 92 125.7 329 1 11562 2109540 84.9 8.9 143.4 108.0 1500 93 76.2 272 1 7091 03T/9 56.4 5.8 M.9 64.5 1600 91 29.7 140 0 7703 135693 24.8 2.6 34.9 24.5 1700 56 4.8 24 1 266 3090 5.8 0.8 6.3 3.2 1800 45 1.0 1 1 45 45 0.0 0.0 0.0 0.0 1900 45 1.0 1 1 45 45 0.0 0.0 0.0 0.0 2000 45 1.0 1 1 45 45 0.0 0.0 0.0 0.0 2100 45 1.0 1 1 45 45 0.0 0.0 0.0 0.0 2200 45 1.0 1 1 45 45 0.0 0.0 0.0 0.0 2300 45 1.0 1 1 45 45 0.0 0.0 0.0 0.0 )

HOUALY MEAN SUBTIDAL LIGHT IN SOUTH DIABLO COVE (Station 11-10) DECEMBER 1985 500 450-400-n, 350-u E D 300-

  • e D 250-5 U

E. 200-W 150-2 f.~., ,,, - - ~ y /?'/ N / 50-N 0 0000 0200 0400 0600 0000 1000 1200 1400 1600 1900 2000 2200 TIME (HOURS)

HOURLY MEAN SUBTIDAL LIGHT IN SOUTH DIABLO COVE (Sta t ion 11-10) JANURAY 1986 500 450-400-cu 'u 350-E N 300-m 250-6 h 200-6 w 150- /r m\\ / N 100 / / i // 50- // g /,/ N l Q 0 0000 0200 0400 0600 0800 1000 $200 1400 1600 1800 2000 2200 TIME (HOUPS)

KNDEY SDETfDL SMSR KR 'DE TDE PERKD T 01 GC T u m,85' mins 31 GC SD E N: 11 IBEL: 15 'D5E & MMUBENT: L1Gfr IN Dsta for the mmth d GC 1985 KIE N MM MC MIN SM SM.E). SID.IBr SIDJER +2 SID.H R -2 SID.H R 0000 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0100 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0200 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 g 7 0300 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0400 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0500 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0600 93 0.0 0 0 0 O 0.0 0.0 0.0 0.0 0700 93 1.5 17 0 136 1410 3.6 0.4 2.2 0.7 0800 93 14.2 80 0 1316 57974 20.7 2.1 18.4 9.9 0900 93 36.5 185 0 3393 308391 44.8 4.6 45.8 27.2 1000 93 58.9 228 0 5477 728381 66.4 6.9 72.7 45.1 1100 93 66.0 292 0 6142 858976 70.2 7.3 80.6 51.5 1200 93 73.6 303 0 6847 1061880 77.9 8.1 89.8 57.5 1300 93 69.9 292 0 6501 954355 73.7 7.6 85.2 54.6 1400 93 52.3 238 0 4861 528061 54.6 5.7 63.6 41.0 1500 93 31.6 122 0 2943 185503 31.7 3.3 38.2 25.1 1600 93 9.7 55 0 906 23998 12.8 1.3 12.4 7.1 1700 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 1800 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 1900 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2000 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2100 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2200 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2300 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0

KNDIY SDERRE SMARf IG ifE TDE MRKD & 01 M 8510 31 pmR 86 SDGIN: 11 IBE: 15 T5E & ISSRDENT: LIMP IN Gr!S T u Emstairs Data fxx the ncruth of M 1986 IDE N PUN tmX MIN SN SM.!Q. SID.IW SID.DR +2 SID.B R -2 SID.H R 0000 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0100 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0200 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 (D00 93 0.0 0 0 0 0 0.0 0.0 &ID '} 0.0 0400 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0500 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0600 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0700 93 2.3 20 0 210 2254 4.4 0.5 3.2 1.3 0800 93 16.0 120 0 1489 52185 17.6 1.8 19.7 12.4 0900 93 39.2 225 0 3641 281925 38.9 4.0 47.2 31.1 1000 93 67.3 210 0 6261 697875 54.8 5.7 78.7 56.0 1100 93 92.3 377 0 85El 1216670 G7.9 7.0 106.4 78.2 1200 93 N.8 277 0 8817 1345150 74.4 7.7 110.2 79.4 1300 93 92.1 240 0 2562 1188470 66.0 6.8 105.7 78.4 1400 93 70.9 210 0 6590 "T338 52.5 5.4 81.7 60.0 1500 93 42.1 130 0 3912 257328 31.8 3.3 48.7 35.5 1600 93 17.2 67 0 1597 45505 14.0 1.5 20.1 14.3 1700 93 2.1 21 0 193 2297 4.5 0.5 3.0 1.1 1800 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 1900 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2000 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 21CD 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2200 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2300 93 0.0 0 0 0 0 0.0 0.0 0.0 0.0 4

KNDEY SDUTSTDL SMMY KR 'DE TDE RRKD T 01 JRN 151D 31 ISR'n 86 S3GICN: 11 IBIEL: 15 TGE T POEUBENT: LEHF 1N INMS T u El Data for the amth d FIB 1986 IGR N MM M MIN EM EM.fQ. SID.IEV SID.HR #3 SID.H R -2 SID.H R 0000 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0100 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0200 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0300 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0400 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0500 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0600 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 0700 64 1.1 .H 0 90 874 3.1 0.3 1.7 0.4 0800 84 4.2 29 0 349 5701 7.2 0.8 5.7 2.6 0900 84 7.8 59 0 651 159J7 11.5 1.2 10.2 5.3 1000 84 D.9 82 0 1166 46660 19.2 2.1 18.1 9.7 1100 M 19.1 123 0 1604 94944 27.8 3.0 25.2 13.0 1200 64 22.3 160 0 1 872 142992 34.9 3.8 29.9 14.7 D00 84 19.3 121 0 1617 109679 30.8 3.4 26.0 12.5 1400 84 20.5 112 0 1720 94728 26.8 2.9 26.3 14.6 1500 84 14.3 78 0 1204 40298 16.7 1.8 18.0 10.7 1600 M 9.1 59 0 764 18(D6 12.0 1.3 11.7 6.5 1700 M 2.2 18 0 182 1960 4.3 0.5 3.1 1.2 1800 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 1900 M 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2000 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2100 64 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2200 84 0.0 0 0 0 0 0.0 0.0 0.0 0.0 2300 64 0.0 0 0 0 0 0.0 0.0 0.0 0.0

lll llll1 1l 0022 00 E 02 VO C 0 O ,08 L 1 B A I 5 0 D 8 0 9 ,6 H 1 1 T N U R O E 0 N ^x 0 S B 4 M 1 N E I C ) E S 0 R T D 0 U H ,2 O ~ G 2 H ) E I 5 ( L 1 M 0 I L 1 0 T ,0 A 1 D 1 // I n T o 0 B i ,0 g U t 0 S a 0 t N S A 0 ( E 0 M ,6 0 5 Y LR 0 U ,04 O 0 H 00 ,2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 00 0 5 0 5 0 5 0 5 0 5 5 4 4 3 3 2 2 1 1 m'o* Dkp0g5W 3 ll l'

HOURLY MEAN SUOTIDAL LIGHT IN SOUTH DIABLO COVE (Station 11-15) JANUARY 1986 500 450-400-tu 350-u E D 300-t g 250-0 y 200-5 W 150-100- [ ^'N /~, s-m NN

-['

50- / N 0000 0200 0400 0600 0000 1000 1200 1400 1600 1800 2000 2200 TIME (HOURS)

i HOURLY MEAN SUBTIDAL LIGHT IN SOUTH DIABLO COVE (Station 11-15) FEBRUARY 1986 500 450-400-ni 'o 350-D 300- 'E D 250-5 $ 200-5 W 150-o 100-50- _g~ ^ w 0 0000 0200 0400 0600 0800 1000 1200 1400 1600 1800 2000 2200 TIME (HOURS)

800HY SDEEIDL SNMr KR 'DE TDE PERKD & Q1 IE 31 O l SDENs 99 IEEL: 35 'IME T N!NMEDENT: SIAR Di Tu its j Data fiar the month of GC 1985 K1R N NM mX MIN SM SM.3). SID M SID.B R +2 SID.H R -2 SID.1!Rt 0000 90 27.1 35 19 2442 68218 4.7 0.5 28.1 26.1 0100 90 27.2 35 19 2452 68764 4.7 0.5 28.2 26.3 0200 90 27.1 35 19 2439 68095 4.7 0.5 28.1 26.1 0300 90 27.2 35 19 2447 68515 4.7 0.5 28.2 26.2 0400 90 27.1 35 19 2439 68115 4.8 0.5 28.1 26.1 1 0500 90 27.2 35 19 24C EE15 4.7 0.5 3.2 26.2 0600 90 27.2 35 18 2451 68527 4.5 0.5 21L2 26.3 0700 92 63.8 134 27 5865 467159 32.0 3.3 10.4 57.1 0800 90 LEO 311 45 1588 wmn 64.4 6.8 189.6 162.4 0900 90 281.7 454 0 25351 7922560 93.7 9.9 301.4 261.9 1000 90 376.8 482 108 33913 m >nnn 99.1 10.4 397.7 355.9 1100 90 406.6 564 106 36592 10 30200 123.3 13.0 432.6 30.6 1200 90 420.7 649 97 37862 17394800 128.4 13.5 40.8 393.6 1300 90 347.1 515 85 31243 11957400 106.6 11.2 369.6 324.7 1400 90 255.4 394 58 22967 6539280 86.6 9.1 2 73.7 237.1 1500 90 151.4 2ti6 35 13629 2316990 53.3 5.6 162.7 140.2 IfiOO 90 0.7 91 23 4294 241748 20.4 2.1 52.0 43.4 1700 87 27.8 35 23 2416 68802 4.5 0.5 28.7 26.8 1800 84-27.7 35 23 2330 66432 4.7 0.5 28.8 26.7 1900 84 27.6 35 23 2320 65828 4.6 0.5 28.6 26.6 2000 85 27.5 35 15 2336 66060 4.7 0.5 28.5 26.5 2100 89 27.4 35 19 2439 68713 4.6 0.5 28.4 26.4 2200 89 27.2 35 19 2422 67802 4.6 0.5 28.2 26.2 2300 67 27.3 35 19 2375 66729 4.7 0.5 28.3 26.3

KNDEY SIMr!SPDL EDOMY KR 'DE TEE H!RKD T Q1 M 8610 31 ISR 86 SDGENa 99 IDEL8 35 'IYPE & MMUBENrs SIAR E4 INL15 & u Einstairs Dea fix tie sonth of M 1986 KIR N ION M MIN SM SM.!Q. SID.M V SID.l!HL +2 SID.B R -2 SID.IHL' 0000 88 28.6 36 23 2517 72611 2.7 0.3 29.2 28.0 0100 90 28.6 39 23 2578 74582 2.9 0.3 29.3 28.0 0200 90 28.6 39 23 2576 74566 3.1 0.3 29.3 28.0 0300 90 28.6 40 23 2571 74283 3.1 0.3 29.2 27.9 0400 90 28.6 39 23 2575 74535 3.1 0.3 29.3 28.0 0500 90 28.6 39 23 2571 74295 3.1 O.3 29.2 'I7.9 0600 90 28.2 37 23 2540 72338 2.7 0.3 28.8 27.7 0700 90 54.1 156 20 4865 351873 31.6 3.3 60.7 (7.4 0000 90 166.9 M 35 15024 30M170 74.9 7.9 182.7 151.1 0900 90 2 77.0 S93 42 24930 nrnon 120.7 12.7 302.4 251.6 1000 90 3 77.5 705 57 33973 14607800 141.6 14.9 407.3 347.6 1100 90 456.9 869 91 41117 21268500 167.1 17.6 492.1 421.6 1200 93 467.5 965 71 43479 24071700 201.7 20.9 509.4 425.7 1300 93 415.3 834 63 38627 18944300 177.6 18.4 452.2 378.5 1400 93 316.8 678 44 29464 111 M 139.7 14.5 345.8 287.8 1500 93 194.4 484 34 18083 4444200 100.4 10.4 215.3 173.6 1600 93 79.0 274 21 7343 806821 49.7 5.2 89.3 68.7 37)0 93 29.4 55 23 2736 0798 6.0 0.6 30.7 28.2 1800 67 28.9 39 23 2515 7348 3.0 0.3 29.6 28.3 1900 67 29.0 40 23 2523 74035 3.2 0.3 29.7 28.3 2000 87 28.9 39 23 2516 73578 3.1 0.3 29.6 28.3 2100 90 28.8 37 23 2590 75184 2.7 0.3 29.3 28.2 2200 90 28.5 36 23 2566 73722 2.5 0.3 29.0 28.0 2300 90 28.6 36 23 2578 74484 2.7 0.3 29.2 28.1

1 1 1 xMaar Spannt stew n a Tne man & 01 e 31 w e.86 SDEEN: 99 IEEL: 35 T@E T N SIAR IN T u E1nsteirs y / e * = e * = 1986 [ KIR N MPN thX MIN SM SM.E). SID.IEF SID.HR +2 SID.HR -2 SID.HR t/ 0000 84 e.4 52 25 3395 140387 6.2 0.7 E.8 39.1 0100 84 40.5 52 27 3404 1G256 6.3 0.7 G.9 39.1 0200 84 40.7 52 26 3415 142391 6.5 0.7 42.1 39.2 0300 84 40.8 52 27 3477 143491 6.7 0.7 42.3 39.3 0400 84 40.7 52 27 3420 1428tB 6.6 0.7 42.1 39.3 0500 84 40.6 S2 27 3G0 1G454 6.0 0.7 4.9 o 39.3 0600 84 41.9 71 25 3517 1541M 9.1 1.0 43.9 39.9 0700 84 112.3 311 29 9435 1486320 71.7 7.8 128.0 96.7 0800 84 267.2 549 51 22448 7731860 144.5 15.8 298.8 235.7 0900 84 427.8 746 84 35932 18627900 198.1 21.6 4 71.0 384.5 1000 84 541.1 883 63 45452 29774800 249.8 27.3 S95.6 486.6 1100 84 632.1 959 77 53094 39670100 2 71. 3 29.6 691.3 572.9 1200 84 610.0 959 56 51239 3756W00 275.6 30.1 670.1 549.8 1300 84 564.1 1053 70 47381 330G100 275. 8 30.1 624.3 503.9 1400 Bi 480.8 895 82 40383 23954600 233.9 25.5 531.8 429.7 1500 84 318.9 615 49 26787 11C00400 172.1 18.8 356.4 281.3 1600 84 172.0 334 38 14445 3295500 98.9 10.8 193.5 150.4 1700 84 56.8 149 26 4768 334264 27.7 3.0 62.8 50.7 1800 78 40.1 49 26 3124 127174 5.2 0.6 41.2 38.9 1900 77 40.7 52 27 3135 130115 5.7 0.7 42.0 39.4 2000 78 41.1 52 27 3201 134336 5.9 0.7 42.4 39.7 l 2100 78 41.1 52 26 3209 Dt727 5.9 0.7 42.5 39.8 2200 31 41.2 52 26 3337 140283 5.9 0.7 42.5 39.9 2300 84 41.3 52 27 3468 146096 5.9 0.6 42.6 40.0

KNDLY SDtrISTEX, SM9K KR 'DE 'IDE HRED T 01 MB f*s 'ID 31 NR 86 SUGEN: 99 IDEL: 35 'D5E T M!NUBENT: SIAR IN INTIS T u Einstedns Data ftr the utnth cf MR 1986 KIR N MiPN MUC MIN SM EM.3). SID.I N SID.B R +2 SID.B R -2 SID.5 R 0000 18 52.2 54 51 939 49013 1.3 0.3 52.8 51.6 0100 18 52.2 54 51 939 49013 1.3 0.3 52.6 51.6 02C0 18 52.4 54 50 944 49536 1.3 0.3 53.1 51.8 0300 18 52.5 54 51 945 49639 1.2 0.3 53.1 51.9 0400 18 52.2 54 51 940 49116 1.3 0.3 52.8 51.6 0500 18 53.0 59 51 954 S0684 2.7 0.6 54.3 St.7 0600 18 62.9 109 47 1132 76134 17.1 4.0 70.9 S4.9 0700 18 174.9 332 57 3148 667704 E.0 19.6 214.0 135.8 0800 18 290.3 557 111 5226 190X110 151.4 35.7 361.7 219.0 0900 18 397.3 760 112 7151 3749400 31.2 54.5 506.3 288.3 1000 18 544.5 897 225 9001 6357150 245.0 57.7 660.0 429.0 1100 18 644.3 961 297 11598 3536340 250.1 58.9 762.2 526.4 1200 18 724.1 987 7 73 1304 11N4000 310.2 73.1 870.3 577.9 1300 18 712.9 1063 28 12832 10266800 256.6 60.5 83.8 591.9 1400 18 646.5 819 262 11637 8059NO 177.5 41.8 730.2 562.8 1500 18 460.2 633 169 8284 4167290 144.5 34.1 528.3 392.1 1600 18 229.4 399 Bi 4129 1163660 112.9 26.6 282.6 176.2 1700 18 82.3 157 47 1481 143349 35.6 8.4 99.0 65.5 1800 18 51.2 59 47 922 47434 3.5 0.8 52.9 49.6 1900 18 47.4 59 9 854 43600 13.5 3.2 53.8 41.1 2000 17 46.3 55 0 787 41139 17.1 4.2 54.6 38.0 2100 15 52.4 55 50 786 41242 2.0 0.5 53.4 51.4 2200 15 52.7 55 50 790 41642 1.6 0.4 53.5 51.8 2300 15 52.3 55 51 784 41014 1.6 0.4 53.1 51.4

+ r ~ i HOURLY MEAN SURFACE LIGHT AT DIABLO CANYON (Station 99+35 - SIMS) DECEMBER 1985 1000 900-800-cu 'u 700-E N 600- <g g 500-G fm y y 400-r U f r',,\\ \\ z 300- // \\k o // 200-l h 200-0000 0200 0400 0600 0000 1000 1200 1400 1600 1800 2000 2200 TIME (HOURS)

I HOURLY MEAN SURFACE LIGHT AT DIABLO CANYON (Station 99+35 - SIMS) JANUARY 1986 1000 900-800-cv 'u 700-E h 600-4 g 500-f -- ^ y M / 'N $ 400- /[^N \\ 5 l/ \\\\ 828 300- // g 3 // \\\\ 200- / \\ 100-g 0 0000 0200 0400 0600 0800 1000 1200 1400 1600 1800 2000 2200 TIME (HOURS)

f 00 N2 00 '0 2 N O 0 Y 0 6 N N 8 A 9 C 1 O h 0 Y 0 \\( L N R B A \\ \\ 1 A U I \\\\ R D \\ \\ 0 B \\ T \\ \\ I E O F A N t g ) T ) S S H N N 0 R M G 0 U I N O I S 1 L H ( E E / / 0 IM C 5 0 T A / / '0 3 F / / 1 + RU // 9 9 / /[ / S 0 0 / N n N / o A / O i / E lJ t M a 0 t 0 Y N S L O ( R U O 0 H O I O 00 N O 00 ':. - - ~ : - _ 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9 8 7 6 4 3 2 1 1 c ' g Rc u v4E!$W" 1ll

t I e j 'l i i .i t g ti a '-I j s e t l l' y 1 ;- .l p i i, g i I l ip.1.'i l. i HOURLY MEAN SURFACE LIGHT AT DIABLO CANYON (Station 99+35 - SIMS) MARCH 1986 iCVs 900- ~ / h 800-m / g 'u 700- / / \\ N 600- / \\ 'e / s'. M D 500- [ \\ / 5 / / \\\\ / \\ w m / / \\ '\\

  • 400-

\\ s / / \\\\ \\. W 300- / o / l 200- / \\ \\ ~ // \\ 100- / -s 0 j 0000 0200 0400 0600 0000 1000 2200 1400 1600 1800 2000 2200 4 TIME (HOURS) 3 1 <}}