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I FIRST QUARTER 1994 SEWER DISCHARGE REPORT
<br /> I GROUND WATER PUMPING SYSTEM WITH DISCHARGE TO SEWER
<br /> I C M WEBER ENTERPRISES
<br /> f 141 N EL DORADO STREET,STOCKTON, CA
<br /> I I
<br /> Monitonr / Time Ground i Pumping Doscha e" Total" Total Discharge Sampling Point - Concentrations in micro rems/liter
<br /> Sampling Water Wells to Sewer Howmeter to Sewef Sewer Discharge
<br /> Date System ( ) Readm (gallons) Sampling Constituents Bona- Tok. ftnd oral
<br /> Status I allons/ Commons benzene xylenes
<br /> I 1 1
<br /> 312193 1 ON RW-1 & RW-2 91 0
<br /> 3/18193 1 ON RW-1 & RW-2 7 9 209,608 209,608 BTEX, TPH , TTO lei 20 33 1201 510
<br /> 1 Total Codmwm Copper, Lead Nickel Silver Zinc
<br /> 4/8/93 I ON RW-1 & RW-2 7 6 441,347 441,347 STEX, TPHq 17 42 48 180 660
<br /> 4/27/93 4 30 PM1 ON RW-1 & RW-2 7 5 643,729 643,729 BTEX, TPHg 19 38 67 220 970
<br /> 5/11/93 10 30 AMi ON RW-1 & RW-2 7351 790,744 790,744 STEX, TPHg 12 42 65 220 830
<br /> 5/26/93 5 10 PMI ON RW-1 & RW-2 9 254" (Rowmstdw 973,3"*-- BTEX T?Hq 18 53 74 270 980
<br /> 1 batterydead)
<br /> 8110/93 10 50 AM ON RW-1 & RW-2 842 1,138,621 STEX, TPHg 23 54 98 340 1,300
<br /> I (flowmeter battery replaced at 10 40 am Total = 0
<br /> 6/23/93 8 53 AMI ON RW-1 & RW-2 858 159,8451 1 298 486 BTEX, TPH 18 61 95 350 1,300
<br /> I (flowmeter "ery replaced at 8 53 am Total = 0
<br /> 718/93 3 30 PMI ON RW-1 81 RW-2 868 160,628 1 459,094 BTEX, TPHg 23 47 87 340 1,100
<br /> 7/20/93 11 10 AMI ON RW-1 & RW-2 837 333,936 1 632 402 BTEX, TPH 18 30 71 280 1,400
<br /> 8/3/93 12 05 PM 1 ON RW-1 & RW-2 909 514,851 1 813,317 BTEX 2LH2 16 311 79 300 1,400
<br /> 8/17/93 7 35 AMI ON RW-1 & RW-2 863 688,092 1,986,558 BTEX, TPHy 14 22 70 260 1,000
<br /> 9/1/93 11 40 AMI ON RW-1 & RW-2 899 879,359 2,177,825 BTEX, TP4g, TTO 21 23 77 270 1,300
<br /> I Total Cadamon Copper, Lead 14okei Silver Zinc
<br /> 9/14/93 9 38 AMI ON RW-1 & RW-2 802 1,073,760 2,372,226 BTEX, TPHg 141 20 76 250 1,200
<br /> 10/7/93 4 10 PMI ON RW-1 & RW-2 7 24 1,258,715 2,557,181 BTEX, TPH
<br /> 10!7193 4 17 PM 1 ON (flowmater ttery replaced at 4 17 Total = 0)
<br /> 10/7/93 5 15 PM 1 ON RW-1 & RW-2 894 398 2 557,579 BTEX TPHg 14 18 50 230 900
<br /> 10/21/93 11 20 AMI ON RW-1 & RW-2 904 178,916 2 734,097 BTEX. 15 19 59 220 1,000
<br /> 11/4/93 8 15 AMI ON RW-1 & RW-2 9 61 369,968 2,924,149 BTEX, TPHg 15 13 81 210 990
<br /> 11/18/93 11 45 AMI ON RW-1 & RW-2 976 3,119,7010 0 0-- STEX, TPHg 12 541 41 150 850
<br /> 12/2/93 9.05 AM I ON RW-1 & RW-2 9 83 3,313,8886 0 0 4 6 STEX, TPHg 74 17 43 180 700
<br /> 12/18/93 8 30 AMI ON RW-1 & RW-2 771 3,488,19360162 STEX, TPHq 16 14 94 340 1,500
<br /> 117/94 10 12 AMI ON RW-1 & RW-2 709 0094600 3,874,51000 e■■ $TEX. TPHq 10 S3 61 180 890
<br /> 1/20/94 3 11 PMI ON RW-1 & RW-2 898 134,520 3,809,030 BTI_X 82 4 6 48 140 790
<br /> 3/2/94 3 13 PM 1 ON RW-2 338 460,337 4,134,847
<br /> 3/2/94 3 17 PM 1 ON RW-2 (flowmeter battery replaced at 3 17 am Total = 0)
<br /> 4/5/941 9 25 AMI ON RW-2 2341 91,118 4,225,965 13 X, TPH , TTO .... 26 631 781 200 1,200
<br /> 1 ITotai Cadmium Couper Lead Mckal Silver Zinc(see erMCh-d laboratory reports)
<br /> Notes
<br /> 1) Ground water recovery system operation commenced on 3/2/1993
<br /> 2) Emsting sod venting system(SVE) operation commenced on 6/23/1993, after replacementof ranular activated carbon(GAC) SVE shut down on 9/21/93 oanding carbon
<br /> repiscerneint SVE rastansd an 1114M after GAC rapisceinsitt and shutdown again an 1127194 nq GAC replaaemsrrt SVE restarted an 3/21194 after GAC redscement 1
<br /> 3) qpm = gallons per minute
<br /> I I-
<br /> 4) BTEX = benzene, toluene athVibenzens, total ones I f
<br /> 5) TPHQ total petroleum nvdrocarbons as gasoline
<br /> 6) 0 Flowmeter/totaitzer feacing
<br /> 7) TTO = total toxic organcs E I
<br /> 8) 6*Pumping rate calculated b "bucket and stopwatch method" (average of 6 tnais to fill up a 5 gallon bucket)
<br /> 9) --•Battery on flow mater dead Battery will be replaced dunnnext site visit. Totai discharge calculated by averaging pumping rates on 5/11 and 5/26/93 I
<br /> 10) -a 0"Cis 1,2-Dichicroethane, Ethyibenzene, Tnehicroethano, Vinyl chlonde, Na theiene, Total Xylenes, Toluene, 2-Meth inapthelane, above laboratory method detection
<br /> limits However, the TTO concentration is less than the permrt discharge limit of 4 57 m /I I i
<br /> 111 "-"•'Calculated based on average pumping rates for the referenced month 1
<br /> 12 "•""••Reset flowmeter Totalizer = 0
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