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4 <br /> r <br /> -SEWER DISCHARGE PERMIT- TABLE 1 <br /> i REGAL STATION 603 - EXXON SERVICE STATION <br /> 6425 Pacific Avenue, Stockton, CA 95203 <br /> WICKLAND PROPERTIES GROUNDWATER TREATMENT <br /> ANALYTES EPA MAXIMIUM <br /> METHOD ALLOWED <br /> ALL CONCENTRATION ARE IN mg/L (ppm) #28 #29 #30 431 #32 #33 #34 #35 #36 <br /> DATE SAMPLED DEC 97 JAN 98 Feb-98 Apr-98 May-98 Jun-98 Jul-98 Aug-98 Sept 98 <br /> TRACE METALS <br /> f CADMIUM TTLC 2 <0 005 <br /> CHROMIUM METALS 5 0 07 <br /> h $ COPPER 6 0 09 <br /> h 1 LEAD 2 0 05 <br /> NICKEL 5 0 06 <br /> ZINC 7 0 95 <br /> TOTAL PETROLEUM 8015M <br /> HYDROCARBONS 100 4 79 9 49 12 17 3 87 < 05 26 4 <0 05 <br />' j gasoline 0 09 0 19 0 17 0 17 <0 OS 2 4 <0 05 <br /> i kerosine <0 05 8 1 12 3 7 <br /> diesel 4 7 1 2 <0 05 24 <0 05 <br /> TOTAL TOXIC 624/625 <br /> ORGANICS OR 602 4 57 0 0151 0 0359 0 0048 0 0863 0 028 0 503 <0 0005 <br /> f Benzene <0 0005 0 001 ND 0 0042 <0 0005 0 003 <0 0005 <br /> Toluene 0 0012 0 011 ND 0 029 <0 0005 0 085 <0 0005 <br /> h Ethylbenzene 0 0009 0 0049 0 0018 0 0031 <0 0005 0 054 <0 0005 <br /> total Xylenes 0 013 0 019 0 003 0 05 <0 001 0 29 <0 001 <br /> MTBE (8260 METHOD) +602 ND 0 008* 0 028+ 0 071* <0 0005 <br /> 2,4 Dimethylphenol ND <br /> i 2-Methylnaphthalene ND <br /> N Nitrosodimethylamine ND <br /> Naphthalene ND <br /> Phenol ND <br /> j 2-Methylphenol ND <br /> 4-Methylphenol ND <br /> TEMPERATURE 150 F 55 BO 80 76 85 96 98 <br /> pH 5 0 - 10 0 6 78 6 78 7 2 6 9 7 7 8 <br /> LEL 10$ <1 <1 <1 <1 <1 <1 <1 <br /> WATER DISCHARGE 1200 GPD 1000 1000 1000 1000 0 0 1000 1000 1000 <br /> ! ACCUMULATIVE DISCHARGED GAL 13021 7 14021 7 15021 7 1 16021 7 16021 7 16021 7 17021 7 18021 7 19021 7 <br />