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1 <br /> TABLE 4- SEWER DISCHARGE PERMIT <br /> FORMER REGAL STATION 603 - EXXON SERVICE STATION <br /> WICKLAND PROPERTIES GROUND WATER TREATMENT <br /> 6425 PACIFIC AVENUE AND DOUGLAS ROAD <br /> STOCKTON, CALIFORNIA 95203 <br /> TREATED GROUND WATER INTERIM SAMPLING <br /> ANALYTES EPA MAXIMIUM <br /> METHOD ALLOWED <br /> DATE SAMPLED <br /> TRACE METALS 12/01/92 01/23/93 02/24/93 04/01/93 MAY, 199306/14/93 .7ULY,199308/23/93 <br /> CADMIUM mg/L mg/L mg/L mg/L mg/L mg/LTTLC m9/L <br /> 2 <0 01 NS <br /> CHROMIUM METALS 5 <0 02 NS <0 01 <0 05 <D O5 <0 01 <br /> COPPER <0 02 <0 OS <0 OS <br /> <0 OS <br /> LEAD <br /> 6 <0 09 NS <0 09 <0 1 <0 05 <br /> 2 <0 OS <br /> <0 05 NS to 0 OS <D 1 c0 05 <br /> 5 <0 02 <0 1 <br /> ZINC AS <0 02 <0 1 <0 05 <br /> 7 0 21 <0 05 <br /> NS p 33 D 31 <0 OS <br /> <0 05 <br /> TOTAL PETROLEUM 8615M <br /> HYDROCARBONS 100 <br /> gasoline 19 NO 14 16 <br /> 11 2 0 62 <br /> 3 <br /> kerosine 13 NO ND 1 5 0 2 <br /> diesel 1 ND 3 NA NA <br /> ND ND 11 13 9 7 NA <br /> 0 44 <br /> TOTAL TOXIC 624/625 <br /> ORGANICS OR 602 q 57 <br /> 3 26 NO ND 0 3.988 0 0008 0 0645 <br /> Benzene <br /> <0 OS <br /> Toluene ND ND 0 0031 ND <br /> D 0017 <br /> 0 3 <br /> ND NO 0 0120 0 0003 <br /> Ethylbenzene 0 0039 <br /> 0037 <br /> total Xylenes <0 05 NO NO 0 0 0005 p 0054 <br /> 2 4 Dimethylphenol 1 6 NO NO 0 3800 ND 0 454 <br /> 0 7 NS r5 NS <br /> 2-Methylnaphthalene NS NS <br /> 0 06 NS NS NS <br /> N Nitrosodimethylamine NS NS <br /> 0 013 NS h5 NS <br /> Naphthalene NS NS <br /> Phenol 0 17 NS AS "7S NS NS <br /> 0 084 1rs NS NS <br /> 2-Methylphenol NS NS <br /> 0 26 NS NS NS <br /> 4-Methylphenol NS NS <br /> 0 073 NS \S h5 <br /> NS NS <br /> TEMPERATURE 150 F <br /> 55 F 55 F 55 = 70 6 <br /> PH BO F 90 F <br /> 5 D - 10 0 <br /> LEL 7 69 7 69 7 -4 5 88 7 5 6 58 <br /> l0ir 0_2} {k <br /> EATER bISCHARGE "t <lr <br /> 12DO GPD BCO <br /> 5OD 1287 564 7 <br /> nCCUMULATI�lS,' DISCHARGEb GAL D 600 0 700 <br /> 800 1400 2687 <br /> 3671 7 3671 7 4471 T 4471 7 $171 7 <br /> OTHER ANALYTES DETECTED 624/625 LD50 <br /> 13is(2-ethylhexhy)Phthalate 3lD00mg/Kg 7 <br /> NS NS NS NS <br /> Note OTHER ANALYTES DETECTED are not listed under Title 22 or in CRkQCB-C'VR <br /> goals,, February, 1991 "A Compilation of Water Quality <br /> Other refrences used Hawley Condesed Chemical Dictionary and NIOSH Chemical Hazards <br /> LD50 lethal dose SO% survival <br /> NO below detector limits NS not analyzed for <br /> mg/Kg milligrams per kilogram or mg/L milligrams per liter . parts per million (ppm) <br />