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TABLE 2 ANALYTICAL RESULTS GROUND WATER FORMER EXXON SERVICE STATION RAS ##7-0137 1605 SOUTH ELDORADO, STOCKTON, CALIFORNIA (All mwits In pants-pet-billion) Momtormg Date Total Aromatic Volatile Organics Well Collected Petroleum Hydrocarbons Ethylene Total Gasoline Benzene Toluene Ethyl- Total Dtbromide Lead benzene Xylenes MW-3 07/11/91 940 90 1 5 < 78 <0 5 <5 0 10/17/91 390 43 18 52 47 <0 05 50 01/17/92 580 170 46 130 100 <0 02 90 04/22/92 550 11 1 2 78 85 -_ 90 09/24/92 420 818 38 12 80 12/17/92 620 17 22 12 84 — 03/25/93 910 37 12 21 130 _. 06/21/93 640 21 1 1 14 73 ... 08/24/93 460 13 57 12 49 __ 11/24/93 67 26 06 14 53 __ 02/15/94 300 11 1 3 1 5 32 _. 05/12/94 220 38 46 < 70 08/16/94 240 66 1 40 86 ... --- 11/16/94 400 23 38 13 22 02/10/95 220 42 < 069 < ... - 05/12/95 250• 15 < 70 37 08/10/95 180• 19 «10 «10 <<I0 10/20/95 220 72 054 39 24 ... _._ MW-4 06/21/93 < c � 08/24/93 < 32 38 --- --- 11/24/93 _- 02/15/94 < < < 05/12/94 < < < < 08/16/94 < < < < 11/16/94 < < < < < 02/10/95 < < 24 058 30 �. 05/12/95 < < < < 08/10/95 < < < < < .._ 10/20/95 _ < t < MW-5 06121/93 350 17 08 < 73 08/24/93 210 12 43 < 37 11/24/93 200 72 07 < 24 02/15194 160 06 08 05/12/94 140 1 < < T _ 08/16/94 52 < < < 1I116194 110 11 27 < < _ 02/10/95 200 < < < < 05/12/95 130• < I1 10 ._ 08/10/95 64• 22 < < < m 10/20/95 70 < < < < .._ NOTES - Below Pnetietd Qu uUtion Repomng Limits(PQL)per Tn Regional 8oud Stafr Recommandauoeu for Preltmincry Evaluation and l""trgaum of Underground Tads sites'(Augmt 10 1990) (PQL for BTEX—0 5 ppb TPH u gasoline grid Iasal a 40 ppb) cc — Lena than inducted elented laboratory detection limit — - Not analyzed Laboratoryreported umdmtifled hydrocarbon c CS Fugro 9347 1044