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M MOM M mm M W M <br /> Project No 58100 06-62 <br /> November 27 1996 <br /> Page 1 of 4 <br /> TABLE 1 <br /> SUMMARY OF GROUNDWATLR ELEVATION AND ANALYTICAL DA IA <br /> CALTRANS SHOP 10 <br /> 1603 SOUTI I B STREE 1 STOCKTON CA <br /> TOC Depth to Groundwater' Ethyl- Total <br /> Well Elevation Groundwater Elevation TPHg TPHd Benzene Toluene benzene Xylenes MTBE Sampled by <br /> Number Date (MSL) (fleet) (MSL) (µ0) (µg11) W11) (µg11) (nil) (µg11) (µdl) <br /> MW-1 1987 --- - 154 000 NA 14 700 25,300 2 500 9,800 --- WCC <br /> MW-1 05/17/91 --- — -- --- NA -- --- --- --- --- WCC <br /> MW-1 07/05/91 --- --- -- --- NA --- --- --- --- — WCC <br /> MW-1 04/07/92 2164 DRY --- --- --- -- ALTON <br /> MW-1 05/24/94 2164 DRY —— <br /> MW-1 07/94 Well abandonedlremoved <br /> MW-2 1987 --- --- 210,000 NA 19,900 38,800 4,000 15,900 — WCC <br /> MW-2 05/17/91 — DRY — --- NA --- WCC <br /> MW 2 07/05/91 --- DRY --- NA — - --- --- — WCC <br /> MW-2 04/07/92 2151 DRY --- — — — --- ALTON <br /> MW-2 05/24/94 2151 DRY --- -- -- -- -- - NM <br /> MW-2 07194 Well abandonediremoved <br /> MW 3 1987 --- --- — 231,000 NA 25,700 36,700 2 700 12,300 --- WCC <br /> MW-3 05/17/91 --- DRY - --- NA --- -- --- -- --- WCC <br /> MW-3 07/05/91 --- DRY --- --- NA - — ___ _ -__ WCC <br /> MW-3 04/07/92 2156 DRY — --- --- --- ALTON <br /> MW-3 05/24/94 2156 DRY --- --- -- --- -- --- NM <br /> MW-3 07/94 Well abandoned/removed <br /> MW-4 1987 --- --- -- 174,000 NA 21,200 26,100 1,300 10,600 -- WCC <br /> MW4 05/17/91 --- DRY -- --- NA --- --- --- --- --- WCC <br /> MW4 07/05/91 --- DRY --- --- NA — -- -- — WCC <br /> MW4 04/07/92 2113 DRY --- --- --- -- --- --- ALTON <br /> MW4 05/24/94 2113 DRY -- --- --- --- -- NM <br /> MW4 07194 Well abandonedlremoved — <br /> MW-5 05/10/90 10055 5795 4260 <50 NA <05 <0 5 <05 <0 5 WCC <br /> MW 5 05/17/91 10055 DRY --- --- NA --- --- --- -- - WCC <br /> MW-5 07/05/91 10055 DRY --- --- NA --- -- --- — WCC <br /> MW 5 04/07/92 2157 DRY -- - — -- -- - — ALTON <br /> MW-5 05/24/94 2157 DRY -- --- -- --- --- - NM <br /> MW 5 07/94 Well abandonedlremoved <br /> MW-6 05/10/90 9971 5795 4260 <50 NA <05 <0 5 <0 5 <0 5 - WCC <br /> MW 6 07/05/91 9971 DRY DRY - NA -- -- -- — --- WCC <br /> MW-6 04/07/92 9971 DRY DRY --- --- --- --- ALTON <br /> MW-6 05/24/94 2074 DRY --- --- --- --- --- NM <br /> MW 6 07/94 Well abandoned/removed — <br />