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<br /> TIM s
<br /> Historical Groundwater Monitoring and Analytical Data
<br /> 7-Eleven Store#19976
<br /> 1399 North Main Street
<br /> Manteca CA
<br /> Well IDI Ethyl- MtBE 1,2- Eth- Meth- Dissolved
<br /> Elevation Date Benzene Toluene Benzene ��L 8020 MtBE TBA DIPS EtBE TAME DCA EDB anol anol Notes Oxygen �Ift:et
<br /> SPT WTE
<br /> TOC {N n (u rL1 (pg1L 4JOIL) {ugnl (N n (Vg/L) {p �) (ugrL) I l� L1 tmglL m !L m rL
<br /> MW-2
<br /> 3120 09/16/98 245 246 105 688 2,430 - 449 75 <5 <5 114 -- -- - - 13 1403 000 1717
<br /> 12/30/98 3,150 2,950 2,230 13,500 38,400 -- 254 <200 <50 <50 <50 - - - -- 04 1340 000 1780
<br /> 02/18/99 5,700 4,900 2,100 12,000 57,000 <500 630 <100 <25 <25 <25 - - - -- 04 1348 000 1772
<br /> 06/04/99 6,120 7,120 2,470 15,000 55,400 - 885 <200 <50 <50 <50 - - - - 02 1454 000 1666
<br /> 09/14/99 2,590 2,710 1,800 11,700 29,200 <250 255 <800 <200 <200 <200 - - - - - 1662 000 1458
<br /> 11104/99 2,280 2,140 1,960 13,000 46,400 <250 147 <20 <5 <5 <5 -- - - - 16 1690 000 1430
<br /> 01/24/00 6,990 4,220 2,230 12,600 36,200 900 753 <400 <100 <100 <100 - - -- -- 05 1690 000 1430
<br /> 04/06/00 5,600 5,200 2,500 14,000 58,000 - 1,400 <1 200 <50 <50 <50 - - - - 1 2 1584 000 1536
<br /> 07/21/00 2,700 2,400 9,900 11,000 68,000 - 240 <250 <10 <10 <10 <1 -- <5 <5 05 1734 000 1386
<br /> 10/12/00 2,000 1,500 1,900 11,000 42,000 - 90 <1,200 <100 <100 <100 <50 - <5 <5 03 1745 000 1375
<br /> 01/16/01 <0 5 <0 5 089 <1 <100 -- 99 <100 <4 <4 <4 - - - -- C 06 17 30 000 1390
<br /> 04/02/01 5,900 4,700 1,900 12,000 44,000 - 5,100 <5,000 <200 <200 <200 - -- - - 07 1800 000 1320
<br /> 06/26/01 3,300 2,000 1,400 8,200 140,000 - 980 <1,200 <50 <50 <50 -- - -- - 07 2010 000 1110
<br /> 11/28/01 4,000 2,300 2,500 11,000 46,000 -- 690 130 <25 <25 <25 - - - -- 09 2037 000 1083
<br /> 01/30/02 990 45 160 540 5,500 -- 170 <20 <5 <5 <5 - - -- - 1 0 1810 000 1310
<br /> 04/04/02 5,000 4,100 2,300 10,000 58,000 7,700 11,000 11,000 <200 <200 <200 - - - - 1 0 1896 000 1224
<br /> 07108/02 2,700 1,400 1,700 7,800 36,000 1,400 1,800 910 <33 <33 <33 - - - -- 1 0 2015 000 11 05
<br /> 10/03/02 5,400 610 2,300 7,700 46,000 1,900 1,600 840 <50 <50 <50 - - - - 1 0 1935 000 1185
<br /> 03/11/03 3,600 1,800 2,400 8,700 54,000 - 2,900 1,700 <20 <20 <20 -- -- - - 1 3 1901 000 1219
<br /> 06/27/03 3,100 1,900 1,600 7,900 55,000 - 2,300 1,200 <050 <0 50 31 - - -- - e 01 1978 000 1142
<br /> 09/15/03 1,100 370 970 5,700 40,000 -- 810 540 <20 <20 <20 -- -- - - 05 2006 000 11 14
<br /> 12/23/03 1,000 350 570 4,400 27,000 -- 1,800 1,000 <50 <50 <5 0 - -- - - 1 0 2111 000 1009
<br /> 03/29/04 65 <20 <20 22 <2 000 - 5,900 1,600 <20 <20 <20 - -- - - 01 2026 000 1094
<br /> 06/10/04 480 160 22 1,600 15,000 - 2,800 1,500 <5 0 <5 0 <5 0 - - - -- 08 2237 000 883
<br /> 09/15/04 200 80 17 960 9,900 - 6,300 2,500 <15 <15 <15 - - - -- 37 2479 000 641
<br /> 12/10/04 40 21 88 590 8,800 -- 1,800 1,100 <2 5 <25 34 <25 <25 <25 <250 05 2258 000 862
<br /> 02/10/05 18 <50 <50 130 4,000 - 3,200 4,100 <50 <5 0 64 - - -- - 1 7 21 56 000
<br /> 1 17-Elevenl7-11 Stores11997617ables119976 Current Groundwater AsHistomal Water Page 3 of 11
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