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TABLE 3 -
<br /> Historical Groundwater Monitoring and Analytical Data
<br /> Ranch Market
<br /> 23569 South Santa Fe Road
<br /> Riverbank,California
<br /> kwe]1Tt1 P 8024 EPA method 8260 B
<br /> F,---in 0
<br /> -MTBE -TEA- DWE ,ETBA TAME 1,2-DCA EDB DTW** SPT WTE
<br /> Z� `(u l per-) (A �1 Zm ) (Aga) (t��-) (JL€!L)
<br /> Soil Bonng Grab Water Sam les
<br /> -1 1 01/23/98 1 36,4001 47,100 3,990 2,000 238,000 a ND ND ND ND ND
<br /> Ibepth.Discrete Grab Water Samples
<br /> P-1 07/18/00 <0 50 <0 50 <0 50 <0 50 120 b 12 62 <0 50 <0 50 <0 50 <0 50 <0 50 32-34 d -
<br /> P-2 07/17/00 130 96 15 45 680 is 2 <5 0 <0 50 <0 50 <0 50 <0 50 <0 50 32 34d
<br /> P-3 07/17/00 31 <0 50 <0 50 <0 50 <50 b <50 <0 50 <0 50 <0 50 <0 50 <0 50 32-34 d =
<br /> P-4 07/18/00 14 <0 50 <0 50 <0 50 <50 b Q <0 50 <0 50 <0 50 <0 50 <0 50 36-37 d
<br /> B-1 07/24/00 110 530 62 340 2,200 b 54 <5 00 50 <0 50 <0 50 <0 50 <0 50 75-78 d
<br /> B-2 07/25/00 5.3 0.56 16 49 1400 b 5 3 <5 0 <0 50 <0 50 <0 50 <0 50 <0 5 75-78 d
<br /> Groundwater Monitoring Wells
<br /> W-1
<br /> 9894 12/09/98 5,120 7,390 696 5,020 65,900 a 840 <200 <50 <50 <50 2636 000 7258
<br /> 12/25/99 8,150 10,700 1,020 4,750 72,900 a 210 <20 <5 <5 <5 <5 <5 2766 000 7128
<br /> 04/06/00 3,300 2,100 130 3,800 24,000 b 320 49 <2 0 <2 0 <2 0 29 <2 0 25 87 000 7307
<br /> W-2
<br /> 9850 12/09/98 4,730 5,470 561 3,300 45,800 a 350 <400 <100 <100 <100 - 2590 000 7260
<br /> 12/25/99 3,840 2,930 230 1,210 19,800 a 300 <20 <5 <5 <5 <5 <5 27 19 000 7131
<br /> 041MW 8,100 5,400 680 4,100 42,000 b 850 <100 <10 <10 <10 15 <12542 000 7308
<br /> -3
<br /> 9900 12/09/98 913 1,530 165 1,360 17,800 a 43 <20 <5 0 <5 0 <5 0 - 2646 000 7254
<br /> 12/25/99 1,750 1,170 184 698 10,300 a <5 <20 <5 <5 <5 <5 <5 2778 000 7122
<br /> 04/06/00 1,200 1,700 480 2,800 24,000 b 20 68 <0 50 <0 50 <0 50 27 <1 2603 000 7297
<br /> W4
<br /> 10000 12/09/98 3,560 4,980 559 4,070 42,500 a 170 <200 <50 <50 <50 - 27 38 000 7262
<br /> 12/25/99 11060 714 207 768 7,120 a - 110 <20 <5 <5 <5 <5 <5 2869 000 7131
<br /> 04/06/00 2,300 2,000 270 1,900 16,000 b 120 <20 <2 0 <2 0 <20 31 <2C 2693 000 7307
<br /> File Ranch Market\RB-HistoncalGW-1 Page 1 or 2
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