ARCHIVED REPORTS XR0000403 - Laserfiche WebLink

Home Browse Search

Table 2 Groundwater Elevation and Analytical Data(ARCO) ARCO Service Station#2133 2908 Benjamin Holt Drive Sicckton,California Well Depth Product Groundwater Groundwater Ethyl- Xylenes Well Date Elevation to Water Thickness Elevation Elevation TPHg Benzene Toluene benzene (total) MtBE DO Number Sampled (ft,MSL) (ft,TOC) (ft) (ft.MSL) Change(ft) lugll) NO) (ugM (uglq (ug/1) (u011) (mg1L) E-11 826/1988 3.42 - - - 11/28/1988 - - - - - 440 380 110 460 _ _ 2/27/1969 - - - - - 400 250 120 820 _ _ 5/30/1989 - - - - - 437 162 97 261 _ _ 8122!1989 -- - - - - 160 36 38 220 - - 121411989 -- -- -- .. - 240 26 38 290 _ 1/411990 18.39 - -14,97 -- _ _ - __ _ 2/1/1990 18.19 - -14,77 0.20 - 2115/1990 18.16 - -14.74 0.03 - 2/22/1990 18,93 - -15.51 -0.77 - 31811990 17.91 - -14.49 1.02 - 80.1 31.3 75.6 242 - -- 41511990 18.17 - -14.75 -0.26 » - _ _ - 411911990 18.25 - -14.63 -0.08 » 5/1011990 18-55 - -15.13 -0.30 52411990 18.5D -- -15.08 0.05 - 6/51199D 18.47 - -15.05 0.03 - 611911990 19.20 » -15.78 -073 - 135 16.6 20 111 - - 711211990 19.30 - -15.88 -0.10 - - - 811611990 19.65 - -16.23 435 9117/199D 19.94 - -16.52 -0.29 9/191199D 19.94 - -16.52 OM 680 90 8.2 14 110 - - 1011111990 20-03 - -16.61 -0.09 - - - 121611990 18.97 - -15.55 1.06 - -- - _ _ 2112/1991 19.53 - -16.11 -0.56 1,400 120 13 21 300 » • 225/199119,40 - -15.98 0.13 - - - 4123/1991 18,58 -15.14 0.84 406 22 <0.5 1.1 11 7116191 22.19 - -18.77 -3.63 4,100 420 35 40 360 - -- 1018/1991 21.73 - -18.31 0.46 5,700 410 19 62 380 - -- 1/22/1992 20.OD - -16.58 1.73 6,200 220 64 <14 120 - -- 422/1992 19.08 » -15.66 0.92 14,000 570 57 150 510 - -- 72911992 20.64 -- -17.22 -1.56 21,000 790 36 280 830 - -- 1012911992 21.00 - -17.58 -D 36 6,600 390 <2D 66 150 - - 127/1993 17.68 - -14.26 3.32 51,000 630 160 390 950 - » 429/1993 15.91 - -12.49 1.77 28,000 530 <100 156 730 - -- B1511993 17.53 - -14.11 -1.62 54,000 54D <130 200 550 - .- 11/1011993 17.56 - -14.14 -0.03 30,000 290 120 95 280 - _ 3/2111994 1220 - -13,78 0.36 4,900 220 16 39 170 - - 612711994 17.04 - -13,62 0.16 3,400 210 7.9 22 120 _ _ 912911994 18.12 - -14.70 -1,08 2,200 180 13 24 65 - - 121811994 17.73 - -14.31 0.39 1,800 150 7.9 25 28 - - 3/8/1995 15,25 - -11.83 2,48 8,600 85 <17 35 32 - .- 61111995 13.75 -- -10.33 1.50 8,900 180 <17 50 71 - .- 9/1111995 15.96 - -12.54 -2.21 7,500 38 <20 32 49 - » 12/5/1995 16.34 - -12.92 -0,38 1.100 13 <8 6 5 - .. 311611996 11.00 - -7.58 5.34 2,000 24 <0.5 4.3 8.5 - - 6118/1996 12.05 -- -8.63 -1.05 620 11 9 3-2 3,2 <5 - 92511996 14.45 -11.03 -2.40 400 4 <0.5 1.5 3.3 <5 - 12/411996 13.93 - -10.51 0.52 280 3.5 <0.5 1.4 2 <5 _ 3119/1997 NP 9.50 - -6.08 4.43 <50 <0.$ <0.5 <0,5 <0.5 - 1.1 6/511997 NP 11.17 - -7.75 -1.67 <50 <0.5 <0,5 <0.5 <0.5 <5 1.5 8119/1997 NP 12.64 - -9.22 -1.47 <50 <0.5 <0.5 <0,5 <0.5 <5 1.7 112511997 NP 12.85 - -9.43 -0.21 <50 <0.5 <0.5 <0.5 <0.5 <5 - wigti996 NP 6.57 - -3.15 6.28 <50 <0.5 <0,5 <0.5 <D.5 <5 32 6Q411 998 NP 8.66 - -5.24 .2.09 <50 <0.5 <0.5 <0.5 <0,5 <5 1.4 911011998 NP 10,30 -- -6.88 -1.64 <50 <0,5 <0.5 <0.5 <0.5 <5 _ 1211711998 NP 10.36 - -6.94 -0.06 <50 <0,5 <0.5 <0.5 <0.5 <5 _ 9110119119 NP 8.19 - -4.77 2.17 <50 <0.5 <0.5 <0.5 <0.5 <5 3.9 612211999 NP 10.19 -6.77 -2.DO <50 <0.5 <0.5 <0.5 <0.5 <5 3.6 9113/1999 NP 11.84 -642 -1,65 <50 <0.5 <0.5 <0.5 <0.5 <5 1.9 12/1611999 NP 11.82 - -8.40 0.02 <50 <0.5 <0.5 <0.5 <0.5 <2.5 6.3 31232000 NP 7.10 - -3.68 4.72 <50 <0.5 <0.5 <0.5 <0.5 <2.5 1.9 1 xProjecWARCO2133ffableslgwlables2133.A9 13 of 24