Laserfiche WebLink
�■■� mom = M M V M M M = mom � <br /> TABLE 1 <br /> GROUNDWATER MONITORING DATA <br /> ARCO Service Station 0548 <br /> 1612 Hamner Lane <br /> Stockton, California <br /> (Page 2 of 2) <br /> Well/ Static <br /> Sample Elevation of Water Elevation of Ethyl Tota( <br /> Number Date Top of Casing Level Groundwater TPNg Benzene ]alukn� benzene xyIcne. TOG OO.erv,rtion <br /> M11-4 <br /> W 25 MW4 10/30/9) 11 57 50 45 38 88 <50 <0 50 <0 50 <0 50 <0 50 NA No FP, No S, No 0 <br /> MW-4(63) 03/18/92 11 57 47 24 35 67 <50 <0 50 0 50 <0 50 0 50 NA No FP, No S, No 0 <br /> MW 4(63) 06/10/92 11 57 48 94 37 37 <50 <0 50 <0 50 <0 50 <0 50 NA No FP, No S, No 0 <br /> MW 4(64) 09/04/92 11 57 50 65 39 08 <50 <0 50 <0 50 <0 50 <0 50 NA No FP, No S, Yes 0 <br /> MW 4(64) 12/04/92 11 57 49 73 38 16 <50 <0 50 <0 50 <0 50 <0 50 NA No FP, No S, Yes 0 <br /> MW 4(63) 03/04/93 11 57 46 89 35 32 <50 <0 5 <0 5 <0 5 <0 5 NA No FP, No s, Yes 0 <br /> MW 4(63) 06/07/93 11 57 45 22 33 65 <50 <0 5 <0 5 <0 5 <0 5 NA No FP, No S, No 0 <br /> MW 4(63) 09/02/93 11 57 46 96 35 39 450 <0 5 <0 5 <0 5 <0 5 NA No FP, No S, No 0 <br /> MW 4(63) 12/16/93 11 57 44 88 33 31 <50 <0 5 <0 5 <0 5 <0 5 NA No FP, No S, No 0 <br /> 14W-5 <br /> W 44 MW5 03/29/93 9 37 44 25 34 88 930 16 <0 5 1 9 9 7 NA No FP, No 5, Yes 0 <br /> MW-5(61) 06/07/93 9 37 43 38 34 01 1,100 40 1 4 42 58 NA No FP, No S, Yes 0 <br /> MW 5(60) 09/02/93 9 37 45 32 35 95 1,200 76 1 7 52 57 NA No FP, No S, Yes 0 <br /> MW 5(60) 12/16/93 9 37 43 03 33 66 820 34 1 4 39 41 NA No FP, No S, Yes 0 <br /> MW-6 <br /> MW-6(58) 12/16/93 8 95 42 77 33 82 <50 <0 5 •0 5 <0 5 <0 5 NA No fP, No S, No 0 <br /> Analytical results in parts per billion (ppb) <br /> TPHg = Total petroleum hydrocarbons as gasoline <br /> TOG = Total oil grease <br /> Elevation datum is mean sea level <br /> Measurements in feet <br /> NS = Not sampled, NM = Not meatiuied <br /> • = Well paved over on 03/04/93 <br /> •• = Raised MRL due to matrix interference <br /> '•• = The sample contains a lower boiling point hydiocaibon mixture quantified as gasoline, the ihionwtogram does not match the typical ga%olinc <br /> fingerprints <br /> < = Below detection limit for analytical methods used <br /> ft = Bailer blank <br /> FP = Free product, S = Sheen, 0 = obvious product odoi <br /> Sample designations <br /> MW 4(34) Well i0 and sample depth (feet) <br /> W-24-MW3R Water sample, sample depth (feet), R = rinsate blank* = Raised MRL duo to high analyze concentiation requiring supple dilution <br /> 1213ccar/30004-8 <br /> I <br />