ARCHIVED REPORTS XR0012478 - Laserfiche WebLink

Home Browse Search

Project A8475-06-24H October 24,2003 Page 3 of 3 TABLE 1 SUMMARY OF GROUNDWATER ELEVATION AND ANALYTICAL DATA STOCKTON MAINTENANCE STATION SAN JOAQUIN COUNTY,CALIFORNIA TOC DEPTH TO GROUND WATER SAMPLE SAMPLE ELEVATION GROUNDWATER ELEVATION TPHg TPHd B T E X MTBE FOCs I D DATE MSL (feet) MSL (µg/1) (µg11) (11911) (µg1l) (140) (99/1) (Ag/1) (feet) (feet) MW-11 5110/02 2149 4863 -27 14 <50 <100 <0 5 <0 5 <0 5 <05 <5 NO MW-11 7110/02 21 49 5030 -2881 <50 <50 <0 5 14 <0 5 063 <5 NO MW-11 10/2102 2149 5228 -3079 <50 <50 20 12 <0 5 <0 5 <5 ND �( 5 MW-11 12/11/02 21 49 52 17 -3068 100 <50 18 14 42 13 <5 ND n MW-1 1 3118103 21 49 51 13 -2964 <50 <50 <0 5 <0 5 <0 5 <0 5 <5 ND MW-11 6117103 21 49 51 28 -2979 <50 <50 <0 5 <05 <0 5 <0 5 <5 NO M WA 1 913103 2149 5260 -31 11 <50 <50 <0 5 <0 5 <0 5 <0 5 <5 ND MW-12 5/10102 2282 4853 -2571 <50 <100 <0 5 <0 5 <0 5 <0 5 <5 NO MW-12 7110/02 2282 51 17 2835 <50 <50 <0 5 051 <0 5 <0 5 <5 ND MW-12 10/2102 2292 53 13 -3031 <50 Ito 59 26 07 20 <5 ND b MW-12 12/11/02 2282 5305 -3023 <50 <50 28 2 l 07 18 <5 NO MW-12 3/18103 2282 5202 -2920 <50 <50 <0 5 <0 5 <0 5 <0 5 <5 NO MW-12 6/17103 2282 52 13 -2931 <50 <50 <0 5 <0 5 <0 5 <0 5 <5 ND MW-12 9/3103 2282 5349 -3067 <50 60 <0 5 <0 5 <0 5 <0 5 <5 NO VW-1 5110/02 2198 4909 -27 11 <50 210 <0 5 <0 5 <05 <0 5 <5 NO VW-1 7110/02 21 98 5076 -2878 190 643 056 <0 5 072 1 75 <5 ND `{ r� VW-1 1013102 21 98 5271 -3073 120 180 <0 5 <0 5 <0 5 <0 5 <5 ND VW-1 12/12/02 2198 5260 -3062 170 <50 <0 5 <0 5 <0 5 <0 5 <5 ND �G VW-1 3118103 21 98 5157 -2959 1 t 0 <50 <0 5 <0 5 <0 5 <0 5 <5 ND VW-1 6/17/03 2198 5173 -2975 130 <50 <0 5 <0 5 <0 5 <0 5 <5 NO VW-1 913/03 21 98 5305 -3107 75 <50 <0 5 <0 5 <0 5 <0 5 <5 ND VW-2 5/10/02 22 18 4928 -2710 <50 2,200 200 <0 5 64 90 120 TAME=60 VW-2 7110/02 2218 5098 -2880 5,700 810' 1,600 13 560 568 89 ND VW-2 10/3/02 2218 5292 -3074 4,800 2,100 1,500 15 460 490 44 ND VW-2 12/12/02 22 18 5281 -3063 5,700 2,400 1,800 23 520 610 30 NO VW-2 3/18103 2218 5178 -2960 8,900 3,900 2,400 18 710 880 47 NO VW-2 6117103 22 18 51 94 -2976 9,900 2,100 2,800 20 910 660 74 ND VW-2 913/03 2218 5326 -3108 4,700 1,400 1,300 17 500 230 38 ND Notes TOC=Top of Casing gg/I=Micrograms per liter MSL=Mean Sea Level ND=Not detected above the laboratory test method detection limit TPHg=Total petroleum hydrocarbons as gasoline <=Less than laboratory method detection limit TPI-Id=Total petroleum hydrocarbons as diesel BTEX=Benzene,toluene,ethylbenzene and total xylenes MTBE=Methyl tert-butyl ether by EPA Test Method 8260 FOCs=Tert-amyl methyl ether(TAME),ethyl tert-butyl ether(ETRE),di-isopropyl ether(RIPE)and cert-butanol(TBA)following EPA Test Method 8260 '_"Sample contains hydrocarbons that do not match the diesel pattern However,quantification is based on a diesel standard"