ARCHIVED REPORTS_XR0006140 - Laserfiche WebLink

Home Browse Search

� �■�.. �.. � .w ■tel � .�. ■�a TABLE 2 GROUNDWATER MONITORING DATA,FORMER EXXON RS 7-3942,4444 NORTH PERSHING AVENUE, STOCKTON,CALIFORNIA Casing Depth Groundwater LPH _ Concentration(AgIL) _ Well Elevation to Water Elevation Thickness Ethyl- Number Date (feet) (feet) (feet) (feet) Benzene Toluene benzene Xylenes TPH-g MTBE RW4 08/20/99 7 86 RW4 12/06/99 7 86 RW4 02/29/00 7 86 -- -- -- RW4 05/16/00 7 86 1520 -734 000 5 6 57 220 363 2,500 21 RW4 09/11/00 7 86 1795 -1009 000 5 7 5 8 17 7 7 550 <0 5 RW4 12/13/00 7 86 17 85 -999 000 5 6 0 88 1 7 4 4 820 <0 5 RW4 03/08/01 7 86 17 10 -924 000 <0 5 1 1 3 5 13 9 640 5 5 RW4 06/21/01 7 86 1833 -1047 000 3 6 081 13 251 350 6 4 RW4 06/21/01 7 86 _ <S* RW4 09/20/01 7 86 1958 -1172 000 <2 5 <2 5 <2 5 <2 5 270 <2 5 RW4 12/04/01 786 1947 -1161 000 190 76 320 349 2,600 <5* RW4 03/05/02 7 86 1865 -1079 000 -- -- __ -- RW4 03/06/02 7 86 -- -- -- 198 740 316 304 2,350 h 200 RW4 03/06/02 786 <0 5* RW4 06/11/02 7 86 19 13 -1127 000 108 470 230 246 2,520 h 190 RW4 06/11/02 786 <0 5* RW4 09/10/02 786 2038 -1252 000 599 186 1,240 802 14,800 h 134 RW4 09/10/02 786 <5* SWI 02/17/94 -- Not accessible since 02/17/94 SWI 02/17/95 -- 2801 Air sparging well--samples not collected SWI 05/11/95 -- -- Air sparging well--samples not collected SWI 08/24/95 -- -- Air sparging well -samples not collected SWI 10/19/95 -- -- Air sparging well -samples not collected S W 1 02/13/96 -- -- Air spargmg well--samples not collected SWI 04/18/96 -- -- Air sparging well--samples not collected SWI 08/08/96 -- Air sparging well--samples not collected SW 1 11/04/96 -- 2424 000 2,400 3,100 290 2,800 25,000 <250 SWI 02/03/97 -- -- SWI 05/08/97SWI 08/26/97 -- -- -- -- -- -- -- -- SWI 11/11/97 SWI 03/03/98 SWI 05/20/98 g 1projects1739421masteAwp1g090213942gw xis page 31 of41