|
�"%� � � � � � � W � � � � � � x7e �
<br /> TABLE 1 GROUNDWATER MONITORING DATA,FORMER EXXON RS 7-3942,4444 N PERSHING AVENUE, STOCKTON, CALIFORNIA
<br /> Casing Depth Groundwater LPH Concentration(µg/L)
<br /> Well Elevation to Water Elevation Thickness Ethyl-
<br /> No Date (ft msl) (ft) (ft ms I) (ft) Benzene Toluene benzene Xylenes TAH-g MTBE
<br /> V4 08/08/96 938 23 60 -1422 Sheen -- -- -- -- -- --
<br /> 11/04/96 24 02 -1464 000 3,200 24,000 2,900 16,000 120,000 <1,250
<br /> 02/03/97 1940 -1002 Sheen -- -- -- -- -- --
<br /> 05/08/97 822 1926 -1104 Sheen -- -- -- -- -- --
<br /> 08/26/97 2080 -1247 0 15 -- -- -- - -- -
<br /> 11/11/97 2134 -1312 Sheen -- -- -- -
<br /> 03/03/98 1567 -744 0 01 -- -- -- -- - -
<br /> 05/20/98 15 62 -735 007 -- -- -- -- -- --
<br /> 08/19/98 17 19 -887 0 13 -- -- -- -- -- --
<br /> 11/18/98 1753 -924 009 -- -- -- -- -- --
<br /> 03/30/99 -- -- -- -- -- -- --
<br /> 05/05/99 1595 -7 72 0 01 -- -- -- -- -- --
<br /> 08/20/99 1761 -939 000 63 7 5 14 145 5 37 190 12 6
<br /> 12/06/99 17 85 -956 010 -- -- -- -- -- --
<br /> 02/29/00 1525 -699 006 -- -- -- -- -- --
<br /> 05/16/00 1526 -701 004 -- -- -- -- -- --
<br /> UVB-MWI 02/28/97 742 18 67 -- 000 7,200 18,000 2,000 11,000 99,000 1,100
<br /> 05/08/97 1876 -1134 000 5,900 15,000 1,800 9,000 86,000 1,600
<br /> 05/08/97 <200*
<br /> 08/26/97 d 2050 -13 08 000 700 18 19 42 2,400 77
<br /> 10/02/97 -- -- -- 1,200 1,400 240 2,400 17,000 300
<br /> 11/11/97 21 10 -13 68 000 9,400 16,000 2,300 11,000 91,000 2,200
<br /> 11/11/97 <200*
<br /> 03/03/98 1555 -8 13 000 13,000 36,000 3,600 18,000 140,000 3,200
<br /> 03/03/98 <200*
<br /> 05/20/98 1523 -7 81 000 12,000 32,000 3,500 19,000 140,000 3,300
<br /> 05/20/98 <133*
<br /> 08/19/98 1698 -956 000 13,000 22,000 2,900 14 000 100,000 <1,250
<br /> 08119198 <100*
<br /> flpro)ects1739421masterlwp\Q500\3942gw xis Pale 35 of 17
<br />
|