|
1• � � � � � � � � � � l• � l• � I• � � I•
<br /> � i •
<br /> TABLE 2 GROUNDWATER MONITORING DATA, FORMER EXXON RS 7-3942,4444 NORTH PERSHING AVENUE, STOCKTON, CALIFORNIA
<br /> Casing Depth Groundwater LPH Concentration( i /L
<br /> Well Elevation to Water Elevation Thickness Ethyl-
<br /> Numbei Date (feet) (feet) (feet) (feet) Benzene Toluene benzene Xylenes TPH-g MTBE
<br /> V4 11/11/97 822 2134 -13 12 Sheen
<br /> V4 03/03/98 822 1567 -744 0 01
<br /> V4 05/20/98 822 1562 -735 007
<br /> V4 08/19/98 822 17 19 -887 0 13
<br /> V4 11/18/98 822 1753 -924 0 09
<br /> V4 03/30/99 822 -- --
<br /> V4 05/05/99 822 1595 -772 001 -- -- __ --
<br /> V4 08/20/99 822 1761 -939 000 63 7 5 14 14 5 537 190 12 6
<br /> V4 12/06/99 822 1785 -956 0 10 -- -- __
<br /> V4 02/29/00 822 1525 -699 006
<br /> V4 05/16/00 822 1526 -701 004
<br /> V4 09/11/00 922 1759 -933 005
<br /> V4 12/13/00 822 1745 -923 Sheen -- -- -- --
<br /> __
<br /> V4 03/08/01 822 1662 -840 000 680 36,000 7,700 117,000 320,000 <250
<br /> V4 06/21/01 822 1797 -974 0 02 -- -- __ --
<br /> V4 09/20/01 822 1928 -1105 0 01
<br /> N'4 12/04/01 812 1906 -1094 000 -- -- -- _- --
<br /> UVB-MWl 02/28/97 742 1867 -- 000 7,200 18,000 2,000 11,000 99,000 1,100
<br /> UVB-MW 1 05/08/97 742 1876 -11 34 000 5,900 15,000 1,800 9,000 86,000 1,600
<br /> UVB-MW1 05/08/97 742 <200*
<br /> UVB-MW1 08/26/97 d 742 2050 -1308 000 700 18 19 42 2,400 77
<br /> L1VB-MW1 10/02/97 742 -- -- -- 1,200 1,400 240 2,400 17,000 300
<br /> UVB-MW1 11/11/97 742 21 10 -1368 000 9,400 16,000 2,300 11,000 91,000 2,200
<br /> UVB-MW1 11/11/97 742 <200*
<br /> UVB-MWI 03/03/98 742 1555 -8 13 000 13,000 36,000 3,600 18,000 140,000 3,200
<br /> UVB-MWI 03/03/98 742 <200*
<br /> UVB-MW1 05/20/98 742 1523 -7 81 000 12,000 32,000 3,500 19,000 140,000" 3,300
<br /> UVB-MW1 05/20/98 742 <133*
<br /> UVB-MW 1 08/19/98 742 1698 -956 000 13,000 22,000 2,900 14,000 100,000 <1,250
<br /> UVB-MW 1 08/19/98 742 <100*
<br /> UVB-MWl 11/18/98 742 1720 -978 000 12,000 27,000 3,200 16,000 100,000 <1,000
<br /> 'pRoteL1bQ3942hnastLnwp%gI2010942ew his Pap 38 of40
<br /> r
<br />
|