|
TABLE 4
<br /> r ,
<br /> ANALYTICAL RESULTS OF HISTORICAL GROUND WATER SAMPLES - 8015m, 8020m `
<br /> _ West-Clay Property -
<br /> i r
<br /> 639 West Clay Street, Stockton, California -
<br /> - (Rg/l)
<br /> t
<br /> ` well Date Depth to TPH as TPH as TPH as TPH as MTBE luene Ethyl
<br /> tsereen G fit aline Diesel Moor Oil £lil& 1r ze
<br /> interval
<br /> MW-2 04/04194 3644 '81,000 11,600" -- 14,400* - 3,400 -10,400 3,200 t 2,900
<br /> (40-60) 12/16/94 37 83 NS - - - - NS NS NS NS
<br /> 03/31/95 3118 NS - - - = NS NS NS NS
<br /> 10/31/95 2934 35,000 - - - - 2,100 4,200 1,000 3,500 _
<br /> - 05/06/96 2497 NS --- - - - NS NS NS NS
<br /> 05/27/97 2142 a 17,000 2,000 <250 <5,000 58 1,100 1,500 230 2,200 C
<br /> 11/17/97- 2236 18,000 2,300 320 - <70 1,000 1,600 370 '3,300
<br /> r
<br /> 2/26/98 17 46 18,000 2,900 - --- 62 1,700 880 <0 5 3,100 '
<br /> - 8/31/98, 1751 47,000 4,600 - - <200 5,100 5,600 2,100 7,700 --
<br /> 2/9/99
<br /> ,700 __2/9/99 17 52 21,000 760 - - <80 1,800 2,000 720 - 3,000
<br /> rA
<br /> 5128199 - 1763%+ -21,000 3,300 - <50 2,500 1,900 620 . 3,700
<br /> 10/28/99 1918 19,000 2,700 - - <200 2,000 1,400 290 3,200
<br /> 1/25100 18 90 18,000 1,700 - - <10 2,000 1,500 620 2,800 -
<br /> 07/12/00 -1734 22,000 2,000 - -- ND<200 2,100 1,800 660 3,000
<br /> 12/18/00 1993 22,000 1,700 - -- <200 2_,300 1,800 600 2,500 y
<br /> « 03/13/01 1771 8,300 1,000 - - <60 1 970 1 440 1 270 270
<br /> - r
<br /> - Advanced GeaEnvlranmental,lnc "
<br /> e 41
<br />
|