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Table 3
<br /> Groundwater Monitoring Data
<br /> Beacon Station No.641
<br /> 1210 E.Hammer Lane,Stockton,California
<br /> Well TPHQ B T E X MTBE DIPE EPEE TAME TBA Meth. Eth. EDC EDB Depth to TOC GW
<br /> Number Data n GW Elevation Elevation Comments
<br /> MW-5 1=2197 87,000 21,000 10,000 2,000 10,000 3,800 <5 0 <5 0 <5 0 <500 <50000 <10000 m na 5733 9958 4225 no sheen,no odor
<br /> aestisasd 03131/98 10,000 2,100 1,500 270 710 530 na N m ns ni na no ns 4919 5039 no Own. odor
<br /> Ildn vol 06110198 3,100 SIO 470 45 310 160 no na m na no an Its na 4622 5336 no sheen, odor
<br /> b0'-76' 091108/98 24,000 6,500 1,000 920 1,400 4,500 <2 5 QS 34 48 3,600 <25 na na 4955 5003 no shown,odor
<br /> 1213x98 340 32 <.5 2.9 Q5 980 na m na na no na na ns 4410 S549 no sheen,odor
<br /> 03125199 $40 100 19 12 36 260 40 <10 <1D <100 <50 <50 na its 4147 58 11 odor I no sheen,
<br /> 06102199 7„700 1,200 83 230 120 1,200 m SO <050 <0 50 51 <50 <50 <D 50 <0 50 4251 $707 oda I no ihaM
<br /> 08/31/99 30,000 4,700 3,700 1,700 2,600 9,100 <0 50 051 41 310 <500 <50 <0 50 <0 50 4810 5148 no comment
<br /> 12109/99 3,100 32 52 40 87 6,200 <50 <50 <50 85 <500 <50 <50 <5 0 44% 5462 no comment
<br /> OM1100 <500 21 <50 <5 0 <5 0 4,500 <50 <50 <50 72 <500 <50 OR na 4251 5707 no ooinment
<br /> MW-6 12/16199 1 890 <0 SO <0 50 2.9 <0 50 560 <0 50 @ 50 <0 50 54 <100 <10 na na 9920
<br /> snood
<br /> httee V
<br /> 3V46'
<br /> MW-1 12/16199 <50 <0 50 <0 SO <050 <0 50 <O 50 <0 50 <0 50 <0 50 23 <100 <5 0 as as 10002
<br /> mmsrsd
<br /> ton
<br /> SS'418'
<br /> MW-8 12/16199 810 6.3 12 <4 50 12 <0 50 <0 SO <0 50 <D 50 9 7 400 bb all m 10114
<br /> ...a
<br /> bdwvd
<br /> 3V4W
<br /> $W 1 10102!97 m m m m m m m m m as as m as na 5657 ntn nm fu
<br /> an oed 03/31/98 sen m as as m as as m ns m m na na na 5123 nm m
<br /> bdmrwd 0611x98 as m as Its m to as Its m m m in na na 4584 nm m
<br /> 60'.65 09/08/98 m m no m ns Its m m m ns as m na na 4926 nm mu
<br /> 12130198 m m ns m in m m m to m m Its na na 4399 fun fu
<br /> 03115199 90 <D 50 071 <0 50 053 71 a0 SO <D 50 055 <50 <50 <50 na na 4195 nm sl%hl odor/no screen
<br /> 06102199 130 089 <0 SD <0 50 <0 50 130 <0 50 <050 <0 50 <50 <50 <50 <0 50 <0 50 4224 fun slight odor/no sheen
<br /> 06131/99 1,000 150 53 45 31 1,400 <0 50 <050 065 54 <100 <50 <0 50 <0 50 4791 tun no coounemu
<br /> 12119199 53 <050 <0 50 <D50 <0 50 500 <0 SO <0 50 <0 50 54 <50 <50 <0 50 <0 50 44 60 nm no comment
<br /> 03101/00 <200 <2 0 <20 Q 0 <2 0 560 <2 0 <2 0 <2 0 <20 <300 <20 na na 4239 nm no mwnsrtam
<br /> VW-1 03125M 20,000 4,000 2,000 900 1,700 3,000 <50 <50 <5 0 <5 0 <50 640 na m 4170 tun fun slight oda/no sheen
<br /> anraasd 06/02/99 23,000 5,600 2,300 1,100 1,900 8,300 <50 <5 0 <50 240 <100 <10 <50 <5 0 4221 run slrglmt odor/no sheen
<br /> 1adn+al 08/31/99 50,000 14,00D l l,ODO 2,300 6,200 20 000 <50 <5 0 72 770 <2500 <50 <50 <50 4731 nm no comment
<br /> 44'.W 12109/99 26,000 3,30D 1,900 880 2,600 8,800 <50 <50 <5 0 120 <500 <50 <50 <50 4520 tun no comment
<br /> O3/01/OO 13,000 3,500 280 600 330 6,900 <20 <20 <20 <200 <2500 <200 na na 4246 nm no comment
<br /> VW-2 03125/99 m As m m tts m m m m m m ns i IN ns dry run nm well dry @ 34 82'
<br /> aaasasd 06+07199 m m m m to Its m m ns m As no m m dry rent no canrrAnt
<br /> interval 0831/99 no m m m m m As nt m m n3 no ns m dry full rw comrnam
<br /> 21'+6' 17109/99 m to m ns m m m m m ns m m m m dry fun W commmu
<br /> 03101100 m m ns All m m ru ns ns m m m m m dry fun no comment
<br /> Page 2 of 3 HORIZON ENVIRONMENTAL INC
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