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Table 8
<br /> Monitoring Well Sampling Results
<br />' Former Tank Site 2
<br /> Former Heinz Facility
<br /> Tracy,California
<br /> Total
<br /> Location Date TPH-G TPH-D Benzene Toluene Ethylbenzene Xylenes MTBE
<br /> MW-2 5/1/98 31,000 NA <100 <100 1,100 3,400 <1,000
<br /> MW-2 6/2/98 10,000 NA <25 <25 30 850 <250
<br /> MW-2 7/15/98 5,400 NA <5 <5 21 260 <50
<br />'
<br /> MW-2 9/10/98 1,600 NA <25 <2 5 <25 16 <25
<br /> MW-2 11/16/98 700 <50 <05 062 4 17 <5
<br /> MW-2 12/16/98 620 <50 <05 <0 5 25 056 <5
<br /> MW-2 4/22/99 360 NA <05 <0 5 19 73 <10
<br />' MW-2 6/7/99 ORC Injection
<br /> MW-2 6/30/99 170 NA <0 5 <0 5 42 096 <5
<br /> MW-2 9/2/99 40 NA <0 5 <05 091 <0 5 <5
<br />' MW-2 10/28/99 <50 NA <05 <0 5 <0 5 <0 5 <5
<br /> MW-2 1/6/00 <50 NA <05 <0 5 <0 5 <0 5 NA
<br /> MW-2 2/29/00 180 NA <0 5 <0 5 12 99 <5
<br />' MW-5 11/16/98 <50 <50 <05 <0 5 <0 5 <0 5 <5
<br /> MW-5 12/16/98 <50 <50 <05 <0 5 <0 5 <05 <5
<br /> MW-5D 12/16/98 <50 NA <0 5 <0 5 <0 5 <05 <5
<br /> MW-5 4/22/99 <50 NA <0 5 <05 <0 5 <0 5 <10
<br /> MW-5 6/7/99 ORC Injection
<br /> MW-5 6/30/99 <50 NA <0 5 <0 5 <05 <0 5 <5
<br />' MW-5 9/2/99 <50 NA <0 5 <0 5 <0 5 <05 <5
<br /> MW-5 10/28/99 <50 NA <05 <0 5 <0 5 <0 5 <5
<br /> MW-5 1/6/00 <50 NA <05 <0 5 <0 5 <0 5 NA
<br />' MW-5 2/29/00 <50 NA <0 5 <0 5 <0 5 <05 <5
<br /> MW-6 11/16/98 98,000 <50 3,600 6,500 2,900 14,000 <2,500
<br />' MW-6 12/16/98 90,000 <300 3,600 6,200 3,300 12,000 <2,500
<br /> MW-6 4/22/99 98,000 NA 3,400 6,200 4,700 14,000 <2,500
<br /> MW-6 6/7/99 ORC Injection
<br />' MW-6 6/30/99 65,000 NA 2,800 3,900 4,300 12,000 <2,500
<br /> MW-6 9/2/99 71,000 NA 2,600 3,800 4,100 12,000 <2,500
<br /> MW-6 10/28/99 66,000 NA 1,800 2,000 3,100 7,900 <2,500
<br /> MW-6D 10/28/99 65,000 NA 1,900 2,200 3,000 7,500 <2,500
<br /> MW-6 1/6/00 49,000 NA 1,400 1,700 2,600 6,500 NA
<br /> MW-6 2/29/00 92,000 NA 1,800 3,700 4,000 12,000 NA
<br /> Notes
<br /> (1)All ground water concentrations expressed in micrograms per liter
<br /> TPH-D=totaI petroleum hydrocarbons as diesel
<br /> TPH-G=total petroleum hydrocarbons as gasoline
<br /> MTBE=methyI tertiary-butyl ether
<br /> ORC=oxygen-releasing compound
<br /> NA=not analyzed
<br />
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