|
TABLE 2
<br /> Concentrations of Selected Constituents in Groundwater
<br /> Former Disco Site
<br /> Stockton,California
<br /> Concentration Iu 7L
<br /> )`Monitoring `.Sample - N
<br /> Etliyl:Welo Date TPH '1 2 DCA' EDB Benzene, tieoiene ' MTBE DIPS. ETBE` TAME. --LeadNP-1410' 12/29/94 180,000 29,000 4,800 24000 NS
<br /> 3/12195 127,000 31,200 2540 16 600 NS
<br /> 7126/95 129OOD 5,500 23,700 13,000 NS
<br /> 4117197 243,000 25000 °5,120 24,800 NA 3W NA NA NA NS6/12197 <20 <5 <5 <5 <5
<br /> 1222!97 175,000a 24,D00a 2,940a 19,900a NS
<br /> 12123/97 <100 <25 Q5 <25 <25
<br /> 4116198 172,DD0 1 18,600 43,400 2,7D0 19,500 NS
<br /> 4117198 NA <40 <20 <20 <20
<br /> 5121198 <20 NA NA NA NA
<br /> 617198 356,000 14,900 36,200 3,780 17,700 <20 <20 <5 <5 <5 NS
<br /> 11111198 98,000a 20 DODc 58,000c 4,300b 23,000b <200 <20 <20 <20 <20 NS
<br /> 7171199 140,000a 14,000b 26,ODOb 2,500a 15,000a <50 <5 <5 <5 <5 NS
<br /> 766199 120,000a 27,000b 54,000b 3,800a 20.000b <50 <5 <5 <5 <5 NS
<br /> 7118!99 94,000a 115.0 1,600 19,0006132.000b 4,000b 20,0006 <50 <5 115 <5 115 NS
<br /> 329100 99,000a i8,000b 1,30Da 5,700a <20 .<5 <5 <5 <5 NS
<br /> 515!00 2,600 1 SOO X20 <5 <5 <5 115
<br /> 6127100 <100 <100 <2DO <100 <100
<br /> 628100 NS 2,300 1300 NS NS NS NS
<br /> 11/16/00 110000 1,600 960 19,000 2400 13,000 1150 <50 <100 <501150 NS
<br /> 3122!01 220000a 1000 1,004 26,000b3SOOb 19,000b NA NA NA NA NA NS
<br /> 10!17101 220,000a 1900 1,000 28OOOb 3 BOOa 20,000a NA NA NA NA N0. NS
<br /> 2121/02 180,000 1,900 1,000 26 000 50,000 3,9G0 21,000 ND ND ND ND ND
<br /> 12280.MON 12002EC34
<br /> Copynght 2002,Kleinfelder,Inc. - Page 1 of 18
<br /> .
<br /> May 10,2002
<br />
|