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TABLE 3
<br /> CUMULATIVE ANALYTICAL RESULTS -GROUNDWATER
<br /> San Joaquin County Motor Pool, 1810 East Hazelton Avenue, Stockton, Callfornla
<br /> OXYGENATES
<br /> DATE ETHYL-
<br /> SAMPLE LOCATION SAMPLED TPH-D TPH-G BENZENE TOLUENE BENZENE XYLENES MTBE DIPE ETBE TAME TBA 1,2-DCA
<br /> MW-1 04/14/99 240,000 244,000 47,600 48,000 4,280 21,760 46,600 ND<100 ND<100 ND<100 ND<500 NA
<br /> 12/18/00 ND<1 000 220,000 51,000 37,000 ND<5 000 20,900 76,000 NA NA NA NA NA
<br /> 12/06/01 NOT SAMPLED-FREE PRODUCT 0 33 FEET THICK
<br /> 03/29/02 NA 270,000 44,000 31,000 1 6,600 1 33,000 11 34,000 1 ND<200 ND<200 ND<200 I ND<2,000 ND<200
<br /> 05/06/02 NA 230,000 49,000 48,000 1 4,700 1 25,000__R_83,000 1 ND-50 I N10<50 I ND<50 I ND<500 ND<50
<br /> 08/22102 NOT SAMPLED-FREE PRODUCT 0 41 FEET THICK
<br /> 11126102 NOT SAMPLED-FREE PRODUCT 0 22 FEET THICK
<br /> 03/07103 NOT SAMPLED-FREE PRODUCT 0 45 FEET THICK
<br /> 05109/03 NOT SAMPLED-FREE PRODUCT SHEEN
<br /> 09/12/03 NOT SAMPLED-FREE PRODUCT 0 50 FEET THICK
<br /> 12/19/03 NOT SAMPLED-FREE PRODUCT 010 FEET THICK
<br /> MW-2 04/14199 86,000 90,100 28,900 5,060 1,890 11,750 644 ND<10 ND<10 ND<10 ND<50 NA
<br /> 12/18/00 ND<50 67,000 30,000 ND<2 500 ND<2 500 4,000 ND<2 500 NA NA NA NA NA
<br /> 12/06/01 NA 110,000 33,000 1,200 2,100 9,800 6,700 ND<100 ND<100 ND<100 ND<1000 ND<100
<br /> 03/29/02 NA 82,000 27,000 600 1,400 6,600 91900 ND<100 ND<100 ND<100 ND<1000 ND<100
<br /> 05/06/02 NA 90,000 35,000 660 2,400 91600 61600 ND<50 ND<50 ND<50 ND<500 ND<50
<br /> 08/22/02 NA 100,000 36,000 620 3,100 11,300 32,000 ND<50 N0<50 ND<50 6,300 100
<br /> 11/26/02 NA 94,000 40,000 320 2,000 61900 26,000 ND<50 ND<50 ND<50 ND<500 1,400
<br /> 03/07/03 NA 42,000 14,000 200 11000 1,800 16,000 ND<500 ND<500 ND<500 ND<5000 NA
<br /> 05/09/03 NA 84,000 29,000 390 2,600 6,900 24,000 ND<500 ND<500 ND<500 ND<5000 ND<500
<br /> 09/12103 NA 94,000 28,000 ND<250 2,100 3,700 17,000 ND-1500 ND<500 ND-1500 ND<5000 ND<500
<br /> 12/19103 NA 61,000 1 17,000 ND<200 1 1,400 1 1,900 IL 24,000 ND<500 ND<500 ND<500 ND<5000 ND<500
<br /> MW-3 12/06/01 NA 3,000 310 400 61 360 21 ND<2 ND<2 ND<2 ND<20 ND<2
<br /> 03/29/02 NA 68 16 16 140<0 5 22 ND<0 5 ND<0 5 ND<0 5 ND<0 5 N0<5 ND<0 5
<br /> 05/06/02 NA ND<50 06 ND<0 5 ND<0 5 ND<1 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<5 ND<0 5
<br /> 08/22/02 NA ND<50 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<5 ND<0 5
<br /> 11/26/02 NA ND<50 ND<0 5 ND<0 5 ND<0 5 ND<1 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<5 N0<0 5
<br /> 03/07/03 NA 66 ND<0 5 ND<0 5 ND<0 5gD<
<br /> ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<5 NA
<br /> 05/09/03 NA ND<50 ND<0 5 ND<0 5 ND<0 5ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<5 ND<0 5
<br /> 09/12/03 NA ND<50 ND<0 5 ND<0 5 ND<0 5ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<5 ND<0 5
<br /> 12!19103 NA ND<50 ND<0 5 ND<0 5 NO<0 5ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<5 ND<0 5
<br /> 12/19/03 NA ND<50 ND<0 5 ND<0 5 ND<0 5 ND<1 05 ND<0 5 ND<0 5 ND<0 5 24 ND<0 5
<br /> MW-5 12/19/03 NA ND<50 ND<0 5 ND<0 5 ND<0 5 Np<i ND<5 ND<5 ND<5 ND<5 N0<50 IND<5
<br /> -6
<br /> 12119102JI 7,800 2,100 1 ND<50 I ND<50 820 ND<5 I ND<5 ND<5 ND<5 ND<50 11 ND<5
<br /> CITY WELL 12/28/01 NA ND<50 ND<0 5 1 ND<0 5 1 ND<05 ND<0 5F ND<0 5 ND<0 5 1 ND<0 5 ND<0 5 ND<5 Np<0 5
<br /> NOTES All results are reported in micrograms per liter(ugA)which translates to parts per billion(ppb)
<br /> Total Petroleum Hydrocarbons as Diesel(TPH-0)analyzed by EPA Method 8015M
<br /> Total Petroleum Hydrocarbons as Gasoline(TPH-G),benzene,toluene,ethylbenzene xylenes by EPA Method 8260B or 8 0 2018 01 5M
<br /> oxygenates Methyl-t butyl ether(MTBE) Dr-isopropyl ether(RIPE),Ethyl-t-butyl ether(ETRE),Tert-amyl methyl ether(TAME)and Tert Butanol(TBA)by EPA 82606
<br /> 1 2-Dichloroethane(1 2-DCA)analyzed by EPA Method 82608
<br /> ND<0 5=Not Detected at reporting lima of 0 5 ppb
<br /> NA =Not analyzed for specified compound
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