|
TABLE 1
<br /> ANALYTICAL RESULTS OF GROUND WATER SAMPLES
<br /> STEFANOS GAS STATION
<br /> 1419 East Charter Way, Stockton, California
<br /> (feet)
<br /> TPH as Ethyl-
<br /> Gas Benzene Toluene benzene Xylenes MTBE DIPE ETBE TAME TBA 1 2 DCA EDB
<br /> Sample Sample
<br /> Location Date EPA Methods 8015/EPA.Method 8260B
<br /> 05-06-02 180,000 4,100 34,000 5,000 27,000 <100 <100 <100 <100 41000 260 NA
<br /> 07-29-02 NA NA NA NA NA NA NA NA NA NA NA NA
<br /> 11-25-02 200,000 4,400 41,000 5,800 36,000 <50 <50 <50 <50 <500 260 NA
<br /> 02-19-03 190,000 2,200 22,000 5,600 29,000 <100 400 <100 <100 <1,000 140 NA
<br /> 06-06-03 130,000 1,600 15,000 5,800 23,000 <100 <100 400 <100 <1,000 110 NA
<br /> 09-23-03 120,000 2,000 16,000 3,800 20,000 <100 <100 <100 <100 <1,000 170 NA
<br /> 12-23-04 78,000 19,000 11,000 6,000 35,000 120 <1.0 4.0 66 <10 <0.5 <0.5
<br /> 03-03-04 200,000 2,000 14,000 4,004 21,604 <10 40 <10 <10 400 14 <0.5
<br /> 01-11-99 16,000 1,300 1,500 1,800 6,900 <20 <20 <20 <20 <200 NA NA
<br /> 04-22-99 11,000 790 760 1,500 4,000 <5.0 <5.0 <5.0 <5.0 100 NA NA
<br /> 07-23-99 14,000 570 340 1,600 3,100 <20 <20 <20 <20 <200 NA NA
<br /> 10-14-99 5,900 250 53 730 860 <2.0 <2.0 <2.0 <2.0 96 NA NA
<br /> 01-27-00 7,000 130 11 460 510 <2.0 <2.0 <2.0 <2.0 74 NA NA
<br /> 04-30-01 940 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 4.0 60 230 NA
<br /> 07-30-01 1,100 0.61 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 63 240 NA
<br /> 11-01-01 1,400 0.61 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 59 250 NA
<br /> �• 01-31-02 630 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 42 240 NA
<br /> 05-06-02 970 U.0 <1.0 QA <1.0 4A <1.0 <1.0 <1.0 56 220 NA
<br /> 07-29-02 880 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 59 290 NA
<br /> 11-25-02 680 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 44 230 NA
<br /> 02-19-03 620 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 39 220 NA
<br /> 06-06-03 470 <1.0 <1.0 <1.0 <1.0 <1.0 QA <1.0 <1.0 40 210 NA
<br /> 09-23-03 490 <50 <50 <50 <50 <50 <50 <50 <50 40 230 NA
<br /> 12-23-04 320 <0.5 4.3 3.9 24 <1.0 4.0 Q.0 QA <10 <0.5 <0.5
<br /> MW-3 03-03-04 <50 <0.5 <0.5 <0.5 <0.6 <1.0 <1.0 <1.0 <1.0 <10 61 <0.5
<br /> MW-4 11-01-0I <50 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <5 <0.5 NA
<br /> Advanced Geo Envi ron mental,Inc
<br />
|