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r <br /> WEGE: TABLE 1, continued USA PETROLEUM STA. #65 <br /> i <br /> SAMPLE DATE TOP OF DEPTH TO GROUND -SAMPLING CERTIFIEDY- T = BENZENE TOLUENE_a ETHYLaa XYLENE <br /> ID SAMPLED CASING WATER WATER COMPANY LAB ppm ppb ppb BENZENE ppb <br /> ELEVATION IN FEET ELEVATION (mg/L) (ug/L) (ug/L) ppb (ug/L) <br /> (AMSL) (AMSL) <br /> MW8 03/31/93 37.87 48.20 -10.33 WEGE MATRIX 0.21 450 30 6 180- <br /> sl 09/10/91 37.58 <br /> S1 02/06/92 37.58 M <br /> 51 06/23/92 37.58 <br /> S1 12/18/92 37.58 <br /> S1 03/31/93 37.58 <br /> S2 09/10/91 37.76 <br /> S2 02/06/92 37.76 <br /> S2 06/23/92 37.76 <br /> S2 12/18/92 37.76 <br /> S2 03/31/93 37.76 <br /> 1 <br /> WEGE= WESTERN GEO-ENGINEERS <br /> CHEMTECH= CHEMTECH ANALYTICAL LABORATORIES (DHS #359) <br /> MATRIX = MATRIX ENVIRONMENTAL LABORATORIES (DHS #1676) , NAME CHANGE FROM CHEMTECH <br /> k AMSL='ABOVE MEAN SEA LEVEL <br /> PPM= PARTS PER MILLION (mg/L-milligrams/liter) <br /> PPB=PARTS PER BILLION (ug/L-micrograms/liter) <br /> TFH= TOTAL FUEL HYDROCARBONS (GASOLINE) <br /> e <br /> EPA METHOD 5030 USED FOR TFH (G) <br /> EPA METHOD 602 USED FOR (BTEX) ; BENZENE, TOLUENE, ETHYL BENZENE, XYLENE <br /> OR BLANK, SAMPLE NOT TAKEN: DRY WELL AND/OR SAMPLE NOT RUN OR DATA AVAILABLE <br /> ALL ELEVATION MEASUREMENTS ARE ABOVE MEAN SEA LEVEL <br /> i <br /> * MW4, WELL RENDERED OPERABLE FOR SAMPLING ON SEPTMBER 15, 1992. <br /> r <br /> 2 <br /> 1 <br />