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WATERLOO SCHOOL <br /> 7007 N PEZZI RD <br /> TANK #1 500 GAL LEADED GASOLINE REMOVED 11-21-89 <br /> 11-21-89 500 gallon leaded tank removed this date. Holes rioted on the end opposite <br /> the fill. One soil sample was collected from approx. 7.5' below ground <br /> surface. The soil was noted as gray clay with strong product odor; gasoline <br /> saturated soil. <br /> TANK REMOVAL <br /> SOIL RESULTS <br /> (ppm) <br /> TPH-G B T E X Pb EDB <br /> TANK 1 3025.5 59.03 322.64 100.42 520.54 17.5 <.02 i <br /> 09-13-90 Four soil borings installed this date with soil boring SB#1 installed through <br /> the former tank pit cavity to a total depth of 82.5 feet and SB#2, SB#3, and <br /> SB#4 being installed to the west, north, and east of the former tank pit to a <br /> total depth of 31.5 feet. <br /> SOIL BORINGNEW INSTALLATION <br /> SOIL SAMPLE RESULTS <br /> (ppm) <br /> TPH-G B T E X OL <br /> S131-26.5' 7500.0 35.0 350 130 690 <1.0 <br /> SBI-56.0' 8.3 0.33 0.85 0.13 0.5 NA <br /> S131-70.5' 2.8 0.34 0.22 0.35 1.42 NA <br /> S131-75.0' <0.005 0.015 0.058 0.013 0.044 NA <br /> S131-80.5' 3.5 0.12 0.42 0.65 1.37 NA <br /> SB2-30.5' 0.084 <0.005 0.016 <0.005 0.008 NA <br /> SB3-30.5' <1.0 <0A05 0.012 <0.005 0.007 NA <br /> SB4-30.5' <1.0 0.027-T- 0.006 <0.005 1 <0.005 NA <br /> r <br /> h <br />