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1 <br /> ' 10 January 1996 <br /> i AGE-NC Project No 95-0105 <br /> ' Page 2 of 4 <br /> 2 3 MONITORING WELL INSTALLATION AND SAMPLING <br /> In September 1988, three ground water monitoring wells were installed by Kleinfelder, Inc <br /> Laboratory results of soil samples collected during the installation of monitoring well MW-3 <br /> confirmed the presence of hydrocarbon-impacted soil <br /> After installation, a ground water sample was collected from each well Low concentrations of total <br /> ' petroleum hydrocarbons as gasoline (TPH-g), xylenes and ethylene dibromide (EDB) were detected <br /> in the sample from MW-3 Coliform was also detected in samples from each well No petroleum <br /> ' hydrocarbons were detected in soil or ground water samples collected from MW-1 or MW-2 <br /> 2 4 ADDITIONAL SOIL AND GROUND WATER ASSESSMENT <br /> On 22 February 1995, two soil borings were drilled at the site TPH-g and volatile aromatics <br /> (benzene, toluene, ethyl benzene and xylenes BTE&X) were detected in soil and ground water <br /> samples collected from the borings Results of the drilling and sampling were detailed in the <br /> Quarterly Report-July 1995, dated 15 September 1995, prepared by AGE <br /> 2 5 EXCAVATION AND TRENCHING PROCEDURES <br /> On 17 April, 25 May and 26 June 1995, approximately 200 cubic yards of hydrocarbon-impacted soil <br /> was excavated from the property The soil was stockpiled on-site, characterized and transported to <br /> ' Forward Landfill for disposal Excavation limits are illustrated on Figure 4 -Final&CCn ation Plan <br /> Soil samples collected from the sidewalls of the excavation indicated that hydrocarbon-impacted soil <br /> extends off-site north and west of the property Excavation procedures and results were detailed in <br /> the Quarterly Report -July 1995 <br /> r <br /> 2 6 GROUND WATER MONITORING AND SAMPLING <br /> Monitoring wells at the site have been sampled on three occasions 21 September 1988, 14 February <br /> 1995, and 13 July 1995 No petroleum hydrocarbons have been detected in wells MW-1 or MW-2 <br /> ' Low concentration of TPH-g, benzene, toluene and xylenes have been detected in samples collected <br /> from MW-3 <br /> r <br /> r. <br /> {r <br />