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Cealagiea�?'eco l�tc. <br /> ' 1101 7`h street <br /> Modesto,California 95354 <br /> (209)522-4119 1 Fax(209)5224227 <br /> I <br /> REPORT <br /> Groundwater Monitoring <br /> 2"d Quarter 2002 <br /> ' Valley Wholesale Drug Co., Inc. <br /> 1401 W.Fremont Street <br /> ' Stockton, California <br /> Project No. 989.2 <br /> ' July 29, 2002 <br /> MEXECUTIVE SUMMARY <br /> 1 This report summarizes the 2"d Quarter 2002 groundwater monitoring work that took place <br /> at Valley Wholesale Drug Company on rune 18, 2002. <br /> ' The average groundwater elevation increased 0.18 feet from the March 14, 2002, <br /> monitoring event. Groundwater flow was north-northwesterly with a slope of 0.0054 ft/ft. <br /> Groundwater flow direction and slope have remained consistent since August of 1995. <br /> Laboratory analysis of the groundwater samples collected during the June 18, 2002, <br /> ' monitoring event show the presence of low BTEX concentrations in MW-1. BTEX <br /> constituents were not found in any other well during this monitoring event. TPH-gasoline <br /> was below detectable limits in all monitoring wells. Monitoring wells MW-4, MW-5 and <br /> ' MW-6 have low levels of MTBE present. <br /> 1 I <br />