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d: <br /> CHRONOLOGY <br /> AT & T <br /> 90 W TURNER ROAD, LODI (FORMERLY J 100 TURNER RD) <br /> CASE 2 <br /> LOP SITE CODE: 17411 <br /> CVRWQCB CASE # 391062 <br /> APN: 02902019 <br /> 03/03/99 One 15000 gal. diesel UST was removed from site under EHD permit. <br /> Soil sample collected detected diesel contamination in soil. <br /> 03/16/99 ATC completed and filed UAR for diesel contamination associated with <br /> UST # 9. <br /> 03/23/99 Approximately 371 tons of contaminated soil were removed from UST <br /> area and transported to BFI for disposal. Excavation was backfilled and <br /> compacted with clean imported soil. <br /> 05/14/99 EHD placed the site in Local Oversight Program and sent a Notice of <br /> Responsibility to the responsible party, requiring additional soil and <br /> groundwater assessment. <br /> 08/24/99 Geoprobe soil and groundwater sampling were performed in and around <br /> the former UST location. <br /> 12/13/00 Installation of 3 groundwater monitoring wells occurred; low level TPH- <br /> diesel was detected in downgradient groundwater monitoring well sample <br /> (MW#3). <br /> 07/14/02 ATC completed report requesting site closure with no further action. On <br /> 03/28/01 groundwater sampling from MW#3 had TPH-diesel at 150ppb. <br /> All 3 MW have been ND since that time with two additional quarterly <br /> rounds completed. Benzene was never detected in any of the soil or <br /> groundwater samples analyzed. <br /> 09/06/02 EHD completed the review of above report, completed a site chronology <br /> and case closure summary and requested closure concurrence from the <br /> CVRWQCB. <br /> { <br /> HK/CHRON90TURNERATT <br /> r" <br /> } <br /> t <br />