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Nov 19 0004 4: 31PM r' -%pin Brothers Investmen 209-464-6Q47 p. 4 <br /> • Installation of additions: IAS points or wells to stimulate remediation of <br /> impacted ground wafer in the area of MIW-4 <br /> May 10, 1999 Sparging,'Extraction System operating and monitoring continuing <br /> Note; For technical information=fie;d reports, :ab. Reports see AGE <br /> quarterly report dated March 1999 <br /> May 24& 25 1999"July 20, 1999 five soil borings were advanced at the site. <br /> Probe boring for soil confirmation were advanced at the area of the former USTs <br /> And a-vacant lot 200 feet southwest of the fo-me: UST area. (For technical data <br /> see AGE September report <br /> December 29, 1999 Last quarter monitoring activities were conducted Site <br /> history and findings from previous investigations and monitoring events at the <br /> site a-e summarized in Problem Assessment Report(PAR)prepared by Science& <br /> Engineering Analysis Corporation(SEACORE)dated July 1994 and in Quarterly <br /> report— September 1995 prepared by AGE, dated 0", October 1995 <br /> Apri104, 2000 a meeting-was held a:the S. J,Cotmty Public Health Services to <br /> disuuss of the closure of the site. Representative of Age, NL. Chapin, members <br /> of the PHS-ehd and the Central Valley Regional Water Quality Control Board <br /> (CVR V,'QCB) N ere present to detect-.ne site closure criteria and future <br /> requirements for remediation of the si'e. Re-initiation of the active soil ai-id <br /> gra-and water reniPdiat-on %vu wtvCted by the reglii i0ry agertiteN. AGE hat; <br /> made repairs to the remediation system and has collected a soil gas saniple. All <br /> analysi6 was non-detect,however air-sparing was rot activated. (See) Quarterly <br /> Deport— second Quarter 2D00 AGES for tecianical findings) <br /> September 15, 2000 AGE collecteG Bound water samples and soil vapor sa,nples <br /> .or findings see Quarterly Report <br /> December 08, 2000 GrourA water samples and soil vapor samples coliected see <br /> finding see Quarterly Report Fourth Quwcr <br /> June 08, 2001 Ground water and water samples collected. See Second quarter <br /> 2001 for findings <br /> October 25, 2001 Well monitoring and Evacuation, Ground water samples <br /> collected, See Third Quarter 2001 for finding <br /> Between December 2001 sed Msreh 2002 three (3)ground water recover- <br /> wclls, ii eround water treatment system sad associated pivin�were installed <br /> March 1S. 2002 Inataiiatlnn Qf�rottnd water extra�tl4�pumps <br />