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_ 1 r <br /> March 12,.2002 Y - C� . <br /> rC <br /> WALLACE • KUHL _ <br /> ErA550CiATES INC — -- — - s, <br /> �r -5s <br /> Mr. Steve Jerkins w <br /> Geotechnical Engineering - <br /> - Crystal Cream&Butter Company - <br /> -1013 D Street - <br /> Engineering Geology j <br /> m _ = Sacramento, California 95814 ._ <br /> Environmental Consulting <br /> Quarterly Status Report - - -- �� <br /> Remediation Services" <br /> CRYSTAL CREAMERY STOCKTON � <br /> - 404 West Fremont Street - - - <br /> Construction Inspection - <br /> _ Stockton, California 95203 <br /> x =Mater-als.Testing WKA No. 1628.10-_ _ _ 4. <br /> a _µWe are.submitting this Quarterly Status Report summarizing our recent work at , <br /> 404 West Fremont Street in Stockton, California(Plate 1). The purpose of our z <br /> a� <br /> iswork was.to comply with groundwater monitoring requirements of the San Joaquin <br /> ''- <br /> - County Public Health Services, Environmental Health Division._ <br /> "' <br /> :Quarterly Activities <br /> F Groundwater Monitoring and Sampling - - y - <br /> _ Wallace=Kuhl &Associates, Inc. (WKA) conducted quarterly groundwater - .= <br /> monitoring activities at the site on February 7,2002. The monitoring activities = ° <br /> performed at wells MW1 through MW8 (see Plate 2) included measuring the depth .. <br /> =` =` to groundwater, checking for visual signs of free product,purging each well,then <br /> collecting-a groundwater sample for laboratory analysis. We measured water �T <br /> levels using an electronic water level indicator and checked for free product using -- <br /> new, clean, disposable polyethylene bailers. <br /> Prior to sampling, approximately three casing-volumes of water were purged-from <br /> - each well. Groundwater samples were then collected using new polyethylene <br /> disposable bailers and decanted into appropriate sampling containers providedby <br /> i l CORPORATE OFFICE - <br /> 3050 Industrial Bled: the analytical laboratory. Each sample wasimmediately placed in an ice-chest <br /> - containing ice and submitted under Chain-of-Custody documentation to a _--- <br /> �: West 5acrament6 _ <br /> a a CA 95691 �a <br /> Tel 916.372.1434 ..California Department of Health Services certified laboratory for analysis of Total - <br /> ' 4 Fax 916.372.2565 'Petroleum Hydrocarbons as-gasoline(TPHg),Benzene, Toluene, Ethylbenzene <br /> ROCI<LIN OFFICE Viand Total_Xylenes(BTEX), Tert-Butanol,Methyl tert-Butyl Ether, Di-isopropyl <br /> 500 Menlo Drive,e <br /> u <br /> 5it100 <br /> — <br /> Rocklin,CA 95765 <br /> = Tel 916.435.9722 <br /> -Fax 916.435.9822" <br />