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r <br /> BLAINE SAN <br /> ROGERS AVENUE <br /> TECH SERVICES SAN JOSE,CALIFORNIA 95412-1105 <br /> (408)573-7771 FAX <br /> T Ty�pis (408)573-0555 PHONE <br /> March 30,1999 <br /> Karen Petryna <br /> Equiva Services LLC <br /> P 0 Box 6249 <br /> Carson, CA 90749-6249 <br /> First Quarter 1999 Groundwater Monitoring at <br /> SHELL-branded Service Station <br /> 341 E Main Street <br /> Ripon, CA <br /> Monitonng performed on January 6, 1999 <br /> Groundwater Monitoring Report 990106-P-2 <br /> This report covers the routine monitoring of groundwater wells at this SHELL-branded facility <br /> In accordance with standard procedures that conform to Regional Water Quality Control Board <br /> requirements, routine Field data collection includes depth to water, total well depth, thickness of <br /> any separate immiscible layer, water column volume, apprioriate calculated purge volume (if <br /> applicable), elapsed evacuation time (if applicable), total volume of water removed (if <br /> applicable), and standard water parameter instrument readings Sample material is collected, <br /> contained, stored, and transported to the laboratory in confonnance with EPA standards <br /> Purgewater (if applicable) is, likewise, collected and transported to the Shell Martinez <br /> Manufacturing Complex <br /> Basic field information is presented alongside analytical values excerpted from the laboratory <br /> report in the cumulative table of WELL CONCENTRATIONS The full analytical report for <br /> the most recent samples and the field data sheets are attached to this report <br /> At a minimum, Blaine Tech Services, Inc field personnel are certified on completion of a forty <br /> hour Hazardous Materials and Emergency Response training course per 29 CFR 1910 120 Field <br /> personnel are also enrolled in annual eight hour refresher courses <br />