Laserfiche WebLink
~ BLAINE 1080 ROGERS AVENUE <br /> TECH SERVICES.F SAN JOSE CALIFORNIA 95112 <br /> (408)573-7771 FAX <br /> . cw���f rxrRo A (408)573-0555 PHONE <br /> z <br /> July 23, 1998 <br /> Brett Hunter <br /> Chevron U S A Products Company <br /> P O Box 6004 <br /> San Ramon, CA 94583-0904 <br /> 2nd Quarter 1998 Monitoring at 9-8632 <br /> Second Quarter 1998 Groundwater Monitoring at <br /> Former Chevron Service Station Number 9-8632 <br /> 575 Grant Line Road <br /> Tracy, CA <br /> Monitoring Performed on February 12 and <br /> June 10, 1998 <br /> Groundwater Sampling Report 98061.0-L-1 <br /> This report covers the routine monitoring of groundwater wells at this Chevron facility Blaine <br /> Tech Services, Inc 's work at the site includes inspection, gauging, evacuation, purgewater <br /> containment, sample collection and sample handling in accordance with standard procedures that <br /> conform to Regional Water Quality Control Board requirements. <br /> Routine field data collection includes depth to water, total well depth, thickness of any separate <br /> immiscible layer, water column volume, calculated volume of a three-case volume purge, <br /> elapsed evacuation time, total volume of water removed, and standard water parameter <br /> instrument readings. Sample material is collected, contained, stored, and transported to the <br /> laboratory in conformance with EPA standards. Purgewater is, likewise, collected and <br /> transported to McKittnck Waste Treatment Site for disposal <br /> Basic field information is presented alongside analytical values excerpted from the laboratory <br /> report in the cumulative table of WELL DATA AND ANALYTICAL RESULTS The full <br /> analytical report for the most recent samples is located in the Analytical Appendix The table <br /> also contains new groundwater elevation calculations taken from the computer plotted gradient <br /> map which is located in the Professional Engineering Appendix. <br /> M <br /> Blaine Tech Services, Inc Report No 980610-L-1 2nd-O 1998 Monitoring at Former Chevron 9-8632 <br />