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t s <br /> BLAINE 1680 ROGERS AVENUE <br /> TECH SERVICES. SAN JOSE,CA 95112-1105 <br /> (408)573-7771 FAX <br /> 2�¢�a <br /> 14 <br /> 7 rN�o y� (408)573-0555 PHONE <br /> �CZZ <br /> A 4 <br /> f� t <br /> �ryQ p0�.v� <br /> May 6, 1999 <br /> Scott Hooton <br /> BP Oil Company <br /> 295 SW 41st Street, Bldg. 13, Suite N <br /> Renton, WA 98055-4931 <br /> 1st Quarter 1999 Monitoring at 1 1 192 <br /> First Quarter 1999 Groundwater Monitoring <br /> BP Service Station Number 11 192 <br /> 1403 Country Club Blvd. <br /> Stockton, CA <br /> i <br /> Monitoring Performed on January 19, 1999 <br /> Groundwater Sampling Report 990119-J-1 <br /> This report covers the routine monitoring of groundwater wells at this BP facility. Blaine 'I'ech <br /> Services, Inc.'s work at the site includes inspection, gauging, evacuation, purgewater <br /> containment, sample collection and sample Dandling 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, the appropriate calculated purge volume, elapsed <br /> evacuation time, total volume of water removed, and standard water parameter instrument <br /> readings. Sample material is collected, contained, stored, and transported to the laboratory in <br /> conformance with EPA standards. Purgewater is, likewise, collected and transported to Seaport <br /> Petroleum Corporation for disposal. <br /> Basic field information is presented alongside analytical values excerpted from the laborator v <br /> report In the cumulative table of IVVELL DATA AND ANALYTICAL IIESULTS. The I'r,ll <br /> analytical report for the most recent samples is located in the Analytical Appendix. ]-he <br /> Professional Engineering Appendix contains a Groundivater Elevation Map and a Dissolved <br />. Petroleum Hydrocarbon Concentration Map. <br /> Blame Tech Services, Inc Report No 990119-J-1 1 st -Q 1999 Monitoring at BP 1 1 192 <br />