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' BLAINE <br /> { 985 TIMOTHY DRNE <br /> E SAN JOSE CA 95133 <br /> �408) 995-5535 <br /> TECH SERVICES INC FAX (408) 293-8773 <br /> , <br /> C1 - �:�t <br /> January 5, 1993 <br /> RECEIVED <br /> Shell Oil Company ,SAN 1 Q 1"9XF <br /> 4 <br /> P O Box 5278 <br /> Concord, CA 94520-9998 �iiS'>]�.` 1 -:- - <br /> Attn Daniel T Kirk <br /> SITE <br /> Sheri WIC 9204-7524-0808 <br /> 7910 Lower Sacramento Road <br /> Stockton, California <br /> QU-%RTER <br /> -th quarter of 1993 <br /> i <br /> QUARTERLY GROUNDWATER S-kNIPLING REPORT 931122-W-2 <br /> This report conTains data collected during routine inspection, gauging and sampling of <br /> groundwater monitoring wells pertormed by Blaine Tech Services, Inc in response to the <br /> request of the consultant who is overseeing work at this site on behalf of our mutual client, <br /> Shell Oil Company Data collected in the course of our field work is presented in a <br /> TABLE OF 1N'ELL GAUGrNTG DATA <br /> ?Measurements taken include the total depth of the well and the depth to water The surface <br /> of water was further inspected for the presence of immiscibles which may be present as <br /> a thin film (a sheen on the surface of the water) or as a measurable free product zone <br /> (FPZ) At intervals during the evacuation phase, the purge water was monitored with <br /> instruments that measure electrical conductivity (EC), potential hydrogen (pH), tempera- <br /> ture (degrees Fahrenheit), and turbidity (NTU) In the interest of simplicity, fundamental <br /> information is tabulated here, while the bulk of the information is turned over directly to <br /> the consultant N),ho is making professional interpretations and evaluations of the conditions <br /> at the site <br /> Blaine Tech Seances,Inc 931 122W2 Shell 791 Q i.oHcr Sacramento ltd Stockton page I <br />