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Ms. Diane Hinson <br /> San Joaquin County Department of Environmental Health <br /> April 14, 1993 <br /> Page 3 <br /> Within two weeks of April 23, 1993, Mr. Robert Cecchini will perform weekly'evacuation <br /> of water from Well UST-1 for a period of three month.(one quarter). He,will perform the <br /> following tasks: <br /> • Measure water and product levels in the well using a steel tape and chalk and a clear <br /> bailer. This information will be recorded: <br /> • Evacuate 30 to 50 gallons of water from Well UST=1 using an electric submersible <br /> pump. If the well should become dry during the purging process, then will evacuate _ <br /> the well dry a total.of three times. The amount,of water pumped'from the well will <br /> be recorded._ <br /> • The water evacuated from the well will be stored in DOT rated drums in a secure. <br /> area of the site. <br /> • Arrange for-disposal°of all water stored in drums within 90 days of placement in the <br /> drum. <br /> • Results of the well evacuation will be documented'in the quarterly monitoring report . <br /> prepared by ESE. <br /> Please.contact Sue Wickham of ESE at (510) 685-4053_with any questions or comments <br /> regarding the proposed work. <br /> Sincerely, <br /> ENVIRONMENTAL SCIENCE & ENGINEERING; INC. <br /> Susan S. Wickham,.RG 3851 <br /> Senior Geologist . <br /> cc: Steve Clair, Attorney; Brown, Hall, Clair& McKinley r <br /> Ellis Cecchirii; for Cecchini, Cecchini & Giovannoni <br /> f:..5400\wkpin.493 <br />