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y <br /> nraVED <br /> �� <br /> APR 16 1993 <br /> OR NDWATER €NENVIRONMENTAL HEALTH <br /> G OU PERMIT/SERVICES <br /> E]EILI TECHNOLOGY, INC. 4057 Port Chicago Highway Concord CA 94520(415)671-2387 <br /> FAX {4151685-9148 <br /> April 15, 1993 <br /> Project No 020502819 <br /> Mr Harlin Knoll <br /> San Joaquin County Public Health Services <br /> 445 N San Joaquin Street <br /> Stockton, California 95201 <br /> SUBJECT Quarterly_Groundwater Monitoring and Sampling Rej2ort <br /> Manna Pro Facility - <br /> 4004 South EI Dorado <br /> Stockton, California <br /> Dear Mr Knoll <br /> Groundwater Technology, Inc is pleased to submit this Quarterly Groundwater Monitoring and <br /> Sampling Report for the quarter ending February 28, 1993 Groundwater monitoring and sampling <br /> were performed and this report prepared according to Section 2652(4) of the Underground Storage <br /> Tank Regulations (California Code of Regulations, Title 23, Subchapter 16) and as requested in the <br /> May 20, 1991, letter from Public Health Services (PHS) to Mr Dean Willis of O'Melveney and Myers <br /> According to the May 20, 1991, letter, this report presents <br /> ■ Status of site investigation and cleanup activities, <br /> ■ Groundwater monitoring data, and <br /> ■ Groundwater quality data <br /> Status of Site Investigation and Cleanup Activities <br /> The following activity was conducted during the quarter ending February 28, 1993 <br /> ■ Installed four groundwater monitoring wells (MW-7 through MW-10) in January 1993 <br /> to evaluate the lateral distribution of petroleum hydrocarbons in the groundwater <br /> From March 1, 1993, to May 31, 1993, the following work is anticipated <br /> ■ Backfill excavation as approved by PHS in the letter dated March 11, 1993 <br /> ■ Quarterly monitoring and sampling of wells scheduled for April 15, 1993 <br /> R2819A3 DH <br /> Offices throughout the US Canada and Overseas <br />