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2701 Prospect Park Drive <br /> Suite 100 <br /> Rancho Cordova CA 95670 6025 <br /> Tel (916)444-0123 l~ <br /> Fax (916)635-8805 <br /> March 14, 2001 <br /> Mr Terry Tarditi <br /> T & T Trucking, Incorporated <br /> ` 0 W N A N D 1 11396 North Highway 99 <br /> ! W E L L Lodi, California 95240 017-16271-001/1 <br /> Environmental Engineering&Consulting Subject Fourth Quarter 2000 Groundwater Monitoring Report, <br /> 11396 North Highway 99, Lodi, California <br /> Dear Mr Tarditi <br /> This letter report transmits results of a groundwater monitoring event for the <br /> referenced site A copy of this report is being submitted to the San Joaquin <br /> County Public Health Services Environmental Health Department <br /> (PHS/EHD) <br /> Quarterly sampling and reporting is required by the San Joaquin County <br /> PHS/EHD as outlined in their April 12, 1999 letter to T & T Trucking The <br /> next monitoring event is scheduled for January 2001 <br /> . Work Performed This Quarter (October - December 2000): <br /> Brown and Caldwell (BC) measured water levels and collected groundwater <br /> samples for the fourth quarter 2000 on October 31, 2000 This sampling event <br /> follows BC's Workplan for Quarterly Sampling of Monitoring Wells This <br /> Workplan was approved by the PHS/EHD <br /> Status of Investigation and Cleanup Activities: <br /> Four groundwater monitoring wells have been installed at the site <br /> Groundwater contamination extends from the former source area (4,000-gallon <br /> UST) to beyond the most southerly well (MW-3) Two additional groundwater <br /> monitoring wells are recommended to further define the lateral extent of <br /> petroleum hydrocarbons to the west and south of MW-3 The proposed <br /> locations are shown on Figure 3 <br /> Groundwater Sample Requirements: <br /> BC's Workplan foruarterly Sampling of Monitoring Wells describes that all <br /> wells will be sampl.3 and water levels measured quarterly (January, April,July <br /> and October) A report summarizing these activities is due to PHS/EHD the <br /> month following the end of the previous quarter (February, May, August, and <br /> November) Samples are required to be analyzed for the following constituents <br /> total petroleum hydrocarbons as gasoline (TPH-G), by EPA method 8015 <br /> This report was prepared to accordance with the standards of the environmental consulting industry at the time it was <br /> prepared It should not be relied upon by parties other than those for whom it was prepared,and then only to the extent of <br /> the scope of work which was authorized This report does not guarantee that no additional environmental contamination <br /> beyond that described in this report exists at the site <br /> 03/13/01P\16060\16271\Rcparts\4th06gtr doc <br />