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2701 Prospect Park Drive <br /> Rancho Cordova,CallfOmLa 95670 <br /> Tel (916)444-0123 p <br /> Fax (916)635-8805 <br /> www brownandcaldwell coin l <br /> FAQ 0 9 ?005 <br /> E'VVIRONMENT HU,LTH <br /> PER"T/SER VIc <br /> February 3,2005 ES <br /> B ' 1 W N A N e <br /> ' C A L r <br /> ' Mr Terry Tarditi <br /> T&T Trucking, Incorporated <br /> 11396 North Highway 99 <br /> ' Lodi, California 95240 017/121417-001/1 <br /> Subject Fourth Quarter 2004 Groundwater Monitoring Report <br /> ' 11396 North Highway 99,Lodi, Califomta <br /> Dear Mr Tarditi <br /> ' This letter report transmits results of the fourth quarter 2004 groundwater <br /> monitoring events for the referenced site A copy of this reportis being submitted <br /> to the San Joaquin County Pubhc Health Services Environmental Health Division <br /> (PHS/EHD) Quarterly sampling and reporting is required by the PHS/EHD, as <br /> outlined in their April 12, 1999 letter to T&T Trucking, Inc <br /> ' WORK PERFORMED OCTOBER—DECEMBER 2004 <br /> ' Brown and Caldwell (BC) measured water levels and collected groundwater <br /> samples for the fourth quarter on December 9, 2004 This sampling event was <br /> ' conducted in accordance with BC's Workplan for Quarterly Sampling of <br /> Monitoring Wells This Workplan was approved by the PHS/EHD <br />' STATUS OF INVESTIGATION AND CLEANUP ACTIVITIES <br /> t Four groundwater monitoring wells have been installed at the site, as shown in <br /> Figure 1 Quarterly groundwater monitoring has been ongoing since 1998 <br /> Previous groundwater monitoring results and subsurface investigations indicate <br /> t hydrocarbon-impacted groundwater extends horizontally from the former source <br /> area (4,000-gallon underground storage tank [UST]) to beyond the most southerly <br /> well (MW-3) Vertical delineation is not complete m the vicinity of MW-1 <br />' Tlsu report was p:rpared:n accordance wrth the standardr of the rnceronmental tonsxkt>rg:ndYrtry at thr trim tt nwr prrpand Tt rbould not 6e <br /> relied rpon by parer otlmr than thane jor wham it sw prepared,and then on#10 the extent of the.nape of worla mhuh nnr agihm,-ed T'hu <br /> report doer not guarantee that no add:t<anal enmronmental contam:na4m b9ond Mot de-renbed in thu report warty at the sue <br />' P\21000\21417-T&T\Reports\4th-04gtr doc <br /> E n v i r o n m e n t a l E n A t n e e r s C a n s u l t a n t r <br />