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. Discussion <br /> The concentrations reflect a slight decline of levels of TPHG and BTEX Some fluctuations in <br /> concentrations are attributed to residual contaminants in the soil strata in the immediate <br /> vicinity of the former tank pit Concentrations in wells continue to show that contaminants <br /> are not detected in Wells MW-2 and MW-3 However in Wright's opinion, concentrations are <br /> expected to continue to a decreasing trend <br /> Monitoring Schedule <br /> The quarterly monitoring for this site is scheduled to continue at quarterly intervals <br /> !_imitations <br /> This report has been prepared for the specifically for the M & M site at 60 E 10th Street, <br /> Tracy, CA, and was done according to the State and local agency suggested guidance documents for <br /> these investigations The interpretations, conclusions and recommendations made herein are <br /> based on the data and analysis for the water samples collected on-site and should be reviewed in <br /> the context of the whole report Please note that reports of contamination must be submitted to <br /> the agencies in a timely manner Wright Environmental Services, Inc is not responsible for <br /> errors in laboratory analysis and reporting, or for information withheld during the course of <br /> the study No warranty or guarantee is expressed or implied therein <br /> If you have any questions concerning this report, please call <br /> Sincerely, 0�D M <br /> Wright Environmental Services, Inc �C� �S� <br /> t U N° 1262 <br /> r r� n CERTIFIED <br /> � ENGINEERING <br /> hn Affonso Christopher M Palmer GEOLOGIST <br /> Project Manager C E G 1262, HG 246 plc OF ck"1 Qff�\P <br /> Attachments Figure 1 Site Plan and Groundwater Elevation Contour Map <br /> Groundwater Sampling Information Sheets <br /> Chemical Analytical Date and Chain-of-Custody Form <br />• M & M Automotive Project No 4100-OM Page 3 <br />