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ATC Associates Inc. <br /> (YVATC <br /> 1117 Lone Palm Avenue, Suite 201 <br /> Modesto, California 95351 <br /> 209-579-2221 <br /> Fax: 209-579-2225 <br /> ASSOCIATES I N C . <br /> • Trends of contaminant concentrations in the impacted wells over time. <br /> • A demonstration, if applicable, that hydrocarbons present in the subsurface are <br /> degrading. <br /> • An estimate, if applicable, to predict the time needed for natural attenuation to restore <br /> water quality to background levels. J, <br /> • A report on operation and possible hydrologic influence that a. former, municipal <br /> supply well might have had on the site. This well was located northeast of the site <br /> near the intersection of First and Norse streets. <br /> at*( l,,c ✓dei gC f Gdn� WI.- re's ;�•. �GrN�gn. <br /> This summary report will be preparecr in> ral accordance with CVRWQCB reporting' <br /> guidelines and will be submitted to the EHD. <br /> GEOTRACKER UPLOAD <br /> The reports and monitoring data will be uploaded by ATC to the GeoTracker database, as <br /> required by the Regional Water Quality Control Board. <br /> PROJECTED SCHEDULE <br /> Once approval of this workplan has been.received, ATC will develop a schedule for drilling <br /> activities. ATC will notify the EHD at least 48 houis`prior to beginning any field activities. , <br /> If you have any questions or require additional information regarding this workplan, please <br /> contact us at (209) 579-2221. <br /> Respectfully submitted, <br /> ATC Associates Inc. <br /> Michael D. Sonke oQQQFESS/O�� <br /> Project Manager tv JEANNIE <br /> htv� HONISEY <br /> co No. C0-1.7410 <br /> Jeanne Hornsey, P.E. d EXp, 2- ?k I I ; <br /> CA Registered Civil Engineer No. 47410 <br /> `r>q CIVIL <br /> cc: Mr. Gerald Thiemann <br /> Mr. James Barton, RWQCB TFOF CA1 <br /> 5 <br />