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C.VV� A S S O C I A T E S I N C <br /> NEARBY WELL LOCATIONS <br /> As requested by PHS/EHD in correspondence dated August 14, 2000, ATC has prepared a map <br /> showing well locations along with any known well construstructfon details corresponding to the <br /> well survey included in Interim Problem Assessment Report dated June 1992 prepared by <br /> RESNA Industries, Inc (RESNA) A reproduction of RESNA's summary table is included as <br /> Table 4 of this report Corresponding well locations are shown on Figure 3 <br /> In order to obtain well construction details of the wells included is RESNA's report, ATC visited <br /> the California Department of Water Resources (DWR) office in Sacramento, California to review <br /> the agency's records These records revealed the monitoring wells located at Unocal Corp , 2059 <br /> Navy Drive have been destroyed Furthermore an irrigation well at Nelson Ready Mix, 2059 <br /> Navy Drive is completed at a depth of 270 feet bgs with perforations extending from 198 to 270 <br /> feet bgs and the annular seal extends from the surface to 50 feet bgs The Nelson Ready Mix <br /> irrigation well, approximately 2,200 feet west and crossgradient of the site, appears to be the <br /> nearest well to the site Available DWR well construction logs are included in Attachment 3 <br /> No records of the remaining wells listed in RESNA's Interim Problem Assessment Report were <br /> • observed during ATC's DWR records review The plotted well locations on Figure 3 for these <br /> remaining wells were based on the well location descriptions in RESNA's report <br /> It is noteworthy to mention that the location of a domestic well, which was listed in RESNA's <br /> report as owned by Sunland Oil Company and located in San Joaquin County, has not been <br /> identified However, RESNA listed this well as being within Township 1 N, Range 6 E, Section <br /> 8, which would place the well upgradient of the subject site and not closer than approximately <br /> 1,800 feet <br /> Based on these data, the project site does not appear to pose a health risk to nearby wells <br /> identified herein <br /> 92054 00061QUARTLYI3QR-2000 DOC 4 <br />