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' kn KLEINFELDER <br /> t <br /> 8. Adjoining&Surrounding Properties: <br /> ' Observation <br /> ' • Within 1/8 mile surrounding the Property there is a large auto/truck fueling plaza with a total of <br /> 8 registered USTs. No violations or releases have been recorded. <br /> ' • There are no sites with known contamination issues within 1/8 mile surrounding the Property. <br /> • Within 1/4 mile there are two sites with listed environmental conditions that have caused <br /> ' contamination to their soil or groundwater. <br /> 1. 1325 N. Corral Hollow Road, Cintra Group Properties — listed as being a SLIC site <br /> contaminated with TPH. The site is currently in the Remedial Investigation phase of work. <br /> 2. 1325 N. Corral Hollow Road, Tri Star Properties — listed as having a release of gasoline <br /> from an underground storage tank(LUST)in 1997;leak is being confirmed by County. <br /> ' • Within''/.to 1/2 mile there are 10 other LUST and SLIC sites. <br /> Conclusions <br /> • The two sites at 1325 N. Corral Hollow Road are downgradient of this property, therefore the <br /> contamination caused by the LUST or the SLIC should not pose a threat to this Property. <br /> ' • Since the other sites with contamination are nearly % mile away from the subjects Property, <br /> there is no evidence showing that they pose an environmental concern for this Property. <br /> ' Recommendations <br /> • If further information is desired regarding whether these sites have any liability to the Property <br /> ' follow-up with SJCDHS should be done to review files that the county may have. This can take <br /> from six weeks to six months since San Joaquin County Department of Health Services takes <br /> weeks to get files pulled to review. <br /> ' Additional information relative to Kleinfelder's workplan contained in the Geologic Technics <br /> Inc. (GT) report indicate that groundwater is about 10 feet below ground surface. Groundwater <br /> ' flow direction based on two groundwater sounding events conducted by GT in February and <br /> March 1990 indicated a groundwater flow direction west by northwest and northeast, <br /> respectively. <br /> 1 <br /> 1 <br /> ' 204341-1I.E01/20IIR959 Page of 31 <br /> Copyright 2001,Kleinfelder,Inc. August 21,2001 <br />