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SENSITIVE RECEPTOR SURVEY • Emil's Liquors ' 1405 California Street, Escalon, California ' At the request of Mr. Robert Lease, and pursuant to an San Joaquin County- Environmental Health Department directive dated 12 September 2005 requesting a site closure report, Advanced GeoEnvironmentaI, Inc. (AGE) has prepared the enclosed sensitive receptor survey for 1405 California Street, Escalon, California. The scope of the work included reconnaissance for visible potential receptors within a 2,000-foot radius of the property,a review of files and records available ' from the Department of Water Resouces - Central District (DWR), a search of files at the San Joaquin County Environmental Health Department(EHD),and verbal communication with the City of Escalon Departments of Public Works and Engineering. Site location and sensitive receptor ' locations are shown on Figure A l. ' WELL SURVEY FINDINGS: A receptor survey was performed to identify city, domestic, irrigation or monitoring water wells ' located within a 2,000-foot radius of the subject site (Figure A 1). The following is the findings of the survey. On 25 October 2005, representatives of AGE performed a file review at Department of Water . Resources (DWR). Well-drillers reports for sections 32 and 33 of Township 1 South, Range 9 East, and sections 4 and 5 of Township 2 South, Range 9 East were reviewed. Copies of the well driller's reports are attached; a summary of water wells located from the review of well driller's reports is included in Table A 1, locations of the wells are depicted on Figure Al. On 27 October 2005,representatives of AGE performed an area reconnaissance for visible potential receptors and well driller's reports indicated within a 2,000-foot radius of the above referenced site. ' During the reconnaissance a property owner on 2od Street, Escalon, California confirmed that residents in the area are supplied with drinking water from the City of Escalon. None of the water wells located from a review of well driller's reports were identified during the reconnaissance. I However,ground water monitoring wells were located at an apparent leaking underground fuel tank (LUFT) investigation. I On 31 October 2005, a representative of AGE contacted Mr. Doug Stidham, director of Public Works and Engineering for the City of Escalon. According to Mr. Stidham one municipal well is located within 2,000-feet of the site. Identified as municipal well #1, it is located at the end of Roosevelt Street, approximately 1,700' southeast from the site. Mr. Stidham also identified two additional municipal wells located more than 2,000 feet from the site. Municipal wells#3A and#6, are located 3,200' south and 2,900' north of the site, respectively. Mr. Stidham confirmed the presence of monitoring wells at an open LUFT investigation located at the intersection between Escalon Avenue. and Yosemite Avenue., approximately 1,000' northwest of the site. Mr. Stidham • Advanced GeoEnvironmentaI,Inc. I