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LOGE 1601: Martinez SSCR Update Page 2 April 25, 2016 Interview with Property Owner Mr. Martinez was interviewed by telephone on April 20, 2016. At this time, he indicated that he has owned the Site since 2010. The house on the Site is rented out, and the remainder of the land is used to grow grass for fodder. Mr. Martinez was not aware of any fuel tanks, chemical ` storage areas, chemical application, dumping, buried debris, or other environmental issues affecting the Site. He stated that several cars are parked on the Site and speculated that the tenant may resell them; no automotive maintenance is performed on the Site, to his knowledge. Mr. Martinez indicated that the house was built in the 1940s or 1950s. A well and a septic system are located on the Site, he said. Mr. Martinez indicated that the well was tested for water quality in 2010 and found to be acceptable. According to Mr. Martinez, the Site will be subdivided into four new parcels and a designated 0,2) remainder; he plans to sell the four numbered parcels at some point in the future. Environmental Health Department Records 61• Live Oak contacted the San Joaquin County Environmental Health Department regarding the Site address of 303 South Reid Avenue. According to Ashreen Ali, no records related to / \\ environmental issues (other than the previous SSCR report) are on file for the Site address (� J (Correspondence, March 14, 2016). Live Oak reviewed the San Joaquin County Environmental Health Department well and septic (l_2 33� permit files for the Site address; one permit was identified. The permit, dated February 2011, was for a repair to an existing residential septic system. A new 1,600-gallon septic tank replaced the previous tank, and a 40-foot leach line with a three-foot diameter by 25-foot deep seepage pit was installed. The permit also depicts a well to the northwest of the house. Live Oak reviewed the San Joaquin County Environmental Health Department's Hazardous Materials, Hazardous Waste Generators, Underground Storage Tanks, Aboveground Storage 6- Tanks, Site Mitigation, and Leaking Underground Storage Tanks lists dated August 2015, for /:2 facilities of concern within one-quarter mile of the Site. No facilities were identified within the l \ search radius. Live Oak searched the San Joaquin County Haz Mat Viewer on March 4, 2016 for the Site and nearby facilities with hazardous materials inventories. The Site was not listed, and no facilities within one-quarter mile were identified. C' ' Live Oak reviewed the San Joaquin County Environmental Health Department's Water Well Data Table dated March 10, 2009 for nearby addresses that have been tested for nitrate and dibromochloropropane (DBCP). Ten nearby wells were identified within approximately 1.5 miles of the Site. All of the wells were tested for DBCP; it was not detected. All of the wells were tested for nitrate as NO3; it was detected in eight at concentrations of 4.5 to 7.7 parts per million (ppm). The Maximum Contaminant Level (MCL) set by the US EPA for nitrate as NO3 is 45 J ppm; the MCL for DBCP is 0.2 parts per billion (ppb, equivalent to µg/L). EPA Databases The California Environmental Protection Agency (EPA) manages contaminated sites through two sub-agencies: the State Water Resources Control Board (SWRCB) and the Department of /. ��