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reviewed, no evidence of an impact to the subject Site from this facility was identified. • Michael Hat Farming Co., 22335 S. Olive, adjacent to the northeast, Hazardous Materials, Underground Storage Tanks, and Aboveground Storage Tanks databases. Live Oak reviewed records on file for this facility at the San Joaquin County Environmental Health Department. An Agricultural Hazardous Materials Inventory from 2010 indicated that diesel, gasoline, Roundup, and Sulfur were stored at this facility. An Underground Storage Tank Program application from 1989/1990 indicated that a 500 -gallon leaded gasoline tank, a 500 -gallon diesel tank, and a 3,000 -gallon leaded gasoline tank were located at the facility. It appears from correspondence in the file that that the 3,000 -gallon gasoline tank and the 500 -gallon diesel tank were removed and replaced with aboveground tanks. The structure area at this parcel is almost one- quarter mile from the subject Site. Based on the records reviewed and the distance from the structures to the Site, no evidence of an impact to the subject Site from this facility was identified. Live Oak attempted to access the San Joaquin County Haz Mat Viewer (https-//www.sjmap.org/HazMatViewer/viewer.asp) on July 6 through 9, 2022; the Haz Mat Viewer did not appear to be in service at this time. Live Oak reviewed the San Joaquin County Environmental Health Department's maps of Nitrate — Land Use Data and DBCP — Land Use Data dated February 20, 2019. According to the nitrate map (Plate 5), four wells within a one -mile radius of the subject Site have been tested; nitrate was detected in one of the wells at a concentration between 0.1 and 5.0 mg/L-N and in three wells at concentrations over 10 mg/L-N. Five wells within a one -mile radius of the Site were tested for DBCP (Plate 6); DBCP was detected in two of the wells at concentrations between 0.01 and 0.2 ug/L and in one well at a concentration over �tg/L; no DBCP was detected in the remaining two wells. The Maximum Contaminant Level (MCL) set by the US EPA for nitrate is 10 mg/L-N; the MCL for DBCP is 0.2 [g/L. 7.3 Agricultural Commissioner's Records Live Oak contacted the San Joaquin County Agricultural Commissioner's Office regarding agricultural use of the site. According to Monica Hernandez of that office, the Site has been almond and walnut orchard farmed by Four K Farms in the recent past (correspondence, June 6, 2022). A variety of agricultural chemicals have been applied to the property since 2018, as indicated on the attached table (Appendix 6). No violations were identified. LOGE 2232 10