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I <br />' GEOCHECK®- PHYSICAL SETTING SOURCE ADDENDUM <br /> 1 <br /> TARGET PROPERTY ADDRESS <br />' U-HAUL#709-50 STOCKTON, CA <br /> 2701 NORTH WILSON WAY <br /> STOCKTON, CA 95205 <br />' TARGET PROPERTY COORDINATES <br /> Latitude(North) 37 983360-37 59 0 1" <br />' Longitude (West) 121 271881 - 121 16' 18 8" <br /> Universal Tranverse Mercator Zone 10 <br /> UTM X (Meters) 6517680 <br /> UTM Y (Meters) 42051720 <br />' Elevation 23 ft above sea level <br /> EDR's GeoCheck Physical Setting Source Addendum has been developed to assist the environmental professional <br /> with the collection of physical setting source information m accordance with ASTM 1527-00, Section 7 2 3 <br />' Section 7 2 3 requires that a current USGS 7 5 Minute Topographic Map (or equivalent, such as the USGS Digital <br /> Elevation Model)be reviewed It also requires that one or more additional physical setting sources be sought <br /> when (1) conditions have been Identified in which hazardous substances or petroleum products are likely <br /> to migrate to or from the property,and(2) more Information than is provided in the current USGS 7 5 Minute <br />' Topographic Map(or equivalent) is generally obtained,pursuant to local good commercial or customary practice, <br /> to assess the Impact of migration of recognized environmental conditions in connection with the property Such <br /> additional physical setting sources generally include information about the topographic, hydrologic, hydrogeologic, <br /> and geologic characteristics of a site, and wells in the area <br /> Assessment of the impact of contaminant migration generally has two principle investigative components <br /> 1 Groundwater flow direction, and <br />' 2 Groundwater flow velocity <br /> Groundwater flow direction may be impacted by surface topography, hydrology, hydrogeology, characteristics <br /> of the sail, and nearby wells Groundwater flow velocity is generally Impacted by the nature of the geologic strata <br />' EDR's GeoCheck Physical Setting Source Addendum is provided to assist the environmental professional in <br /> forming an opinion about the impact of potential contaminant migration <br /> I <br /> I � <br /> I <br /> I <br /> TC0973142 is Page A-1 <br /> I <br />