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1 <br /> GEOCHECKS - PHYSICAL SETTING SOURCE SUMMARY <br /> HYDROLOGIC INFORMATION <br /> Surface water can act as a hydrologic barrier to groundwater flow Such hydrologic information can be used to assist <br /> the environmental professional in forming an opinion about the impact of nearby contaminated properties or, should <br /> contamination exist on the target property,what downgradient sites might be impacted <br /> Refer to the Physical Setting Source Map following this summary for hydrologic information (major waterways <br /> r and bodies of water) <br /> FEMA FLOOD ZONE <br /> FEMA Flood <br /> Target Property County Electronic Data <br /> SAN JOAQUIN, CA YES- refer to the Overview Map and Detail Map <br /> Flood Plan Panel at Target Property 0602990435B <br /> Additional Panels In search area 0603020020D <br /> NATIONAL WETLAND INVENTORY <br /> NWI Electronic <br /> NWI Quad at Target Pro ert Data Coverage <br /> STOCKTON WEST YES- refer to the Overview Map and Detail Map <br /> HYDROGEOLOGIC INFORMATION <br /> Hydrogeologic information obtained by installation of wells on a specific site can often be an indicator <br /> of groundwater flow direction in the Immediate area Such hydrogeologic information can be used to assist the <br /> environmental professional In forming an opinion about the impact of nearby contaminated properties or should <br /> r contamination exist on the target properly,what downgradient sites might be Impacted <br /> Site-Specific Hydrogeological Data* <br /> Search Radius 1 25 miles <br /> Location Relative to TP 1 -2 Miles East <br /> Site Name Brea Agricultural Svcs#2 <br /> Site EPA ID Number CAD068847870 <br /> Groundwater Flow Direction SW ON SITE AND NNW ON A REGIONAL BASIS <br /> Measured Depth to Water 71 feet <br /> Hydraulic Connection A clay layer separates the surfiaal aquifer and the underlying <br /> confined lower aquifer <br /> Sale Source Aquifer No information about a sole source aquifer Is available <br /> Data Quality Information based on site-specific subsurface investigations is <br /> documented In the CERCLIS investigation report(s) <br /> i) <br /> AQUtFLOWa <br /> Search Radius 1 000 Mile <br /> EDR has developed the AQUIFLOW Information System to provide data on the general direction of groundwater <br /> flow at specific points EDR has reviewed reports submitted by environmental professionals to regulatory <br /> authorities at select sites and has extracted the date of the report, groundwater flow direction as determined <br /> hydrogeologlcally,and the depth to water table <br /> LOCATION GENERAL DIRECTION <br /> MAP ID FROM TP GROUNDWATER FLOW <br /> Not Reported <br /> 01998 Site-spsaft hydrogeologrcal dela gathered by CERCLIS Alerts Inc 9aelbndga Island WA All dghls resarvad All of Ow inlonnatlm and oprvons prasenfad are flfoso of de cried EPA raple <br /> orths)aleck wars complelad wider <br /> a Comprahensrva Enxrarvnemal Response Campensaoon end lsaWay Intolmaeon System(CERCLIS)awesegabon <br /> TC0973142 is Page A-3 <br />