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r GEOCHECK® - PHYSICAL SETTING SOURCE SUMMARY Site-Specific Hydrogeologrcal Data* Search Radius 2 0 miles Location Relative to TP 112-1 Mile South Site Name Mccormick&Baxter Creosating Co Site EPA ID Number CAD009106527 _ Surfcial Aquifer Flow Dir East Measured Depth to Water 16 feet to 40 feet Hydraulic Connection The surfictal aquifer recharges the lower aquifer - - -- Sole Source Aquifer No information about a sale source aquifer is available Data Quality Information based on site-specific subsurface investigations is documented in the CERCLiS investigation report(s) AQUIFL.OW® SearchRadwsl2 000_Miles EDR has developed the AQUIFLOW Information System to provide data on the general direction of groundwater flow at specific paints EDR has reviewed reports submitted by environmental professionals to regulatory authorities at select sites and has extracted the date of the report,groundwater flow direction as determined hydrogeologically,and the depth to water table LOCATION GENERAL DIRECTION MAP ID FROM TP GROUNDWATER FLOW Not Reported GROUNDWATER FLOW VELOCITY INFORMATION Groundwater flow velocity information for a particular site is best determined by a qualified environmental professional using site specific geologic and soil strata data If such data are not reasonably ascertainable,it may be necessary to rely on other sources of information, including geologic age identification, rock stratigraphic unit and soil characteristics data collected on nearby properties and regional soil information In general, contaminant plumes move more quickly through sandy-gravelly types of soils than silty-clayey types of soils r GEOLOGIC INFORMATION IN GENERAL AREA OF TARGET PROPERTY " Geologic information can be used by the environmental professional in forming an opinion about the relative 'speed - at which contaminant migration may be occurring I GEOLOGIC AGE IDENTIFICATION ROCK STRATIGRAPHIC UNIT I Geologic Code Q y _ _ Category Stratifed Sequence Era Cenozoic System Quaternary Series Quaternary Geologic Age and Rock Stratigraphic Unit Source P G Schruben, R E Arndt and W J Bawiec,Geology of the Conterminous U S at 12,500,000 Scale-a digital representation of the 1974 P B King and H M Beikman Map, USGS Digital Data Series DDS- 11 (1994) DOMINANT SOIL COMPOSITION IN GENERAL AREA OF TARGET PROPERTY The U S Department of Agriculture's(USDA)Soil Conservation Service(SCS)leads the National Cooperative Sod`---- Survey(NCSS)and is responsible for collecting,storing, maintaining and distributing sod survey information for privately owned lands in the United States A sail map in a soil survey is a representation of soil patterns in a landscape Soil maps for STATSGO are compiled by generalizing more detailed (SSURGO)soil survey maps The following information is based on Soil Conservation Service STATSGO data 011986 Sale-speraryc hydrageological dale gathered by CERCLIS Nods Ind,Belnbndge kland WA P11 dghta reserved All of the Infonnadon and oplryons presented are Urose o1 the cited EPR repert(s)which were a mplaled under s Comprehenswe Enwronmentai Reapons Comp. and Lienllity lnt m hon System(CERCUS)1r 109-Wn TC630504 2s Page A-3