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LITHOLOGIC DESCRIPTION MONITORING WELL LOG ' Well Y.D.: MW-6 Date(s) of Drilling: 09/10/92 Location Major Mart-Northeast of site Client American Real Estate Group Drilled Depth: 106 feet ' Project No 03988-016-001 Hole Diameter 8 inches Contractor: West Hazmat Driller John Ussery Well Construction Details: Drilling Method Hollow Stem Auger (HSA) Well Depth 104 feet ' Decon Method Steam-cleaning WeII Diameter 2 inches Sampling Split-spoon at five toot Casing Type Schedule 40 PVC intervals Screen Type Schedule 40 PVC ' Screen Interval 84 to 104 feet Screen Slot 0 02 inch Elevation - Feet (MSL): ' Ground surf. Not measured Well Construction Materials: Casing top- Not measured Sand Pack Lonestar #iC Grout 3-5% bentonite/cement grout Geologist: D Marks Completion Type FIush Christy Box Cap Expandable Locking MW-6 I Depth Interval Blow HNu feet BGS Counts Description Remarks Value 0 - 105 15, 26, 35 ML <1 17, 29, 30 SILT medium reddish brown, firm, blocky, dry to slightly moist, mtcromteaceous, no apparent odor, no apparent stain- ing, medium dry strength, no dilatency, 85% silt, 10% clay, 5% sand 105 - 11 NS' SP NS SAND medium gray, salt and pepper, medium to coarse, subrounded to occasional angular, dry, no apparent odor, no I apparent staining, predominately clear to milky quartz with common mafic grains 95% sand 5% silt 11 - 30 19, 27, 30 ML <1 15, 26, 30 SILT medium reddish brown to grayish brown, occasionally 12, 11, 18 mottled with grayish green firm, moist, blocky, mtcromtea- 10 14. 16 ceous no apparent odor no apparent staining, medium to high dry strength, no dtlatency, minor carbonaceous material 80% silt 20% clav 30 -44 20. 30 50 ML <1 8 11, 14 SILT medium reddish brown to grayish brown firm blocky, slightly moist subfisstle in places micromicaccous, no apparent odor, no apparent stammg, common laminations with carbonaceous material 80% silt 20% clay MXCWVrS,a"MART WP B - 1 I 09r3"2