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QqEEDD <br />LOG OF BORING MW -6B <br />E"vi ro n m oe n to ! <br />(Page 3 of 3) <br />Huntbrook Holdings LLC <br />Date Started/Completed 4-14-15/4-15-15 Drill Rig : CME -75 LAR <br />3138 East Main Street <br />Hole Diameter :8.25 -in. Logged By : M. Berrington, PG #7124 <br />Stockton, CA <br />Drilling Method : Hollow stem auger Survey By Morrow Surveying <br />Sampling Method : 2.25-in.x18-in. split spoon Northing/Easting Coord: 2170914.5/6346922.6 <br />Installation of MW -5, MW -51B and MW -613. <br />and Soil Borings RDM-3 thru RDM-5 <br />Drilling Company/Driller: All Well Abandon./J. Ceja Casing Elev. : 27.35 <br />Sample Interval <br />Sampler Type <br />Lab Sample <br />SS Split Spoon <br />0 Int. Sampled <br />ST Shelby Tube <br />m <br />® Lost <br />PS Piston Sampler <br />Well: MW-6B <br />La) <br />U <br />S <br />Surf. <br />= <br />AL Clear Acetate <br />Q <br />0 <br />CL <br />Elev. <br />CO <br />0 <br />0 <br />27.59 <br />? <br />� <br />DESCRIPTION <br />9 <br />Lab No. <br />m <br />cn <br />80 <br />53 <br />0 <br />nm WELL <br />CONSTRUCTION <br />nm <br />Date Compl. : 4-15-15 <br />Hole Diameter :8.25 in. <br />Drill. Method : HSA <br />WELL CASING <br />erial Sch. 40 PVC <br />85 <br />L -C <br />18 <br />Diameter :2 -in. <br />58 <br />0 <br />29 <br />Joints : flush -thread <br />35 <br />WELL SCREEN <br />Material : Sch. 40 PVC <br />Diameter :2 -in. <br />Joints : flush -thread <br />Slot Spacing : 0.010 -in. <br />90 <br />63 <br />0 <br />28 <br />SAND PACK : No. 2/12 Sand <br />SILTY CLAY: contains <10% fine <br />grained sand; strong brown <br />35 <br />(7.5YR/4/6) with gray mottling, <br />TRANSITION : Cetco 3/8 -in. Coated <br />medium plasticity, hard, moist <br />Bentonite <br />ANULAR SEAL : Neat Cemenblets <br />SURFACE :8 -in. dia. <br />95 <br />COMPLETION steel well box <br />68 <br />0 <br />25 <br />Notes: <br />31 <br />CL <br />San Joaquin Co EHD Permit #71860 <br />First encountered groundwater at approx. <br />100 <br />22 <br />" <br />100 <br />50 to 55 ft. bgs. <br />-73 <br />0 <br />31 <br />38 <br />Depth to groundwater 50.52 ft. btc. on <br />6/1/15 <br />103 <br />POORLY GRADED SAND WITH <br />105 <br />SILT: 75% fine to medium grained, <br />0 <br />18 <br />105 <br />78 <br />subangular to subrounded sand, <br />26 <br />34 <br />3P -SN <br />25% silt; dark yellowish brown <br />(10YR/4/4), very dense, saturated <br />110 <br />110 <br />83 <br />115— <br />_88 <br />120 <br />