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QqEEDD <br />LOG OF BORING MW -8 <br />E"vi ro n rrl oe n to ! <br />(Page 2 of 2) <br />Huntbrook Holdings LLC <br />Date Started/Completed 10/8/2013 <br />Drill Rig <br />: CME -75 <br />3138 East Main Street <br />Hole Diameter <br />:8.25 -in. <br />Logged By <br />: M. Berrington, PG #7124 <br />Stockton, CA <br />Drilling Method <br />Sampling Method <br />: Hollow stem auger <br />: 2.25-in.x18-in. split spoon <br />Survey By <br />Northing/Easting Coord: <br />Morrow Surveying <br />2170707.2/6346990.2 <br />Installation of Monitoring Wells MW -4. MW -6, <br />MW -7, <br />MW -8, and Borings RDM-1 and CPT -1 <br />Drilling Company/Driller: All Well Abandonment/J. Ceia <br />Casing Elev. <br />: 27.75 <br />Sample Interval Sampler Type <br />Lab Sample SS Split Spoon <br />0 Int. Sampled ST Shelby Tube <br />m <br />® Lost PS Piston Sampler <br />Well: MW <br />-8 <br />La) <br />U <br />S <br />Surf. <br />= AL Clear Acetate <br />Q 0 <br />Elev. <br />a <br />0 <br />28.17 <br />? � DESCRIPTION <br />Lab No. m <br />9 <br />cn <br />0 38 WELL <br />CONSTRUCTION <br />35---7 <br />MW -8-36' 45 <br />Date Compl. :10-8-13 <br />Hole Diameter : <br />8.25 in. <br />Drill. Method : <br />HSA <br />WELL CASING: <br />Material : <br />Sch. 40 PVC <br />CL <br />Diameter :2 <br />-in. <br />40 <br />-12 <br />19 <br />Joints : <br />flush -thread <br />0 38 <br />MW -8-41' 41 <br />41 WELL SCREEN: <br />Material : <br />Sch. 40 PVC <br />Diameter :2 <br />-in. <br />Joints : <br />flush -thread <br />43 Slot Spacing : <br />0.010 -in. <br />CLAYEY SILT: 60% silt, 30% clay, <br />SAND PACK : <br />No. 2/12 Sand <br />45---17 <br />10% fine grained sand; dark <br />15 <br />45 TRANSITION : <br />Bentonite chips <br />yellowish brown (10YR/4/4); low <br />0 25 <br />plasticity, hard, moist <br />MW -8-46' 41 <br />ANULAR SEAL: <br />Neat Cement <br />SURFACE :8 <br />-in. dia. <br />ML <br />COMPLETION : <br />steel well box <br />Notes: <br />50---2218 <br />18 <br />28 <br />San Joaquin Co <br />EHD Permit <br />MW -8-51' 44 <br />#68139 <br />SILT WITH SAND/SILTY SAND: 50 <br />to 70% silt, 30 to 50% fine grained <br />Depth to GW 48.10 <br />ft. btc on <br />sand; wet to saturated <br />10/16/13 <br />L/S first groundwater encountered at <br />approximately 53 feet below ground <br />55---27 <br />surface0 <br />17 <br />29 <br />SILTY CLAY WITH SAND: 50% <br />MW -8-56' 40 <br />clay, 35% silt, 15% fine sand; <br />CL strong brown (7.5YR/4/6), low <br />plasticity, hard, moist <br />IL60 <br />60 <br />32 <br />SILTY CLAY: 60% clay, 35% silt, <br />20 <br />5% fine grained sand; strong <br />0 MW -8-61' 29 <br />brown (7.5YR/4/6), low plasticity, <br />27 <br />hard, moist to wet <br />65---37 <br />70 <br />