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190-190 <br />SC <br />SC <br />/.. / <br />/ . , <br />/ <br />1, 7 <br />/./ <br />/ <br />/ <br />Clayey SAND (Sc), dark gray, fine grained sand, loose, wet <br />Fine to very coarse grained sand with gravel <br />Fine to medium grained sand with some gravel <br />. <br />SM <br />SM <br />Silty SAND with some Gravel (SM), gray, fine grained sand, loose, moist to wet <br />Fine to medium grained sand and wet <br />SC //: <br />/7 <br />//, <br />/ <br />Clayey SAND (SC), dark gray, fine to medium grained sand, loose, wet <br /> • <br />SM <br />SM <br />Silty SAND (SM), dark gray, fine to medium grained sand, loose, wet <br />SC / <br />/ <br />Clayey SAND (Sc), dark gray, fine to medium grained sand, loose, wet <br />CL '',/' <br />( <br />Sandy CLAY (CL), dark gray, fine grianed sand, loose, wet <br />Trace gravel present <br />GC <br />GC,' <br />./ .• <br />/0 ' . / <br />/14 <br />/ . <br />Clayey GRAVEL with Sand (GC), gray, fine to medium grained sand, pea sized <br />gravel, loose, wet <br />SM -.1 Silty SAND (SM), gray, fine to medium grained sand, loose, wet <br />95 -95 <br />100-100 <br />- 105-105 <br />- 110-110 <br />- 115-1/5 <br />- 120-120 <br />125-125 <br />130-130 <br />35-135 <br />- 140-140 <br />- 145-145 <br />- 150-150 <br />155-155 <br />- 160-160 <br />165-165 <br />- 170-170 <br />175-175 <br />- 180-180 <br />- 185-185 <br />#3 Sand <br />6 inch Stainless <br />Steel 0.020" <br />Screen <br />6 inch Stainless <br />Steel 0.020" <br />Screen <br />#3 Sand <br />6 inch Stainless <br />Steel 0.020" <br />Screen <br />#3 Sand <br />6 inch Sch80 <br />PVC Sump <br />Bentonite <br />#3 Sand <br />6 inch Stainless <br />Steel 0.020" <br />Screen <br />6 inch Stainless <br />Steel 0.020" <br />Screen <br />Well/Boring <br />Construction PID Headspace (ppm) Stratigraphic Description USCS Code Blow Counts ELEVATION Recovery (feet) Sample/It/Type Analytical Sample Sample Run Number Date Start/Finish: 6/17/13-6/21/13 <br />Drilling Company: Cascade Drilling, L.P. <br />Driller's Name: Steve Vibbard <br />Drilling Method: Mud Rotary <br />Auger Size: 12-inch <br />Rig Type: Mud Rotary <br />Sampling Method: Soil Cuttings <br />Longitude: 2116504.2 <br />Latitude: 6334470.0 <br />Casing Elevation: 18.79 <br />Borehole Depth: 208 ft bgs <br />Surface Elevation: 16.2 <br />Descriptions By: S. Pawlak <br />Reviewed By: Darcy Hinkley <br />Wel ,ng ID: INJ-14 <br />Client: Occidental Chemical Corporation (OCC) <br />Location: Former OCC Lathrop Facility <br />16777 Howland Road <br />Lathrop, CA <br />Remarks: bgs = below ground surface; ft = feet; PG = professional geologist; <br />PID = photoionization detector <br />ARCAD1S <br />infrastructure • Water • Envitonment • Buildings <br />Project Number:RV009840.0008 <br /> <br />Templateboring_well HSA 2007 analytical USCS <br /> <br />Page: 2 of 3 <br />Data File:INJ-14 <br /> <br />Date: 10/16/2013 S. Pawlak