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105 <br />110 <br />Fat clay with sand (same as 100-105). <br />110 <br />115 <br />Fat sandy clay 85% clay 15% fine sand. Brown 10 yr 5/3 high plasticity. <br />115 <br />120 <br />Sandy clay 85% clay 15% sand brown 10yr 5/3 high plasticity. <br />120 <br />125 <br />Well graded clayey sand 70% sand 30% clay brown 10yr 5/3 wet slow dilatency, non -plastic. <br />125 <br />130 <br />Silt with trace clay 98% silt 2% clay borwn 10 yr 5/3 moist non -plastic. <br />130 <br />135 <br />Well graded sand brown 10yr 5/3 wet slow dilatency non -plastic non -cohesive. <br />135 <br />140 <br />Sandy silt 70% silt 30% fine sand brown 10yr 5/3 wet slow dilatency non -plastic. <br />Casings <br />Casing <br />Depth from Surface <br />Depth from <br />Surface <br />Feet to Feet <br />Fill Fill Type Details Filter Pack Size <br />Description <br />Wall <br />Outside <br />Screen <br />Slot Size <br />Bentonite High Solids <br /># <br />Feet to Feet <br />Casing Type <br />Material <br />Casings Specificatons <br />Thickness <br />Diameter <br />Type <br />if any <br />Description <br />C-57 Licensed Water Well Contractor Date Signed C-57 License Number <br />Attachments <br />DWR Use Only <br />MW551 C Well Diagram & Boring log.pdf - Geologic Log <br />(inches) <br />(inches) <br />(inches) <br />10 <br />138 <br />Blank <br />PVC <br />OD: 4.500 in. <br />0.337 <br />4.5 <br />Milled <br />0.02 <br />10 feet of screen <br />Thickness: 0.337 in. <br />Slots <br />Other Observations: <br />Borehole Specifications <br />Annular Material <br />Depth from <br />Depth from <br />Surface <br />Feet to Feet <br />Fill Fill Type Details Filter Pack Size <br />Description <br />0 122 <br />Cement Portland Cement/Neat Cement <br />5% bentonit gel with cement <br />122 125 <br />Bentonite High Solids <br />1/4 TR 30 Pellets <br />125 140 <br />Filter Pack 8 x 20 3 <br />#3 Sand <br />Other Observations: <br />Borehole Specifications <br />Certification Statement <br />Depth from <br />I, the undersigned, certify that this report is complete and accurate to the best of my knowledge and belief <br />Surface <br />Borehole Diameter (inches) <br />Name CONFLUENCE TECHNICAL SERVICES INC <br />Feet to Feet <br />Person, Firm or Corporation <br />0 1 140 <br />10 <br />6821 8th Street Rio Linda CA 95673 <br />Address City State Zip <br />Signed electronic signature received 11/28/2023 1035255 <br />C-57 Licensed Water Well Contractor Date Signed C-57 License Number <br />Attachments <br />DWR Use Only <br />MW551 C Well Diagram & Boring log.pdf - Geologic Log <br />CSG # State Well Number Site Code Local Well Number <br />N W <br />Latitude Deg/Min/Sec Longitude Deg/Min/Sec <br />TRS: <br />APN: <br />Form DWR 188 rev. 12/19/2017 Page 2 of 2 <br />