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Remediation System Well Abandonment Work Plan JACOBS® <br /> Table 1. Remediation Well Completion Details <br /> Las Vinas Dehydrator Station, San Joaquin County, California <br /> Top of <br /> Date Aban- Ground PVC Total Bentonite Drilling <br /> Piezo- doned/Date Surface Casing Horizontal Survey Well Seal Depth Dia- Well Dia- Casing <br /> meters/ Date Proposed to Elevation Elevation Coordinates Depth Depth Screened Material meter meter Material/ <br /> Wells Installed be Abandoned (ft AMSL) (ft AMSL) Latitude(N) Longitude(W) (ft bgs) (ft bgs) (ft bgs) Screened (inches) (inches) Slot Size <br /> SVE-5 September Summer 2020 NA NA 38.1565914 -121.3812328 25 6 to 8 10 to 25 Sandy silt 10 4 Sch.40 PVC/ <br /> 2014 with 0.011, <br /> increasing <br /> sand <br /> SVE-6 September Summer 2020 NA NA 38.1565503 -121.3810065 25 6 to 8 10 to 25 Sandy silt, 10 4 Sch.40 PVC/ <br /> 2014 sand with 0.011, <br /> silt <br /> SVE-7 September Summer 2020 NA NA 38.1566577 -121.3808869 20 3.5 to 4.5 5 to 20 Sandy silt, 10 4 Sch.40 PVC/ <br /> 2014 silty sand 0.011, <br /> with <br /> increasing <br /> silt <br /> SVE-8 September TBD NA NA 38.1564689 -121.3809264 25 6 to 8 10 to 25 Sand with 10 4 Sch.40 PVC/ <br /> 2014 silt lens 0.011, <br /> changing <br /> to silt at 24 <br /> feet <br /> SVE-9 September Summer 2020 NA NA 38.1565184 -121.3808318 25 6 to 8 10 to 25 Sandy silt, 10 4 Sch.40 PVC/ <br /> 2014 sand with 0.011, <br /> silt <br /> SVE-10 September TBD NA NA 38.1563543 -121.3809056 25 6 to 8 10 to 25 Silty sand, 10 4 Sch.40 PVC/ <br /> 2014 sandy silt 0.011, <br /> SVE-11 September May 2016 NA NA 38.1564682 -121.3810982 25 6 to 8 10 to 25 Silty sand, 10 4 Sch.40 PVC/ <br /> 2014 sandy silt 0.011, <br /> VW-1 December Summer 2020 21.80 21.56 38.1565184 -121.3808318 25 6 to 8 10 to 25 Sandy silt, 10 4 Sch.40 PVC/ <br /> 2010 sand with 0.011, <br /> silt <br /> VW-2 December Summer 2020 21.91 21.37 38.1563543 -121.3809056 25 6 to 8 10 to 25 Silty sand, 10 4 Sch.40 PVC/ <br /> 2010 sandy silt 0.011, <br /> VW-3 December Summer 2020 21.69' 21.15 38.1564682 -121.3810982 25 6 to 8 10 to 25 Silty sand, 10 4 Sch.40 PVC/ <br /> 2010 sandy silt 0.011, <br /> B11204191849AKT Page 3 of 4 <br />