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TABLE 1 WELL COMPLETION DETAILS Las Vinas Dehydrator Station San Joaquin County,California Ground Top of PVC Horizontal Survey Total Well Bentonite Depth Drilling Well Piezometers/ Date Installed Surface Casing Coordinates Depth Seal Depth Screened Material Screened Diameter Diameter Casing Material/ Wells Elevation Elevation Latitude N Longitude(W) Slot Size a (ft AMSL) (ft AMSL) ( ) (ft bgs) (ft bgs) (ft bgs) (inches) (inches) BS-1 September 2002 22.02 21.63 38.1563434 -121.3810436 24.1 16.5 to 20.8 22 to 24 Silty sand 8 2 Sch.40 PVC/0.01" AS-1 September 2014 NA NA 38.1565937 -121.3813159 32 27 to 29 30 to 32 Sandy silt 8 2 Sch.40 PVC/0.01" AS-2 September 2014 NA NA 38.1566551 -121.3812153 32 26 to 28 30 to 32 Silty sand 8 2 Sch.40 PVC/0.01" AS-4 September 2014 NA NA 38.1564082 -121.3809255 32 27 to 29 30 to 32 Sandy silt 8 2 Sch.40 PVC/0.01" OS-1 September 2014 NA NA 38.1567450 -121.3812147 32 26 to 28 30 to 32 Silty sand 8 2 Sch.40 PVC/0.01" OS-2 September 2014 NA NA 38.1566509 -121.3811322 32 26 to 28 30 to 32 Sandy silt 8 2 Sch.40 PVC/0.01" OS-3 September 2014 NA NA 38.1566163 -121.3810440 32 25.5 to 27.5 30 to 32 Sandy silt 8 2 Sch.40 PVC/0.01" OS-4 September 2014 NA NA 38.1566768 -121.3813383 32 26 to 28 30 to 32 Silty sand 8 2 Sch.40 PVC/0.01" OS-5 September 2014 NA NA 38.1566363 -121.3812548 32 26 to 28 30 to 32 Silty sand with sand lens 8 2 Sch.40 PVC/0.01" OS-6 September 2014 NA NA 38.1566039 -121.3811301 32 26 to 28 30 to 32 Sandy silt 8 2 Sch.40 PVC/0.01" OS-7 September 2014 NA NA 38.1566023 -121.3813581 32 25 to 28 30 to 32 Not logged 8 2 Sch.40 PVC/0.01" OS-8 September 2014 NA NA 38.1565509 -121.3812700 32 24 to 28 30 to 32 Sandy silt to silty sand 8 2 Sch.40 PVC/0.01" Teflon Tubing SV-4 December 2010 NA NA -- -- 10 4.5,9.5,14.5 4.5,9.5,14.5 Sitly sand to Sandy silt 3.25 1/4 /Porous Type 316 Stainless Steel SV-5 September 2014 NA NA 38.1566876 121.3811698 10 3 to 4, 4.25 to 4.75, Sand with silt5 to 9 9.25 to 9.75 Sandy silt 3.25 1/2 Sch.40 PVC/0.01" SV-7 September 2014 NA NA 38.1566645 -121.3810687 10 3 to 4, 4.25 to 4.75, Silty sand 3.25 1/2 Sch.40 PVC/0.01" 5 to 9 9.25 to 9.75 SV-8 September 2014 NA NA 38.1566085 -121.3812517 10 3 to 4, 4.25 to 4.75, Silty sand 3.25 1/2 Sch.40 PVC/0.01" 5 to 9 9.25 to 9.75 SVE-1 September 2014 NA NA 38.1567797 -121.3815187 25 2 to 4 5 to 25 Silty sand,sandy silt 10 4 Sch.40 PVC/0.01" SVE-2 September 2014 NA NA 38.1566933 -121.3812779 25 2 to 4 5 to 25 Silty sand,sandy silt 10 4 Sch.40 PVC/0.01" SVE-3 August 2014- NA NA 38.1566263 -121.3811205 20.5 7 to 9 10 to 20 Sandy silty,silty sand 10 4 Sch.40 PVC/0.01" September 2014 SVE-5 September 2014 NA NA 38.1565914 -121.3812328 25 6 to 8 10 to 25 Sandy silt with increasing 10 4 Sch.40 PVC/0.01" SVE-6 September 2014 NA NA 38.1565503 -121.3810065 25 6 to 8 10 to 25 Sandy silty,sand with silt 10 4 Sch.40 PVC/0.01" VW-1 December 2010 21.80 21.56 38.1565184 -121.3808318 25 6 to 8 10 to 25 Sandy silt,sand with silt 10 4 Sch.40 PVC/0.01" VW-2 December 2010 21.91* 21.37 38.1563543 -121.3809056 25 6 to 8 10 to 25 Silty sand,sandy silt 10 4 Sch.40 PVC/0.01" VW-3 December 2010 21.69* 21.15 38.1564682 -121.3810982 25 6 to 8 10 to 25 Silty sand,sandy silt 10 4 Sch.40 PVC/0.01" Notes: --=Not applicable,Active wells PVC=Polyvinyl chloride ft AMSL=Feet above mean sea level NA=Not available ft bgs=Feet below ground surface Wells were resurveyed by Morrow Surveying on 11 April 2013. =Elevation taken from top of flush mount rim,which is very close to ground surface elevation. Latitude and longitude coordinates are based on California Zone 2 State Plane Coordinates,North American Datum 83. Ground surface and top of PVC casing elevations are based on"C 4647,NGS PID#JS1122;Elevation 3.70m=12.1ft,North American Datum(NAVD)88. Page 1 of 1