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Table 2 <br /> Well Construction Details <br /> Stockton Terminals Technical Committee <br /> Port of Stockton <br /> Stockton,California <br /> Ground TOC/ <br /> Current Former Coordinates Surface PVC Well Well Screen Filter Pack Bentonite <br /> Well Well Date Latitude Longitude Elevation Elevation Depth Diameter Top Bottom Length Top Top Comments <br /> I.D. <br /> 1.D. Installed (feet,MSL) (feet,MSL) (feet,bgs) (feet,MSL) (inches) (feet,bgs) (feet,MSL) (feet,bgs) (feet,MSL) (feet) (feet,bgs) (feet,MSL) (feet,bgs) (feet,MSL) <br /> Ozone Sparge Wells-B Zone <br /> OS-1 B 10/13/03 37.9427455 -121.3328414 34 0.75 32 34il <br /> 30 27 2"Diameter/2'Long Ozone Sparge Tip <br /> OS-2B 10/14/03 37.9426667 -121.3328480 34 0.75 32 34 30 27 2"Diameter/2'Lon Ozone Spare Tip <br /> OS-3B 10/13/03 37.9427022 -121.3327961 34 0.75 32 34 30 27 2"Diameter/2'Long Ozone Sparge Tip <br /> OS-4B 10/14/03 37.9426271 -121.3328063 34 0.75 32 34 29 26 2"Diameter/2'Lon Ozone Spare Tip <br /> OS-5B 10/14/03 37.9426605 -121.3327511 34 0.75 32 34 29 26 2"Diameter/2'Long Ozone Sparge Tip <br /> OS-6B 10/15/03 37.9425662 -121.3327761 35 0.75 33 35 30 27.5 2"Diameter/2'Lon Ozone Spare Tip <br /> OS-7B 10/15/03 37.9425980 -121.3327386 34 0.75 32 34 29 26 2"Diameter/2'Long Ozone Sparge Tip <br /> OS-8B 10/15/03 37.9426331 -121.3326857 35 0.75 33 35 2 30 27 2"Diameter/2'Long Ozone Spare Tip <br /> OS-9B 10/21/03 37.9432059 -121.3315384 35.5 0.75 33.5 35.5 2 31 28 2"Diameter/2'Long Ozone Sparge Tip <br /> OS-10B 10/20/03 37.9432559 -121.3315550 35 0.75 33 35 2 30 27.5 2"Diameter/2'Long Ozone Spare Tip <br /> OS-11B 10/20/03 37.9433074 -121.3315754 35 0.75 33 35 2 30 27.5 2"Diameter/2'Long Ozone Sparge Tip <br /> OS-12B 10/20/03 37.9433605 -121.3316001 36 0.75 34 36 2 31 28.5 2"Diameter/2'Long Ozone Spare Tip <br /> OS-13B 10/17/03 37.9434155 -121.3316126 34 0.75 32 34 2 30 27 2"Diameter/2'Long Ozone Sparge Tip <br /> OS-14B 10/16/0337.9434660 -121.3316381 34 0.75 32 34 2 30 27 2"Diameter/2'Lon Ozone Spare Tip <br /> OS-15B 10/17/03 37.9435185 -121.3316534 36 0.75 34 36 2 31.5 29 2"Diameter/2'Long Ozone Sparge Tip <br /> OS-16B 10/16/03 37.9435718 -121.3316740 37 0.75 35 37 2 32 29 2"Diameter/2'Long Ozone Spare Tip <br /> ISO-GEN Injection and Observation Wells <br /> 18-1 05/01/02 37.9436719 -121.3335696 2.40 20.0 4 3 20 17 2.5 0.5 Iso en Well <br /> IS-2 05/01/02 37.9437175 -121.3336058 2.13 20.0 4 3 20 17 1 2.5 0.5 Isogen Well <br /> IS-3 04/30/02 37.9437702 -121.3336078 2.23 20.0 4 3 20 17 1 2.5 0.5 Isogen Well <br /> Explanations: <br /> feet,MSL=Elevation in feet relative to mean sea level. <br /> TOC=Top of well casing. <br /> bgs=Below ground surface. <br /> PVC=Polyvinyl chloride. <br /> '=Well casing material stainless steel or other metal. <br /> '=Coordinates in northings and eastings. <br /> - =Data unavailable or not applicable. <br /> a=Ground surface elevation not provided.Flush mount well box,assummed ground surface elevation same as well box elevation. <br /> b=Ground surface elevation not provided.Assummed ground surface elevation based on measured height of well box. <br /> Sitewide resurvey during October 2008 used NAVD88 vertical datum.Previous survey data based on NGVD29 vertical datum. <br /> I:STTC\Tables\Well Construction Details.xls Page 7 of 7 <br />