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Project No.S948216-02 <br /> March 30,2012 <br /> Page 1 of 1 <br /> TABLES <br /> SUMMARY OF WELL DESTRUCTION METHODS-%-MCH NYLON AND TEFLON TUBING WELLS <br /> 5400 AND 5606 PACIFIC AVENUE <br /> STOCKTON,SAN JOAQUIN COUNTY,CALIFORNIA <br /> Diameter of <br /> Depth to Blank Screened Sand Bentonite Cement/ Casing Original Augers <br /> Boring Destruction /Rods used Date of <br /> Well ID Latitude Longitude Bottom Casing Interval Pack Seal Grout Diameter Diameter Method to Destroy Destruction <br /> (ff) (ft) (ft) (><) (ft) (h) (n) (in) Well <br /> (in) <br /> 1 to 4(hydrated) <br /> SV-1 38.001023 -121.3162914 6 NA 5.25 to 5.75 5 to 6 4 to 5(dry) 0 to 1 0.25 8 HSA Drill out 8(augers) 1/30/2012 <br /> 1 to 4(hydrated) <br /> SV-2 38.0003781 -121.3159648 6 NA 5.25 to 5.75 5 to 6 4 to 5(dry) 0 to 1 0.25 8 HSA Drill out 8(augers) 1/26/2012 <br /> l to 4(hydrated) <br /> SV-3 38.0002318 -121.3157254 6 NA 5.25 to 5.75 5 to 6 4 to 5(dry) 0 to 1 0.25 8 HSA Drill out 8(augers) 1/30/2012 <br /> SP-IA 38.0002721 -121.3156137 21 NA 18 to 20 16.5 to 20.25 14.5 to 16.5 0 to 14.5 0.25 1.25 Sonic Over-boing 4(rods) 1/17/2012 <br /> SP-IB 38.0002721 -121.3156137 35 NA 33 to 35 31.5 to 35.25 29.5 to 31.5 0 to 29.5 0.25 1.25 Sonic Over-boing 4(rods) 1/172012 <br /> SP-2 38.0002431 -1219157169 25 NA 23 to 25 21.5 to 25.25 19.5 to 21.5 0 to 19.5 0.25 1.25 Sonic Over-boing 4(rods) 1/172012 <br /> SP-3 38.0001849 -121.3155759 25 NA 23 to 25 22 to 25.25 19.5 to 22 0 to 19.5 0.25 1.25 Sonic Over-boing 4(rods) 1/172012 <br /> SP-4 38.0001416 -121.3157485 25 NA 23 to 25 21.5 to 25.25 19.5 to 21.5 0 to 19.5 0.25 1.25 Sonic Over-boing 4(rods) 1/272012 <br /> SP-5 38.0003638 -121.3160168 25 NA 23 to 25 21.5 to 25.25 19.5 to 21.5 0 to 19.5 0.25 1.25 Sonic Over-boing 4(rods) 1/182012 <br /> SP1 38.0004419 -121.315897 25 NA 23 to 25 21.5 to 25.25 19.5 to 21.5 0 to 19.5 0.25 1.25 Sonic Over-boing 4(rods) 1/18/2012 <br /> SP-7A 38.0002866 -121.3158705 20 NA 18 to 20 16.5 to 20.25 14.5 to 16.5 0 to 14.5 0.25 1.25 Sonic Over-boing 4(rods) 1/18/2012 <br /> SP-713 38.0002885 -121.3158627 35 NA 33 to 35 31.5 to 35.25 29.5 to 31.5 0 to 29.5 0.25 2 Sonic Over-boing 4(rods) 1/182012 <br /> SP-8 38.0002138 -121.3158136 35 NA 33 to 35 31.5 to 35.25 29.5 to 31.5 0 to 29.5 0.25 1.25 Sonic Over-boing 4(rods) 1/242012 <br /> Nates: It=Feet <br /> in=Inches <br /> HSA=Hollow-stem auger <br />