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amyl methyl ether by EPA Method 8260, and methanol by EPA Method 8015) In addition, soil samples collected from the CPT borings were analyzed for TEPH Soil Disposal. Approximately 2 5 cubic yards of soil were generated during field activities This soil was placed on and covered with visqueen on-site Soil samples were collected from the stockpile and analyzed, and the soil was profiled for disposal at Forward, Inc 's Manteca, California landfill The soil was transported by Manly and Sons Trucking, Inc of Sacramento, California to Forward's landfill on March 6, 1998 Well Construction Well Materials. Wells S-1 through S-6 were constructed using two-inch diameter Schedule 40 PVC threaded casing with a screen size of 0 020 inch and Number 3 Lonestar sand Screened Interval The screened interval for Wells S-1 and S-2 was constructed from 10 to 30 fbg The screened interval for Wells S-3 through S-6 was constructed from 9 to 24 fbg Monitoring well construction details are presented in Table l and recorded on the exploratory boring logs presented in Appendix B Well Development/ Sampling Blaine Technical Services, Inc (Blaine) of San Jose, California developed and sampled Wells S-1 through S-6 on February 26, 1998 Blaine developed the wells using surge block agitation and evacuation by pumping Blaine's ground water monitoring and development report and the associated laboratory analytical data are presented in Appendix C Wellhead Survey Top of casing elevations for Wells S-1 through S-6 were surveyed by Mr Virgil Chavez, Licensed Land Surveyor #6328, of Vallejo, California on February 26, 1998 The elevations of the top of the well casings are presented in Table 4 Ground Water Analyses: Ground water samples collected from the wells were analyzed for TPPH, TEPH, BTEX, and fuel oxygenates Ground Water Flow Direction.A ground water contour map was prepared using the water-level measurement data collected from Wells S-1 through S-6 on February 240-0943 4