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Table 1 <br /> Gas Probe Construction Details <br /> Gas Boring Boring Screened Gravel Pack Bentonite Surface <br /> Probe Depth' Probe Diameter Interval Interval Interval Elevation <br /> Number (feet) Leve12 (inches) (depth, feet) (depth,feet) (depth,feet) (feet) <br /> GW-1 59 S 6 3to 8 3 to 13 0 to 3 -95 <br /> 1 18 to 23 18 to 33 13 to 18 <br /> D 38 to 43 38 to 59 33 to 38 <br /> GW-2 59 S 6 3to 8 3 to 13 0 to 3 -95 <br /> 1 18 to 23 18 to 33 13 to 18 <br /> D 38 to 43 38 to 59 33 to 38 <br /> GW-3 44 S 6 3 to 8 3 to 8 0 to 3 -95 <br /> 1 13 to 18 13 to 23 8 to 13 <br /> D 28 to 33 28 to 44 23 to 28 <br /> GW-4 33 S 6 3 to 8 3 to 8 Oto 3 -95 <br /> 1 13 to 18 13 to 18 8 to 13 <br /> D 23 to 28 23 to 33 18 to 23 <br /> GW-5 33 S 6 3to 8 3 to 8 Oto 3 -95 <br /> 1 13 to 18 13 to 18 8 to 13 <br /> D 23 to 28 23 to 33 18 to 23 <br /> GW-6 34 S 6 3to 8 3 to 8 Oto 3 -95 <br /> 1 13 to 18 13 to 18 8to13 <br /> D 23 to 28 23 to 34 18 to 23 <br /> GW-7 44 S 6 3 to 8 3 to 8 Oto 3 - 100 <br /> 1 13 to 18 13 to 23 8 to 13 <br /> D 28 to 33 28 to 44 23 to 28 <br /> GW-8 44 S 6 3 to 8 3 to 8 0 to 3 - 100 <br /> 1 13 to 18 13 to 23 8 to 13 <br /> D 28 to 33 28 to 44 23 to 28 <br /> GW-9 44 S 6 3 to 8 3 to 10 0 to 3 - 100 <br /> 1 15 to 20 15 to 21 10 to 15 <br /> D 26 to 31 26 to 44 21 to 26 <br /> GW-10 43 S 6 3 to 8 3 to 8 0 to 3 - 100 <br /> 1 13 to 18 13 to 23 8to13 <br /> D 28 to 33 28 to 43 23 to 28 <br /> GW-11 59 S 6 3to 8 3 to 13 0 to 3 - 100 <br /> I <br /> 18 to 23 18 to 33 13 to 18 <br /> D 38 to 43 38 to 59 33 to 38 <br /> GW-12 59 S 6 3 to 8 3 to 13 0 to 3 - 100 <br /> 1 18 to 23 18 to 33 13 to 18 <br /> D 38 to 43 38 to 59 33 to 38 <br /> 1. AN depths measured from original ground surface. Top of probe casings are 2 feet above ground surface for all gas <br /> probes. <br /> 2. S=shallow probe;I=intermediate probe;D=deep probe <br /> PJ9 9390109.GOW November 1, 1991 <br />