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<br />• <br /> <br />MONITOR WELL LITHOLOGIC LOG <br />Monitor Well Name GW-IJ16(WNOU16 <br />Drilling Date 07/17/86 <br />Geophysically Logged By tJone <br />DEPTH (FT) <br />Page 2 of 2 <br />Geologic Unit Monitored Dakota Coal Underburden <br />Logged By J.S. Dingman <br />Total Depth Drilled (ft) 158.0 <br />DESCRIPTION AND COMh1ENTS <br /> is located 3.5 feet lower than in hole 879-C. <br />102.0 - 108.3 COAL (Lower Dakota) <br />1Ud.3 - 109.2 SHALE and SILTSTONE, It grey <br />109.2 - 114.1 SiLTSTONE, it grey - white <br />114.1 - ti4.6 SHALE, soft, grey <br />114.6 - 118.5 SHALE, slty, Hied grey <br />118.5 - 120.0 COAL (Nucla) <br />120.0 - 120.7 SILTSTONE, it brn <br />120.7 - 143.0 SHALE, dk grey - It grey, intbdd w/SILTSTONE, soft to hd <br />143.0 - 154.8 CLAYSTONE, grey, soft <br />154.8 - 158.0 SILTSTONE, ]t grey, hd <br /> T.D. <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />D-9 <br />Revised 11/01/86 <br />