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MONI70R NAL GRILLING AND CONSTRUCTI9N SUMMARY <br />NUCLA AND HUCLA EAST MINES <br />-' Monitor hell Name GN-N17P1(YND117j 6eologlc Unit MonitoredDakota Coal <br />Elevation Ground Level (ft-aroSi) 5672.33 <br />Location: N 597837.126 B 1,117885.61 T 66 N R 15 ll S b B C C <br />ToWI Drill Depth (ft) 108.0 <br />Total Mell Depth (ft) 103.0 <br />Dr111fng Details <br />Borehole Diameter (in) 7 7B Rig S~eedstnr 1500 <br />~BICS~ri~nnp Driller Ailan Chiles <br />tMi111ng fluid Atr and }Cud <br />Additional Details <br />Drilling/Construction: Start O6/Z8/86 Finish OG/28/86 <br />lithalogic Log (Y/N),~_ - • <br />• Geophysical Log (Y!N)Jq~ - ~ . <br />Construction Details. <br />Casing SpeCS: Blank 4' id PYCsch40 Perforettd 0.02" slot <br />Perforated Interval(s),~Z _ ins.n' <br />Packer and Cement Basket Set At ~2' <br />Cement From apgrox. 72.2' To na.2~ <br />Bentonfte Slurry Froro S.0' To aoorox. 72.7' <br />Gravel Pack From NA To <br />Additional Details Approximately 1 gallon of N.,O came uD cooQletl~strinn <br />'_ while setting cement but no cogent found in~mm~letlon integral eeS~Aav - <br />Oeveloparent Summary Developed well for two hours usinn airlwa~er~inSect_ion_ na a" . <br />lastly, Only air: well produced about 2 nDm. <br />Comments, Problems SoD of Upper Dakota Coal at 84.2. Bottom of tower Dakota_Caal <br />_. at 107.1i'. <br />G~28 Revised li/01!86 <br />• <br />Attachment 2.04.75-Appendix G-30 <br />