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MONITORING WELL BOREHOLE MONITORING WELL <br /> NUMBER NUMBER <br />CONSTRUCTION LOG Po27olo TCMW-7 <br />WELL OWNER: COTTONWOOD LAND COMPANY PROJECT NAME: BIG ELK MINE HYDROLOGY <br />LATITUDE: LONGITUDE: SURFACE ELEVATION: - 7685 tf MSL <br />TWP: SN RANGE: 89W SEC: 17 QUARTERS: COUNTY: ROUTT STATE: CO <br />DRILLING CO.: BDl DRILLING METHOD: ROTARY GEOLOGIST: Daub / Leppert <br />TARGET AQUIFER: Trout Creek Sandstone AQUIFER THICKNESS: DATE COMPLETED: 10/4/96 <br /> <br /> Depth Irom Not to Scale <br />COLLAR ELEVATION: Gmund Level <br />TOTAL DEPTH: 910 0'........_ _________. GrauMLevel <br /> <br />BOREHOLEDIA.: 6.251N oa va <br />7'SurhceCasirgto20' <br />CASING DIA.: 2 IN p <br />'a v <br />~ 15'Cemenl <br /> v v <br />SCREEN LENGTH: 20 FT <br /> 20'_.._.._.. <br />SLOT SIZE: 0.010 IN <br />ARTESIAN: <br /> VolUay Grout to Tap <br />FLOWING: <br />FLOW RATE: gpm <br />AQUIER PUMPING TEST: <br />TEST DATE: 757' <br /> _ _ _ _ <br />PRODUCTION RATE: gpm <br /> 4 Bucke6 of 318' Volclay Pellets <br /> appmx 60'o(hole <br /> <br />STATIC WATER LEVELS: 81 T' _ _ _ _ . <br /> <br />SWL DATE 9'Sand <br /> 826'- _ _ _ Shale Trap <br />647' 10/4/96 Shale Trap <br /> Cement Basket <br /> ~,- _ _ _ 5' Blank with Centralizer <br /> <br /> - _ 10' SWtl <br />d S <br /> - creen <br />e <br /> 868'---_ <br /> <br /> 20' Blank <br /> 868'____. <br /> <br /> --- - <br />- <br />- <br />- 10'Slolled Screen <br /> 818'---' _ <br />- <br /> 30' Blank with Centralizer <br /> T.D. =910.0' 2' Diam. End Cap <br /> <br />