Laserfiche WebLink
.. - _ <br />-~a <br />_ _ _ NUCLA MINE ~ ~~' ~ `~~~~D <br />' MONTR05E COUNTY; COLORADO MAR 1 0 1987 <br />1986 ANNUAL HYDROLOGY REPORT <br />MINED LAND <br />DECLAMATION DIVISION <br />. TABLE OF CONTENTS <br />Page <br /> I. INTRODUCTION 1 <br /> II. PRECIPITATION DATA 3 <br /> III. SURFACE WATER 5 <br /> A. Operational Surface Water Monitoring Program 5 <br /> B. Tuttle Draw - Flow and Quality 16 <br /> 1. Site SW-N1 16 <br /> 2. Sites NPDES 002 and 003 20 <br /> 3. Sites NPDES 004 and 005 22 - <br /> 4. Site SW-N3 22 <br />. C. West Return Ditch - Flow and Quality 41 <br /> 1. Site SW-N7 41 <br /> 2. Site 5W-N6 44 <br /> 3. Site NPDES 001 44 <br /> • 4. Site SW-N2 58 <br /> 5. Springs 58 <br /> D. East Return Irrigation Ditch 62 <br /> 1. Site NPDES 006 62 <br /> 2. Site SW-N4 66 <br /> IV.. GROUND WATER 67 (Revised <br /> 03/06/87) <br /> A. Operational Ground Water Monitoring Program 67 <br /> B. Water Levels 73 <br /> 1. Wells GW-N1 and GW-N1P1 - Underburden 73 <br /> 2. Well GW-N3 -Underburden 74 <br /> 3. Well GW-N4 - Dakota Coal 74 <br /> 4. Well GW-N5 - Underburden 74 <br /> 5. Well GW-N6 - Underburden 75 <br /> 6. Well GW-NS - Overburden and Dakota Coal 75 <br /> i Revised 03/06/87 <br />