Final Surface and Ground Water Technical Report Greens Hollow Coal Lease Tract
Total Page:16
File Type:pdf, Size:1020Kb
FINAL SURFACE AND GROUND WATER TECHNICAL REPORT GREENS HOLLOW COAL LEASE TRACT Prepared for: Bureau of Land Management Price Field Office 125 South 600 West Price, Utah 84501 Manti-La Sal National Forest 599 West Price River Drive Price, Utah 84501 Fishlake National Forest 115 East 900 North Richfield, Utah 84701 Prepared by: Cirrus Ecological Solutions, LC 965 South 100 West, Suite 200 Logan, Utah 84321 Norwest Applied Hydrology 950 South Cherry Street, Suite 800 Denver, Colorado 80248 2015 TABLE OF CONTENTS Table of Contents ............................................................................................................................. i Appendices: ................................................................................................................................. ii Figures ..................................................................................................................................... ii Tables ..................................................................................................................................... iii 1.0 Introduction ......................................................................................................................... 1 1.1 Statement of Project Objectives ...................................................................................... 1 1.2 Statement of the Issues with Evaluation Criteria .................................................................. 1 1.2.1 Issues or Concerns Related to Reasonably Foreseeable Post-lease Surface Use on the Greens Hollow Tract ......................................................................................................... 3 1.2.2 Issues or Concerns Related to Reasonably Foreseeable Post-lease Surface Use Outside the Greens Hollow Tract ............................................................................................ 3 1.3 Description of the Alternatives Evaluated ............................................................................ 3 1.3.1 Alternative 1 – No Action Alternative .................................................................... 3 1.3.2 Alternative 2 – Proposed Action ............................................................................. 3 1.3.3 Alternative 3 ............................................................................................................ 4 2.0 Methods .................................................................................................................................... 5 2.1 Contacts Made ................................................................................................................. 5 2.2 Sources and Descriptions of Existing Information .......................................................... 7 2.3 Data Collection and Analysis Methodology .................................................................... 9 2.4 Description of Inventories and Data Collected by the Consultant................................. 10 2.4.1 Ground water Aquifers ................................................................................................. 11 2.4.2 Wells ............................................................................................................................. 11 2.4.3 Springs and Seeps ......................................................................................................... 11 2.4.4 Streams ......................................................................................................................... 13 2.4.5 Floodplains and Alluvial Valleys ................................................................................. 15 2.4.6 Reservoirs and Ponds ................................................................................................... 15 2.4.7 Water Rights ................................................................................................................ 15 2.4.8 Drinking Water Source Areas ...................................................................................... 16 3.0 Results and Discussion ...................................................................................................... 16 3.1 Description of the Affected Environment ..................................................................... 16 3.1.1 Ground water Aquifers and Springs ............................................................................ 17 3.1.1.1 Springs and Ground water in the Flagstaff Formation ......................................... 22 3.1.1.2 Springs and Ground water in the North Horn Formation and Landslide Deposits Overlying the North Horn Formation ................................................................. 22 3.1.1.3 Springs and Ground water in the Price River Formation and Landslide Deposits Overlying the Price River Formation ................................................................. 24 3.1.1.4 Springs and Ground water in the Castlegate Sandstone ....................................... 26 3.1.1.5 Springs and Ground water in the Blackhawk Formation ...................................... 27 3.1.1.6 Springs and Ground water in the Star Point Sandstone ........................................ 27 3.1.1.7 Ground water in Alluvium .................................................................................... 28 3.1.1.8 Ground water Summary ....................................................................................... 28 3.1.2 Surface Water ........................................................................................................ 29 3.1.2.1 Muddy Creek ........................................................................................................ 30 i Surface and Ground Water Technical Report 2015 Greens Hollow Coal Lease Tract 3.1.2.2 Greens Canyon and Tributaries ............................................................................ 32 3.1.2.3 Unnamed Tributaries To Muddy Creek ................................................................ 34 3.1.2.4 North Fork Quitchupah Creek ............................................................................... 34 3.1.2.5 Floodplains ........................................................................................................... 35 3.1.2.6 Ponds .................................................................................................................... 36 3.1.2.7 Surface Water Summary ....................................................................................... 36 3.1.3 Water Rights .......................................................................................................... 38 3.1.4 Drinking Water Source Areas ..................................................................................... 38 3.2 Detailed Technical Assessment/ Description of the Potential Effects ................................ 39 3.2.1 Existing Mine and Relationship to the Greens Hollow Coal Lease Tract .................... 40 3.2.2. Alternative 1 – No Action Direct and Indirect Effects ............................................... 42 3.2.3. Alternative 2 – Proposed Action Direct and Indirect Effects ...................................... 42 3.2.3.1 Interception of Ground water ............................................................................... 43 3.2.3.2 Potential Impacts of Subsidence on Springs, Seeps, and Ponds ............................ 51 3.2.3.3 Potential Impacts of Subsidence on Perennial Streams ......................................... 55 3.2.3.4 Potential Water Quality Impacts from Mine Areas and Mine Discharge .............. 61 3.2.3.5 Potential Water Quality Impacts from Mine Equipment and Materials ............... 63 3.2.3.6 Long-Term Impacts Following Mine Reclamation .............................................. 64 3.2.3.7 Potential Impacts on Water Rights ........................................................................ 65 3.2.4 Alternative 3 Direct and Indirect Effects ............................................................... 66 3.2.4.1 Interception of Ground Water................................................................................ 68 3.2.4.2 Potential Impacts of Subsidence on Springs, Seeps, and Ponds ............................ 68 3.2.4.3 Potential Impacts of Subsidence on Perennial Streams ......................................... 69 3.2.4.4 Potential Water Quality Impacts from Mine Areas and Mine Discharge .............. 71 3.2.4.5 Potential Water Quality Impacts from Mine Equipment and Materials ................ 72 3.2.4.6 Long-Term Impacts Following Mine Reclamation ............................................... 72 3.2.4.7 Potential Impacts on Water Rights ........................................................................ 72 3.3 Special Stipulations and Design Criteria ............................................................................ 72 3.4 Cumulative Effects ............................................................................................................. 77 3.4.1 Reasonably Foreseeable Post-lease Surface Use on the Greens Hollow Tract ............ 78 3.4.2 Reasonably Foreseeable Post-lease Surface Use Outside the Greens Hollow Tract .... 79 4.0 Literature Cited and Contacts ................................................................................................. 81 5.0 List of Preparers with Qualifications of Preparers ............................................................ 88 APPENDICES: FIGURES Figure 1. Drainage Basins and Surface Water Monitoring Locations Figure