2017-10-05_PERMIT FILE - M2017049 ‎(40)‎

• Permit No: M2017049
• IBM Index Class Name: Permit File
• Doc Date: 10/5/2017
• Doc Name Note: Volumes I through IV, Part 2 of 10
• Doc Name: Application
• From: Transit Mix Concrete Co.
• To: DRMS
• Permit Index Doc Type: Application Materials
• Email Name: AME
• Email Name: WHE
• Media Type: D
• Archive: No

LIST OF FIGURES
Figure 1-1: Hitch Rack Ranch General Location Map.............................................................. 1-5
Figure 2-1: Average Monthly Precipitation Jun 2003 to Aug 2017 for the HRR Quarry Area ... 2-4
Figure 2-2: Barometric Pressure Variation Jun 2016 to Aug 2017 for the HRR Quarry Area... 2-5
Figure 2-3: Surface Water Feature Map.................................................................................. 2-7
Figure 2-4: USGS 7099220 Little Turkey Creek Near Fountain, CO Flow Hydrograph............ 2-8
Figure 2-5: Surface and Groundwater Monitoring Stations at the HRR Quarry Area ............... 2-9
Figure 2-6: Discharge Hydrograph (Jun 2016 to Aug 2017) for LTC-1 Station....................... 2-10
Figure 2-7: Discharge Hydrograph (Jun 2016 to Aug 2017) for LTC-2 (Upstream) Station.... 2-10
Figure 2-8: Gaining and Losing reaches along Little Turkey Creek (October 24, 2016)......... 2-12
Figure 2-9: Geology in the Vicinity of the Hitch Rack Ranch.................................................. 2-14
Figure 2-10: Example of Optical/Acoustic Imaging Log from the GW-5 Location................... 2-15
Figure 2-11: Domestic wells in the Vicinity of the Proposed HRR Quarry.............................. 2-18
Figure 2-12: Community wells within Five Miles of the Proposed HRR Quarry...................... 2-19
Figure 3-1: Earth Tide Effect shown in LTC-GW-5 Potentiometric Head Variation .................. 3-5
Figure 3-2: Potentiometric Elevations for Groundwater........................................................... 3-7
Figure 3-3: Annualized Water Balance for Upper Little Turkey Creek Watershed.................. 3-12
Figure 4-1: Projected Mine Inflow over the course of Mining and Reclamation Operations...... 4-3
Figure 4-2: Map of Projected Potentiometric Drawdown at Maximum Extent of Mining ........... 4-5
Figure 4-3: X-Section of Projected Potentiometric Drawdown at Maximum Extent of Mining... 4-6
Figure A-1: Monitoring Well LTC-GW-1 Water Level Variation over Time .................................. 2
Figure A-2: Monitoring Well LTC-GW-2 Water Level Variation over Time .................................. 3
Figure A-3: Monitoring Well LTC-GW-3 Water Level Variation over Time .................................. 4
Figure A-4: Monitoring Well LTC-GW-4 Water Level Variation over Time .................................. 5
Figure A-5: Monitoring Location LTC-GW-5 (VWP) Potentiometric Head Variation over Time ... 6
Figure A-6: Monitoring Well LTC-GW-6 Water Level Variation over Time .................................. 7
Figure A-7: Monitoring Well LTC-GW-7 Water Level Variation over Time .................................. 8
Figure C-1: The Effect of Atmospheric Pressure in a Confined Aquifer...................................... 2
Figure D-1: Monitoring Location LTC-GW-5 Earth Tide Effects.................................................. 3
Table D-1: Summary of Calculations for Specific Storage and Porosity...................................... 4
TRANSIT MIX-HITCH RACK RANCH
HYDROGEOLOGY AND IMPACT ANALYSIS
TOC-3