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APPENDIX G-1 SURFACE WATER RUNOFF CALCULATIONS <br /> All runoff calculations were completed using the Natural Resource Conservation Service TR-55 <br /> methodology. <br /> 100-YR 24-HR Event Rainfall: 2.00 inches <br /> 1. Baseline Conditions <br /> Drainage Basin Soil Group Land Use Curve Total 100-YR <br /> Number Runoff(ac-ft) (acres) <br /> 1 A/B/D Pasture,grass,or range(Fair) 53.8 0.11 221.2 <br /> 2 A Pasture,grass,or range (Fair) 49.0 0.01 113.3 <br /> 33 A Pasture,grass,or range(Fair) 49.0 0.00 6.2 <br /> 2. Mining Conditions <br /> Drainage Basin Soil Group • Use Curve Total 100-YR . - <br /> Number Runoff(ac-ft) (acres) <br /> 1 A/B/D Pasture,grass,or range(Fair) 81.3 11.3 221.2 <br /> 2 A Pasture,grass,or range(Fair) 52.0 0.03 113.3 <br /> 3 , A Pasture,grass,or range(Fair) ) 53.5 0.003 6.2 <br /> 3. Reclamation Conditions <br /> Drainage Basin Soil Group5 Land Use Curve Total •• A - <br /> Number Runoff(ac-ft) (acres) <br /> 1 A/B/D Pasture,grass,or range(Fair) 53.8 0.11 221.2 <br /> 2 A Pasture,grass,or range(Fair) 49.0 0.01 113.3 <br /> r3 1� q I Pasture,grass,or range(Fair) 49.0 0.00 6.2 <br /> EXHIBIT H WILDLIFE INFORMATION <br /> 1. Introduction <br /> Given the location of the site in the arid San Luis Valley, it is anticipated that few wildlife will <br /> access the site. <br /> 2. Description of Significant Wildlife Resources on the Affected Land <br /> 5 Rangeland conditions are assumed for all areas due to Rule 6.5.4(2)(b). <br /> Mystic Soil <br /> November 2020 H-1 1x + +alm r+ <br />