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Coal Mine Waste <br />Table 2 -2d -Runoff curve numbers for avid and semiarid rangelands <br />Cover Type - Herbaceous - mixture of grass, weeds and brush <br />Hydrologic Condition Poor <br />Soil Type D <br />Curve Number 90 <br />Mixed Shrub Community <br />Vegetative Cover % <br />Litter % <br />Ground Cover % <br />2003 <br />Veg Rep. Table V -2 <br />Baseline Reference <br />38.3 54.4 <br />33.1 32.9 <br />71.4 87.3 <br />Table 2 -2d -Runoff curve numbers for and and semiarid rangelands <br />Cover Type - Oak - aspen- mountain brush mixture <br />Hydrologic Condition Good <br />Soil Type - Absarokee C <br />Curve Number 57 <br />Dry Mixed Shrub <br />The Vegetation report does not address cover of this minor community <br />although it is noted the vegetation is more sparse than the Mixed <br />Shrub community. Assume the vegetative cover is between 30 and 50 %. <br />Table 2 -2d -Runoff curve numbers for and and semiarid rangelands <br />Cover Type - Oak - aspen - mountain brush mixture <br />Hydrologic Condition <br />Fair <br />Soil Type - Absarokee <br />C <br />Curve Number <br />57 <br />Juniper Woodland Community <br />2003 <br />Veg Rep. Table V -2 <br />Baseline Reference <br />Vegetative Cover % <br />17.2 26.3 <br />Litter % <br />32.9 58.5 <br />Ground Cover % <br />50.1 84.8 <br />Table 2 -2d -Runoff curve numbers for and and semiarid rangelands <br />Cover Type - Pinyon juniper, juniper or both, grass understory <br />Hydrologic Condition Good <br />Soil Type - Absarokee C <br />Curve Number 61 <br />TR -76 App. B -5 11/12 <br />