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<br />BASIN CHARACTERISTICS <br />Sub-basin Area (ac) Hydrologic Group (ac) <br />East Basin, Slopes <br />50% south, 50% north facin 32.5 D <br />East Basin, Mesa 51.4 D 9.2 , B 42.2 <br />East Pond Yard 2.3 D <br />West Basin, Slopes <br />50% south, 50% north facin 30.8 D <br />West Basin, Mesa 15.1 D 0.4 , B 14.7 <br />All Area Contrib. to West Pond 40.7 D <br />Basin Summary Values Area Length Slope <br />Total Basin 153.1 ---- --- <br />East Basin 83.9 5200 ft 8.5% <br />West Basin 45.9 2700 ft 11.9% <br />East Pond, Yard 2.3 250 ft 4.0% <br />All Area Diverted to West Pond 40.7 3100 ft 12 <br />Summa of Base CN's <br />Land Use - <br />Ground Cover Hydrologic <br />Group Average CN <br /> 40% 50% 60% <br />Native D 76 73 70 <br />Native B 57 52 48 <br />Mine Yard D or B 86 <br />C~ <br />4 <br />January 1998 <br />