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~~. <br />a watershed of 121 square miles. <br />The average 12 year flow at the no.l station <br />• is 47.6 cubic foot per second, and at the no. 2 <br />station is a9 c.f.s. Below is a 500 year flow char;. <br />prepared by U.S.G.S. and supplied to me by AMAX. <br />Year High Reading Low reading <br />z 390 8.2 <br />5 520 6.y <br />10 627 6.2 <br />25 750 5.4 <br />5o a4z 4.E <br />100 930 4.4 <br />500 1130 3.5 <br />(3) DhA <br />(4) Refer to map (Exhibit 14) <br />2.04.E Climatological Information <br />•• (1) Storms have two points of origin <br />• a. Air movement from the i;ebler Fass track. Results <br />in considerably more winter precipitation then <br />Gunnison. <br />b. Air movement from the Southwest is upslope and <br />causes increased precipitation at the mine, as <br />opposed to Gunnison. <br />(2) because the mine appears to be above the inversion <br />minimum temperatures apper to be higher then <br />Gunnison. <br />2.04.9 Soils Resource Information <br />(1) Information obtained summer 1979 <br />Leta from Colorado Analytical Laboratory, Brighton <br />Pond Site Aspen below Mine Sage b Horizon Exposed on ben <br />ph 6.5 6.3 b.z 6.a <br />EC 1.0 .E .6 .4 <br />SAT% 31.6 36.6 42.4 3E.1 <br />Ga 3.a3 4.35 2.a9 1.64 <br />Mg 2.66 2.97 1.75 1,02 <br />l.a 2.7E 2.43 1.37 1.78 <br />S:+R 2.2 1. E• 1 .2 2.5 <br />~: :ext. Sandy Lcam Sandy Loam Loam Sandy Loam <br />San3 61,'G 59ro 430 71~ <br />silt 29`~ 37; 4~ 15ti <br />Clay 10~ ~+~ 15°~ 14K <br />Lm .0 .G .0 .0 <br />b .2a .21 _ .19 .17 <br />Cu .11 .09 _9 .26 .44 <br />