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Bowie Resources, LLC <br />Bowie No. 2 Mine <br />2010 Annual Hydrology Report <br />SW-05 <br />Steven's Gulch <br />Elevation - 6600' <br />Surface Water <br />Initiated 1/1/1983 1/1/1983 1/1/1983 1/1/1983 <br />Activated <br />Date 12/15/2010 9/24/2010 6120/2010 3/23/2010 <br />Summary Information <br />Baseline Operation <br />INITR Min Avp May Min Avu May <br />Flow CFS 0.00 1.75 30.13 0.07760 0.00024 0.55199 1.28389 <br />Water Level in Flume Feet 0.00 0.09 1.06 0.04 0.001 0.14 0.24 <br />Temperature Celsius -0.5 10.1 23.7 2.1 13.9 10.8 8.1 <br />Conductivity umhos/cm 40 563 2000 500 620 190 220 <br />H su 6.9 8.3 9.9 8.6 8.6 8.4 7.4 <br />Field Comments <br />• <br />The Stevens Gulch stream gauge, SW-05, is located near Bowie No. 1 mines timber storage area in the NE114NW114, Sec 25, T13S, R92 W, <br />of the 6th P. M. A 36" Parshall flume was installed at this locations. <br />Baseline Information Collection initiated on 1/1/83 and not yet considered complete. <br />Point SW-05 has not been influenced by mining. <br />Figure No. 128 <br />The area of concern for monitoring point SW-05 has not been affected by the mining operation. Therefore, all recorded <br />monitoring events are considered Baseline.