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4th Quarter 2008 <br />Year <br />Outfall Inspection - Ponds <br />rmtfau Point <br /> 001A 002A 003A 004A 005A 006A 007A 008A 009A 010A 011A 012A Other Other Other Other Other Other <br /> Streeter Work Area Gossard Gulch A Stoker Siding Rail Loop Prospect West Pit Section 16 East Taylor West Taylor Sec. 28 Wash Bay Taylor Pump Aeration West Overflow East Overflow Washbay <br /> Sediment Pond Pond LoadoutPond Pond Pond Pond Pond Pond Pond Pond Pond Pond Pond Holdirq Pond Pond Pond Pond Sediment Sum <br />Inspection Date: 12130/2008 12/30/2008 12/30/2008 12/30/2008 12/30/2008 12/3012008 12/30/2008 12/30/2008 12130/2008 12/30/2008 12/3012008 1213012008 12/30/2008 12/3 /2008 12/30/2008 12/3012008 12/30/2008 1213012008 <br />Inspector: Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski 1 <br />Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski Ryan Pawlowski <br />Rule 4.05.9115) <br /> <br />u <br />Does pond exhibit No No No No No No No No No No No No No N o No No No No <br />structural weakness, <br />erosion, or other <br />hazardous conditions? <br /> I <br /> Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ Quarterly/ <br />Monitoring Procedures Annual Annual Annual Annual Annual Annual Annual Annual Annual Annual Annual Annual Annual Annual Annual Annual Annual Annual <br />and Instrumentation <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />Inspections <br />I <br />Elevation & As-built 6583.0 ft.* 7152.5 ft.* 6388.0 ft.* 6614.0 V 6324.9 ft.* 6349.5 ft.* 6742.0 V 6824.0 ft.* 7745.0 ft.* 6943.0 ft.* 7468.0 ft.* 7056.0 ft.* 7203.7 ft * 654 .5 ft.* 7212.5 ft.* dry * dry* 7238.4 ft.* <br />Depth Water Level <br />jd <br />Existing Storage 0.70 ac-ft. 6.39 ac-ft. 0.97 3.67 ac-ft. 0.57 ac-ft. 1.03 ac-ft. 2.06 ac-ft. 4.41 ac-ft. 1.10 ac-ft. 1.88 ac-ft. 5.25 ac-ft. 8.16 ac-ft. 15.61 ac ft. 3.4 i ac-ft. 3.99 ac-ft. 4.2 ac-ft. 5.1 ac-ft. 1.03 ac-ft. <br />Capacity <br />I <br /> 2682 cubic yds. <br /> removed in 4th <br /> Planned dredge Qtr. 2008. <br />t e of pre-sump in None None None None None Extreme winter None None None None None None N one None None None None <br />Maintenance Items winter of weather is making <br /> 2008/2009 progress slow. <br /> Cleanout <br /> continues. <br />I am a Licensed Professional Engineer in the State of Colorado and a representative of Environmental Solutions, Inc., P. 0. Box 2996, Cheyenne <br />Wyoming. The information contained in this document was provided by Colowyo Coal L.P. Being familiar with the Colowyo operation and the coal <br />permitting process in Colorado, the information contained herein is reasonable and correct to the best of my experience. <br />Note: (d) impoundment volumes are estimated from pre-existing as-built surveys, and estimates of accumulated sediment. <br />* Ice and snow partially obscuring water and sediment levels <br />12/8/2606 <br />CF 211.2 <br />??,• P?0 L ?C i <br />00???5 ?+ Pfl % <br />v V- 32257 <br />P. <br />1Z 30/08 <br />DA I L-