Laserfiche WebLink
Colowyo Coal Company Stockpond Inspections <br />5731 State Highway 13 East Pit <br />Meeker, CO 81641 <br />T: 970 - 824 -1573 1st Quarter 2013 <br />I am a Licensed Professional Engineer in the State of Colorado and a representative of Environmental Solutions, Inc., P. O. Box <br />2996, Cheyenne Wyoming. The information contained in this document was provided by Colowyo Coal L.P. Being familiar with <br />the Colowyo operation and the coal permitting process in Colorado, the information contained herein is reasonable and correct to <br />the best of my experience. <br />Note: (d) impoundment volumes are estimated from pre- existing as -built surveys, and estimates of accumulated sediment. <br />PO C <br />Off:c� C • PF T� .� <br />32257 z: <br />,ONAL <br />THOMAS C P ERSON <br />P.E. No. 32257 <br />PD1 <br />PD2 <br />NTEP1 <br />Ell <br />Ell <br />Inspection Date: <br />3/12/2013 <br />3/12/2013 <br />3/12/2013 <br />3/12/2013 <br />3/12/2013 <br />Inspector: <br />Tom Peterson <br />Tom Peterson <br />Tom Peterson <br />Tom Peterson <br />Tom Peterson <br />Rule 4.05.9 (15) <br />(a) <br />Does pond exhibit <br />N/A, site <br />N/A, site <br />N/A, site <br />NIA, site <br />N/A, site <br />structural weakness, <br />inaccessible <br />inaccessible <br />inaccessible <br />inaccessible <br />inaccessible <br />erosion, or other <br />hazardous conditions? <br />( b ) <br />Quarterly/ <br />Quarterly/ <br />Quarterly/ <br />Quarterly/ <br />Quarterly/ <br />Monitoring Procedures <br />Annual <br />Annual <br />Annual <br />Annual <br />Annual <br />and Instrumentation <br />Inspections <br />Inspections <br />Inspections <br />inspections <br />Inspections <br />( c 1 <br />Not Available, <br />Not Available, <br />Not Available, <br />Not Available, <br />Elevation & As -built <br />(2012Q4 level <br />(201204 level <br />(2014Q4 level <br />(2012Q4 level <br />Dry <br />Depth Water Level <br />was 7351 ft) <br />was 7560 ft) <br />was 7379 ft) <br />was 7375 ft) <br />( d) <br />Not Available, <br />Not Available, <br />Not Available, <br />Not available, <br />2.43 ac -ft per <br />Existing Storage <br />(2012Q4 value <br />(2012Q4 value <br />(2012Q4 value <br />(2012Q4 value <br />as -built <br />Capacity <br />was 1.09 ac -ft.) <br />was 1.49 ac -ft.) <br />was 2.02 ac -ft.) <br />was 1.29 ac -ft.) <br />completed <br />2013Q1 <br />e <br />Maintenance Items <br />None <br />None <br />None <br />None <br />None <br />I am a Licensed Professional Engineer in the State of Colorado and a representative of Environmental Solutions, Inc., P. O. Box <br />2996, Cheyenne Wyoming. The information contained in this document was provided by Colowyo Coal L.P. Being familiar with <br />the Colowyo operation and the coal permitting process in Colorado, the information contained herein is reasonable and correct to <br />the best of my experience. <br />Note: (d) impoundment volumes are estimated from pre- existing as -built surveys, and estimates of accumulated sediment. <br />PO C <br />Off:c� C • PF T� .� <br />32257 z: <br />,ONAL <br />THOMAS C P ERSON <br />P.E. No. 32257 <br />