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l ~ . <br />• <br />Mr. William Holgate <br />Page 2 <br />Pond G., I.D. No. 1211-CO-09-00302-03 <br />• <br />A. Geometry of the impounding structure <br />1. No changes during the reporting period <br />B. Average and Maximum depths and elevations of impounded water <br />1. Average depth: 3.1 ft. maximum depth: 4.2 ft. <br />2. Average elevation: 6821.7 maximum elevation: 6824.6 <br />C. Volume impounded water <br />1. Approximately 11 acre-feet <br />D. Stability of the impounding structure <br />1. No changes during reporting period <br />2. No changes occurring during the reporting period <br />Certification <br />I her j~ytify that to the best of my knowledge and belief any <br />wor ~~~,~, D, and G in 1992 was performed in accordance with <br />t !~$ps for these structures. <br />Stewart`,~- <br />ional.•Enuineer <br />insbection <br />Ponds A, D, and G are inspected weekly and observations are <br />recorded on the Periodic Inspection Form (Water, Sediment or Slurry <br />Impoundment Form No. 2000-24) and kept on file at the mine site as <br />required by 77.216-4, 30 CFR. <br />Please contact me if you have any questions. <br />S i~ y(~L/ <br />n Wilson <br />Impoundment Inspector <br />DW:gf <br />Cc: R. Mills <br />