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SUBSIDENCE MONITORING DATA <br />Semi-annual Report, June -December 1991 <br />Cyprus Empire Coal Corporation, Eagle Mine No. 5 <br />C-Series Line (centerline) <br /> 07/]2/1950* Surve Elevations (ft) <br /> Profile Pre-mining Previous <br />Monitoring Distance Elevation Eeport Subsidence (ft) <br />Point (ft) Northing Easting (ft) 04/16/9] 07/27/91 ]1/23/91 This Period Total <br />C1 0 402859.8 ]4050]5.8 6752.3 6752.3 6752.3 6752.3 -0.0 0.0 <br />C2 50 402849.3 1405064.7 6756.8 6758.8 6758.8 6758.8 -0.0 -0.0 <br />C3 100 402837.4 1405112.5 6770.9 6770.9 6770.9 6770.9 -0.0 -0.0 <br />C4 150 402827.3 1405163.4 6764.0 6784.0 b784.0 6784.0 -0.0 -0.0 <br />C5 200 402820.5 1405210.4 6790.9 6790.9 6790.9 6790.7 -0.2 -0.2 <br />C6 250 402810.7 140526].5 6800.5 6800.5 6800.5 6800.5 -0.0 -0.0 <br />C7 300 40280].6 14053]0.1 6813.7 68]3.7 6813.6 6813.4 -0.4 -0.3 <br />C8 350 402792.4 1405358.9 6825.9 6&25.9 6825.9 6825.1 -0.9 -0.9 <br />C4 400 402780.9 1405407.9 68'x4.5 6&34.5 6834.4 6834.1 -0.5 -0.5 <br />C10 450 402769.6 1405458.2 6845.4 6845.4 6845.4 6845.4 -D.0 -0.0 <br />C]1 500 402760.5 1405506.4 6855.1 6855.1 6855.1 6854.9 -0.2 -0.2 <br />C12 550 402751.0 1405555.1 6863.7 6&63.7 6663.7 b863.3 -0.4 -0.4 <br />C73 600 402743.3 1405604.5 6&70.3 6&70.3 6870.3 6&59.6 -0.7 -0.7 <br />Ali pre-mim ng elevations represent post-F•seam mining surface elevations <br />