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SUBSIDENCE MONITORING DATA <br />Semi-annual Report, July -December 1993 <br />Cyprus Empire Coal Corporation, Eagle Mine No. 5 <br />D-Series Line {centerline) <br /> (1, 2) Survey Elevatlons ( ) <br /> Profile Pre-mining Previous <br />Monitoring Distance Elevation Report (2) Subsidence (ft) <br />Point ft Northin Eastin ft 05111!93 09/10/93 This Period Total <br />1 0 4 3248.41 1405094. I 6658.41 66 1.1 I 0.0 6651.1 -0.1 - .3 <br />D2 50 403240.0 1405141.0 6668.4 6660.6 0.0 6660.5 -0.1 -7.9 <br />D3 100 403228 <br />8 1405192 <br />2 6679 <br />3 6671.4 ~ 0.0 6671.3 -0.1 -8.0 <br /> ~ . . . ~ <br />D4 150 I 403218.2 1405240.9 6691.5 6683.4 0.0 6683.3 -0.1 -8.2 <br />DS 200 403210.1 1405291.3 6702.8 6693.7 0.0 6693.7 -0.1 -9.2 <br />D6 250 ~ 403203.8 1405338.7 6719.0 6709.3 0.0 6709.2 -0.1 -9.8 <br />D7 300 403189.0 1405389.7 6737.7 6728.4 0.0 6728.3 ~ -0.1 -9.3 <br />D8 350 ! 403180.7 1405438.8 i 6751.4 6742.7 ~ 0.0 6742.6 -0.1 -8.8 <br />D9 400 ~ 403173.3 1405485.9 ~ 6762.4 6754.3 0.0 6754.1 -0.1 -8.3 <br /> I <br />` ~ <br />D12 I 550 403144.4 1405632.6 6798.0 6790.9 0.0 6790 8 -0.1 -72 <br />NOTES: <br />(1) All pre-mining elevations represent post F-seam mining surface elevations as of 07/12/1990. <br />(2) Baseline elevations reduced by 0.15 ft to reflect new elevation for control point AMOS as of 09/30/1992. <br />31DEC93 <br />