2009-01-30_PERMIT FILE - C1996083

• Permit No: C1996083
• IBM Index Class Name: Permit File
• Doc Date: 1/30/2009
• Doc Name: 3rd Quarter 2008 North Fork Valley Seismic Network Monitoring Report
• Section_Exhibit Name: Volume IIIA Exhibit 18 Seismic Monitoring at BR Longwall Coal Mine
• Media Type: D
• Archive: No

Table 3. Event Locations and Maximum Recorded PGAs
Location PGA Distance
Year Month Da Hour Minute Sec Latitude Longitude DEPTH ML MC Location Quality Station (9) (km)
2008 9 3 9 25 16.04 38.955 -107.5332 0 1.6 1.9 Bowie C BWK 0.0013 2.95
2008 9 3 16 42 24.89 38.964 -107.4993 0 1.8 Oxbow C MFB 0.0001 2.17
2008 9 3 16 45 4.33 38.952 -107.5442 1.41 1.9 Bowie C FGH 0.0029 0.51
2008 9 4 0 3 21.35 38.956 -107.5378 0.83 2 1.8 Bowie C FGH 0.0100 0.87
2008 9 4 1 54 46.55 38.968 -107.5017 0 2.1 1.9 Oxbow C
2008 9 4 15 29 50.94 38.948 -107.5417 1.54 2.1 1.9 Bowie B
2008 9 4 18 37 26.54 38.958 -107.5373 0 1.7 Bowie C
2008 9 4 19 56 18.29 38.95 -107.5437 0.96 1.7 Bowie C
2008 9 4 20 29 54.04 38.966 -107.5020 0.59 2.1 Oxbow C
2008 9 5 3 8 18.97 38.949 -107.5395 1.34 2.5 2.3 Bowie B FGH 0.0582 0.14
2008 9 5 4 39 10.08 38.968 -107.5137 0 2.3 Oxbow C BWK 0.0001 4.46
2008 9 5 19 18 30.89 38.962 -107.5022 0.54 1.8 Oxbow C BWK 0.0000 3.91
2008 9 6 4 34 12.61 38.959 -107.5010 1.24 1.8 1.9 Oxbow C BWK 0.0003 3.70
2008 9 6 10 40 37.86 38.967 -107.4980 0 1.7 Oxbow C
2008 9 6 15 57 4.04 38.969 -107.4965 0 1.7 Oxbow C
2008 9 6 17 36 6.21 38.964 -107.5025 0 2 1.8 Oxbow C
2008 9 6 19 46 41.73 38.959 -107.5023 0 1.8 Oxbow C
2008 9 6 20 39 8.2 38.961 -107.5015 0.8 1.8 Oxbow C BWK 0.0001 3.90
2008 9 6 21 14 14.59 38.951 -107.5367 1.49 1.8 Bowie B
2008 9 6 22 8 58.65 38.961 -107.4967 0 2.8 2.7 Oxbow C
2008 9 6 23 35 37.95 38.955 -107.5372 0.85 1.8 1.9 Bowie C MFB 0.0007 0.76
2008 9 7 18 44 19.14 38.958 -107.5012 0.33 1.8 Oxbow C MFB 0.0001 1.99
2008 9 7 21 17 38.8 38.953 -107.5425 1.24 1.6 1.9 Bowie C BWK 0.0009 2.81
2008 9 8 7 37 17.73 38.956 -107.5080 1.54 1.8 Oxbow C
2008 9 8 12 4 52.83 38.953 -107.5352 1.48 1.8 1.8 Bowie C BWK 0.0050 2.73
2008 9 8 15 46 48.27 38.958 -107.5047 0.84 1.7 Oxbow C
2008 9 8 18 23 31.69 38.951 -107.5310 0 2 2.0 Bowie C
2008 9 8 20 47 40.33 38.968 -107.5040 0 1.7 Oxbow C
2008 9 8 21 23 51.14 38.949 -107.5410 0.92 1.9 1.8 Bowie C
2008 9 9 0 40 38.12 38.955 -107.5233 0 1.7 1.9 Bowie C MFB 0.0011 1.23
2008 9 9 8 20 7.26 38.957 -107.5232 1.9 2.0 Bowie C
2008 9 9 8 37 36.63 38.948 -107.53833 1.5 2.0 Bowie B
2008 9 9 16 57 53.85 38.951 -107.54433 0.8 1.8 Bowie C
2008 9 9 20 20 23.45 38.961 -107.5027 1.54 1.8 2.0 Oxbow C
2008 9 9 20 31 39.91 38.954 -107.5440 0.9 1.7 Bowie C
2008 9 9 21 1 20.46 38.963 -107.5005 0 1.9 Oxbow C
2008 9 10 12 17 44.64 38.954 -107.5322 0.59 1.9 Bowie B BWK 0.0005 2.94
2008 9 10 18 40 58.9 38.95 -107.5453 1.35 1.8 Bowie B
2008 9 10 20 9 55.41 38.983 -107.4935 0 1.8 Oxbow C
2008 9 10 20 41 20.29 38.96 -107.5328 1.11 1.6 1.7 Bowie C
2008 9 11 2 43 52.91 38.959 -107.5200 4.49 2.2 Oxbow C
2008 9 11 4 11 39.17 38.976 -107.4933 0 1.8 1.9 Oxbow C
2008 9 11 4 52 53.03 38.949 -107.5325 1.88 1.9 Bowie C
2008 9 11 5 32 12 38.969 -107.5008 3.49 1.8 Oxbow C
2008 9 11 7 57 51.48 38.929 -107.4535 0 1.8 West Elk C
2008 9 11 7 27 8.77 38.953 -107.5483 1.78 1.8 Bowie C
2008 9 11 15 46 15.48 38.961 -107.5113 1.38 1.8 Oxbow C
2008 9 11 17 26 14.73 38.911 -107.4358 0 2.2 1.8 West Elk C
2008 9 11 19 55 7.9 38.964 -107.4998 0.68 2.0 Oxbow C
2008 9 12 0 33 55.63 38.952 -107.5260 0 2.3 2.0 Bowie C MCD 0.0001 8.11
2008 9 12 1 41 34.42 38.977 -107.5050 0 1.9 Oxbow C
2008 9 12 2 56 37.04 38.957 -107.5268 0 2.1 2.0 Bowie C
2008 9 12 5 30 41.2 38.965 -107.5033 2.43 1.8 Oxbow C
2008 9 12 8 10 36.55 38.955 -107.5197 0 2.2 1.9 Oxbow B
2008 9 12 11 50 17.39 38.966 -107.4942 0.66 2.1 Oxbow C
2008 9 12 14 50 0.61 38.948 -107.5278 0 1.7 Bowie C
2008 9 12 15 12 14.66 38.976 -107.4943 2.15 1.7 Oxbow C
2008 9 12 15 38 32.85 38.976 -107.4997 0 1.8 Oxbow C
2008 9 12 17 6 26.71 38.962 -107.5055 1.97 2 2.0 Oxbow C TCR 0.0003 2.98
2008 9 13 16 58 9.5 38.942 -107.5250 0.64 1.7 Bowie C
2008 9 13 20 18 23 38.917 -107.4420 0 1.9 West Elk C
2008 9 13 21 0 47.93 38.952 -107.5383 0 1.9 1.8 Bowie B
2008 9 13 22 16 50.55 38.962 -107.4985 0 2.3 2.0 Oxbow C
2008 9 14 17 51 16.76 38.968 -107.4980 1.6 1.7 Oxbow C
2008 9 14 21 27 55.65 38.972 -107.5023 1.06 2.0 Oxbow C