2008-05-19_REPORT - C1980007

• Permit No: C1980007
• IBM Index Class Name: REPORT
• Doc Date: 5/19/2008
• Doc Name: 1st Quarter 2008 Seismic Monitoring Report
• From: Mountain Coal Company
• To: DRMS
• Permit Index Doc Type: Stability Report
• Email Name: TAK
• Media Type: D
• Archive: No

Table 3. Event Locations and Maximum Recorded PGA's

Year Month Day Hour Minute
Sec Latitude
Longitude DEPTH ML
MC
Location Location
Quality
Station PGA
(g) Distance
(km)
2008 1 23 6 10 0.56 38.942 -107.555 1.87 1.8 Bowie B MFB 0.0014 1.55
2008 1 23 14 26 38.67 38.946 -107.557 1.37 1.8 2.3 Bowie B MFB 0.0060 1.15
2008 1 23 14 27 40.16 38.943 -107.556 2.04 1.9 Bowie B MFB 0.0037 1.51
2008 1 23 15 59 29.27 38.953 -107.560 0.89 1.9 Bowie B FGH 0.0000 1.00
2008 1 23 19 1 41.21 38.949 -107.559 1.66 2.1 1.9 Bowie B MFB 0.0051 0.83
2008 1 23 20 32 4.11 38.943 -107.567 0.81 1.7 1.7 Bowie C MFB 0.0028 1.49
2008 1 23 23 21 40.92 38.949 -107.557 1.42 1.8 2.0 Bowie B MFB 0.0051 0.82
2008 1 24 9 52 27.41 38.947 -107.560 1.56 1.8 1.7 Bowie C MFB 0.0025 0.97
2008 1 24 22 37 27.22 38.920 -107.429 1.14 1.8 1.9 West Elk C WFW 0.0007 2.12
2008 1 26 9 25 22.36 38.919 -107.432 0.75 1.7 West Elk C WFW 0.0005 2.01
2008 1 26 15 36 22.55 38.922 -107.423 1.18 2.2 2.3 West Elk C WFW 0.0008 2.28
2008 1 26 20 39 26.02 38.919 -107.435 0.00 1.9 1.8 West Elk C
2008 1 27 23 32 38.79 38.948 -107.563 1.79 1.7 1.9 Bowie C MFB 0.0027 0.86
2008 1 28 9 16 51.97 38.946 -107.558 1.43 1.7 1.7 Bowie B MFB 0.0025 1.17
2008 1 28 20 25 19.13 38.605 -107.799 7.34 2.4 2.1 Black Canyon D
2008 1 28 22 31 54.96 38.922 -107.431 0.28 2.2 West Elk C
2008 1 28 23 13 47.06 38.948 -107.561 1.46 1.9 2.2 Bowie B
2008 1 28 23 20 27.84 38.944 -107.563 1.10 1.7 1.7 Bowie B
2008 1 29 17 42 16.81 38.966 -107.512 1.00 2.0 1.5 Oxbow C
2008 1 29 18 40 56.65 38.938 -107.436 1.64 2.0 West Elk C WFW 0.0000 4.14
2008 1 31 0 18 42.07 38.941 -107.560 1.38 1.8 Bowie B MFB 0.0022 1.65
2008 2 2 3 16 12.07 38.942 -107.557 1.61 1.9 1.7 Bowie B MFB 0.0042 1.62
2008 2 2 3 48 51.70 38.922 -107.428 1.29 2.0 2.0 West Elk C WFW 0.0008 2.29
2008 2 2 3 59 33.88 38.944 -107.557 1.70 2.1 2.1 Bowie B
2008 2 2 8 27 45.26 38.946 -107.558 1.66 1.8 1.6 Bowie B MFB 0.0030 1.17
2008 2 3 11 37 59.20 38.947 -107.561 2.05 1.9 1.9 Bowie B MFB 0.0022 1.06
2008 2 4 3 29 7.84 38.887 -107.424 0.90 1.7 West Elk B MCD 0.0002 2.19
2008 2 4 13 22 53.99 38.954 -107.502 0.58 1.7 Oxbow C MFB 0.0001 1.98
2008 2 4 16 50 6.61 38.947 -107.556 1.50 2.0 1.9 Bowie B MFB 0.0032 1.03
2008 2 4 17 1 46.06 38.940 -107.556 1.22 1.8 1.5 Bowie B MFB 0.0021 1.80
2008 2 4 17 11 25.11 38.949 -107.563 0.88 1.9 1.5 Bowie C
2008 2 4 23 39 24.32 38.940 -107.404 1.89 1.9 1.4 West Elk C WFW 0.0002 4.40
2008 2 5 19 15 58.27 38.942 -107.558 1.51 1.7 Bowie B MFB 0.0038 1.58
2008 2 6 7 51 33.95 38.946 -107.562 2.09 1.7 1.3 Bowie C MFB 0.0017 1.08
2008 2 6 19 27 22.32 38.967 -107.500 2.87 1.8 1.5 Oxbow C BWK 0.0003 4.47
2008 2 7 5 52 57.55 38.945 -107.555 1.90 1.7 1.5 Bowie B MFB 0.0027 1.23
2008 2 8 5 36 23.64 38.946 -107.555 1.30 1.9 1.8 Bowie B FGH 0.0029 0.70
2008 2 8 9 28 49.69 38.965 -107.500 1.82 1.7 1.3 Oxbow C BWK 0.0002 4.30
2008 2 8 20 59 50.29 38.919 -107.436 1.17 1.9 1.9 West Elk C MCD 0.0004 4.44
2008 2 9 5 12 50.96 38.917 -107.414 3.28 1.9 1.9 West Elk C MCD 0.0004 4.63
2008 2 9 19 23 30.48 38.941 -107.555 1.78 1.9 1.7 Bowie B MFB 0.0030 1.66
2008 2 9 23 22 32.68 38.947 -107.569 2.27 1.8 1.9 Bowie C
2008 2 10 3 9 36.06 38.951 -107.555 1.34 1.8 1.8 Bowie B
2008 2 11 3 45 12.04 38.967 -107.501 2.95 1.9 1.7 Oxbow C BWK 0.0004 4.51
2008 2 12 3 11 31.07 38.969 -107.495 2.19 1.7 1.4 Oxbow C BWK 0.0003 4.79
2008 2 13 9 40 50.99 38.947 -107.558 2.09 1.8 1.7 Bowie B
2008 2 13 19 0 26.77 38.968 -107.499 2.64 2.0 1.6 Oxbow C
2008 2 14 6 57 27.17 38.940 -107.552 2.14 1.7 Bowie B BWK 0.0001 1.40
2008 2 14 13 34 29.55 38.895 -107.413 1.39 2.0 1.7 West Elk C WFW 0.0032 0.79
2008 2 14 14 43 32.20 38.966 -107.523 1.05 1.7 1.6 Oxbow C BWK 0.0006 4.26
2008 2 14 23 36 3.63 38.968 -107.519 2.28 1.8 1.6 Oxbow C BWK 0.0027 4.44
2008 2 15 11 29 22.84 38.947 -107.563 2.14 1.7 1.3 Bowie B MFB 0.0020 0.97
2008 2 17 10 53 15.98 38.967 -107.497 2.14 1.8 1.6 Oxbow C BWK 0.0005 4.58
2008 2 17 16 40 29.73 38.963 -107.499 1.73 1.8 1.3 Oxbow C BWK 0.0003 4.10
2008 2 18 5 38 14.13 38.969 -107.491 1.90 1.9 1.6 Oxbow C
2008 2 18 14 17 13.91 38.943 -107.555 1.83 1.9 1.7 Bowie B
2008 2 19 2 9 20.70 38.948 -107.558 1.91 2.3 Bowie B
2008 2 20 5 20 9.76 38.964 -107.500 0.00 2.3 2.1 Oxbow C BWK 0.0011 4.21
2008 2 20 8 14 58.96 38.963 -107.499 0.33 1.7 1.4 Oxbow C BWK 0.0002 4.08
2008 2 20 13 52 46.65 38.965 -107.501 2.13 1.9 1.8 Oxbow C FGH 0.0004 2.23
2008 2 22 3 23 4.14 38.921 -107.432 0.87 1.9 1.7 West Elk C
2008 2 22 6 49 48.71 38.947 -107.558 2.01 1.7 1.3 Bowie B