2007-08-10_PERMIT FILE - C1980007 ‎(3)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 8/10/2007
• Doc Name: Design Report for Alteration of Monument Dam
• Section_Exhibit Name: Exhibit 76 Report April 2007
• Media Type: D
• Archive: No

within a known mining district, (2) seismic waveform characteristics, and (3) being recorded within a
100-km radius of the dam site from 1980 to the present. The North Fork Valley mining district
includes three mines: West Elk, Bowie, and Oxbow. These records are listed in Table 1. One event
that occurred on November 5, 2001, and known to be mine-related, is also included in Table 1.
Table 1 Mine-Related Earthquakes from NEIC Catalog
Year Latitude Longitude Magnitude Distance (km) Depth (km)
1984 39.14 -107.39 3.00 29 1
1994 38.93 -107.48 3.10 5 1
1994 38.90 -107.49 2.80 3 1
1995 38.87 -107.45 3.00 2 1
1995 38.88 -107.48 2.90 1 1
2001 38.85 -107.38 3.40 11 1
2002 38.88 -107.39 2.80 6 1
2002 38.85 -107.39 3.10 7 1
2002 38.90 -107.42 2.90 4 1
2002 38.91 -107.42 3.30 5 1
2002 38.91 -107.42 3.60 5 1
2002 38.92 -107.48 3.20 4 1
2002 38.79 -107.41 3.30 11 1
2002 38.90 -107.45 3.10 3 1
2002 38.82 -107.40 2.70 9 1
2003 38.97 -107.40 2.40 11 1
2003 38.81 -107.38 2.90 10 1
2003 38.91 -107.46 3.40 3 1
2004 38.87 -107.35 3.10 10 1
2004 38.85 -107.43 2.20 5 1
2004 38.83 -107.43 3.30 7 1
2004 38.88 -107.50 3.20 2 1
2004 38.81 -107.45 2.00 8 1
2005 38.92 -107.39 3.10 7 1
2005 38.79 -107.39 3.20 11 1
2005 38.83 -107.37 3.30 9 1
2005 38.89 -107.47 3.30 1 .1
2005 38.95 -107.53 3.50 9 1
2005 39.03 -107.37 2.80 19 1
2005 28.91 -1.07.40 2.80 7 1
2005 38.83 -107.42 3.10 7 1
P:\Mpls\06 CO\26\0626067\WorkFiles\DesignReport\FINAL\DesignReportFINAL.doc 15