Bulletin: March 2007
U.S. DEPARTMENT OF THE INTERIOR NO. 3-07-EXP GEOLOGICAL SURVEY MAY 23, 2007 ROUTINE MINING SEISMICITY IN THE UNITED STATES MARCH 2007 ORIGIN TIME GEOGRAPHIC DEPTH MAGNITUDE Q SD GAP NO. F-E REGION, CONTRIBUTED MAGNITUDES AND COMMENTS UTC COORDINATES GS STA DAY HR MN SEC LAT LONG mb MS USED 01 22 07 44.2 45.121 N 106.906 W 0 G A 1.0 106 19 EASTERN MONTANA. ML 3.3 (GS). 35 km (20 miles) N of Sheridan. 03 19 01 34.0 43.823 N 105.197 W 0 G A 0.8 50 54 WYOMING. ML 3.4 (GS). 60 km (35 miles) SSE of Gillette. 05 19 04 01.5 43.721 N 105.231 W 0 G A 0.8 97 34 WYOMING. ML 3.2 (GS). 65 km (40 miles) SSE of Gillette. 06 19 57 55.0 43.612 N 105.158 W 0 G A 1.0 125 29 WYOMING. ML 3.3 (GS). 80 km (50 miles) SSE of Gillette. 10 19 10 28.1 43.768 N 105.193 W 0 G A 1.1 43 42 WYOMING. ML 3.3 (GS). 65 km (40 miles) SSE of Gillette. 12 18 06 56.4 43.752 N 105.250 W 0 G A 0.8 73 46 WYOMING. ML 3.4 (GS). 65 km (40 miles) SSE of Gillette. 16 20 03 15.8 43.699 N 105.234 W 0 G A 0.9 97 19 WYOMING. ML 3.2 (GS). 70 km (45 miles) SSE of Gillette. 16 21 06 56.4 43.810 N 105.251 W 0 G A 1.0 94 24 WYOMING. ML 3.4 (GS). 55 km (35 miles) SSE of Gillette. 18 21 03 22.6 43.701 N 105.202 W 0 G A 0.9 97 35 WYOMING. ML 3.2 (GS). 70 km (45 miles) SSE of Gillette. 20 23 11 57.8 45.127 N 106.816 W 0 G A 0.9 69 37 EASTERN MONTANA. ML 3.4 (GS). 40 km (25 miles) NNE of Sheridan. 21 18 01 12.9 43.722 N 105.212 W 0 G A 0.7 97 28 WYOMING. ML 3.3 (GS). 65 km (40 miles) SSE of Gillette. 26 20 04 45.8 43.773 N 105.247 W 0 G A 0.9 50 39 WYOMING. ML 3.3 (GS). 60 km (40 miles) SSE of Gillette. 28 18 59 34.6* 45.966 N 106.578 W 0 G B 1.1 131 8 EASTERN MONTANA. ML 2.7 (GS). 10 km (5 miles) NNE of Colstrip. 31 20 06 52.2 43.742 N 105.219 W 0 G A 1.0 95 32 WYOMING. ML 3.2 (GS). 65 km (40 miles) SSE of Gillette.
For origin times after September 30, 2002, USGS computations of hypocenters and magnitudes for routine mining events are listed in this publication only for exceptionally large events and for events that are also listed in the Reviewed Event Event Bulletins (REB) of the International Data Center of the United Nations' Comprehensive Nuclear-Test-Ban Treaty Organization.
Routine U.S. Mining Seismicity Home Page | Goal and Scope of the Bulletin | Evidence used in Identifying Routine Mining Seismicity | Explanation of Catalog Listings | Mining Seismicity Source Regions
Comments and feedback: dewey@usgs.gov