Bulletin: January 2011
U.S. DEPARTMENT OF THE INTERIOR NO. 1-11-EXP
GEOLOGICAL SURVEY APR 1, 2011
ROUTINE MINING SEISMICITY IN THE UNITED STATES
JANUARY 2011
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
02 20 02 28.4 43.617 N 105.080 W 0 G A 1.2 145 28 WYOMING. ML 3.1 (GS). 75 km (45 miles) WSW of Newcastle.
03 20 17 31.5 43.572 N 105.159 W 0 G A 1.1 51 49 WYOMING. ML 3.3 (GS). 83 km (52 miles) WSW of Newcastle.
05 21 01 12.0 43.623 N 105.260 W 0 G A 0.9 76 23 WYOMING. ML 3.2 (GS). 77 km (48 miles) SSE of Gillette.
07 18 13 36.4 43.959 N 105.216 W 0 G A 1.5 105 14 WYOMING. ML 2.7 (GS). 45 km (25 miles) SSE of Gillette.
08 21 30 16.2 43.721 N 105.128 W 0 G A 0.7 182 10 WYOMING. ML 2.7 (GS). 65 km (40 miles) SSE of Gillette.
12 20 17 07.1 43.584 N 105.156 W 0 G A 1.3 100 24 WYOMING. ML 3.2 (GS). 80 km (50 miles) WSW of Newcastle.
12 20 30 33.3 43.564 N 105.213 W 0 G A 0.8 72 26 WYOMING. ML 3.1 (GS). 85 km (50 miles) SSE of Gillette.
15 22 56 08.8* 43.980 N 105.193 W 0 G B 0.5 136 8 WYOMING. ML 2.6 (GS). 42 km (26 miles) SE of Gillette.
20 21 07 02.3 41.678 N 108.665 W 0 G A 0.9 59 29 WYOMING. ML 2.9 (GS). 47 km (29 miles) ENE of Rock
Springs.
21 20 03 33.4* 43.666 N 105.322 W 0 G B 1.8 73 13 WYOMING. ML 3.1 (GS). 71 km (44 miles) SSE of Gillette.
21 22 31 45.8 43.250 N 105.803 W 0 G A 1.1 111 11 WYOMING. ML 2.6 (GS). 43 km (26 miles) ESE of Midwest.
25 21 06 45.7 43.972 N 105.279 W 0 G A 1.9 50 36 WYOMING. ML 3.5 (GS). 40 km (25 miles) SSE of Gillette.
26 20 01 12.6 43.626 N 105.102 W 0 G A 0.8 81 20 WYOMING. ML 2.9 (GS). 75 km (50 miles) WSW of Newcastle.
27 05 16 56.9 43.850 N 105.371 W 0 G A 0.6 64 26 WYOMING. mbLg 2.9 (GS).
27 21 21 34.3 44.060 N 105.424 W 0 G A 1.1 54 28 WYOMING. ML 2.8 (GS). 28 km (17 miles) SSE of Gillette.
28 21 00 44.9 43.187 N 105.695 W 0 G A 1.0 194 15 WYOMING. ML 2.9 (GS). 54 km (33 miles) ESE of Midwest.
31 23 05 31.0 43.697 N 105.184 W 0 G A 0.7 151 19 WYOMING. mbLg 2.5 (GS). ML 3.0 (GS). 71 km (44 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.
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