U.S. DEPARTMENT OF THE INTERIOR NO. 12-05-EXP GEOLOGICAL SURVEY FEB 16, 2006
ROUTINE MINING SEISMICITY IN THE UNITED STATES DECEMBER 2005
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 05 20 06 06.4 43.711 N 105.211 W 0 G A 0.8 120 25 WYOMING. ML 3.1 (GS). 70 km (45 miles) SSE of Gillette. 07 19 57 22.8 43.660 N 105.238 W 0 G A 0.6 122 27 WYOMING. ML 3.0 (GS). 75 km (45 miles) SSE of Gillette. 09 18 31 55.7 43.753 N 105.239 W 0 G A 0.7 117 26 WYOMING. ML 3.1 (GS). 65 km (40 miles) SSE of Gillette. 10 19 00 05.8 43.705 N 105.170 W 0 G A 0.8 62 28 WYOMING. ML 3.2 (GS). 70 km (45 miles) SSE of Gillette. 10 22 49 29.5 43.704 N 105.206 W 0 G A 0.9 121 19 WYOMING. ML 3.1 (GS). 70 km (40 miles) SSE of Gillette. 20 21 04 51.2 43.792 N 105.259 W 0 G A 0.5 69 37 WYOMING. ML 3.3 (GS). 60 km (35 miles) SSE of Gillette. 23 19 03 02.6 43.584 N 105.226 W 0 G A 1.0 160 15 WYOMING. ML 3.1 (GS). 80 km (50 miles) SSE of Gillette. 25 14 15 08.6 42.271 N 107.553 W 5 G A 0.7 54 48 WYOMING. ML 3.1 (GS). 35 km (20 miles) SE of Jeffrey City. 30 21 03 15.3 43.992 N 105.504 W 0 G A 0.4 96 14 WYOMING. ML 3.2 (GS). 35 km (20 miles) S of Gillette. 31 22 33 22.0* 44.209 N 105.359 W 0 G B 0.9 86 8 WYOMING. ML 2.8 (GS). 15 km (10 miles) SE of Gillette.