U.S. DEPARTMENT OF THE INTERIOR NO. 4-06-EXP GEOLOGICAL SURVEY JUL 3, 2006
ROUTINE MINING SEISMICITY IN THE UNITED STATES APRIL 2006
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 03 18 06 05.0 43.803 N 105.193 W 0 G A 0.8 115 33 WYOMING. ML 3.3 (GS). 60 km (35 miles) SSE of Gillette. 03 20 02 41.2 43.702 N 105.178 W 0 G A 0.7 122 18 WYOMING. ML 3.2 (GS). 70 km (45 miles) SSE of Gillette. 04 20 03 49.3 43.811 N 105.184 W 1 G A 0.9 115 30 WYOMING. ML 3.4 (GS). 60 km (35 miles) SSE of Gillette. 04 20 25 32.8 44.079 N 105.256 W 1 G A 1.0 96 21 WYOMING. ML 3.4 (GS). 30 km (20 miles) SE of Gillette. 08 18 06 05.7 43.762 N 105.129 W 0 G A 0.9 97 36 WYOMING. ML 3.3 (GS). 65 km (40 miles) SSE of Gillette. 09 14 59 44.8 43.624 N 105.434 W 0 G A 0.9 190 14 WYOMING. ML 2.7 (GS). 70 km (45 miles) ENE of Midwest. 09 18 02 04.9 43.786 N 105.211 W 0 G A 0.6 143 16 WYOMING. ML 3.4 (GS). 60 km (35 miles) SSE of Gillette. 11 14 25 01.1 44.140 N 105.246 W 0 G A 0.7 140 16 WYOMING. ML 3.3 (GS). 25 km (15 miles) SE of Gillette. 12 20 03 48.6* 43.710 N 105.204 W 0 G B 1.4 143 12 WYOMING. ML 3.1 (GS). 70 km (45 miles) SSE of Gillette. 12 22 58 21.5* 36.750 N 108.406 W 0 G B 1.6 155 8 NEW MEXICO. ML 2.6 (GS). 15 km (10 miles) W of Farmington. 13 22 06 01.8 40.272 N 107.716 W 0 G A 1.3 141 15 COLORADO. ML 3.1 (GS). 30 km (20 miles) SSW of Craig. 14 18 02 49.6 43.724 N 105.152 W 0 G A 0.9 144 22 WYOMING. ML 3.3 (GS). 70 km (45 miles) SSE of Gillette. 14 20 06 44.8 43.785 N 105.313 W 0 G A 0.6 173 15 WYOMING. ML 3.1 (GS). 60 km (35 miles) SSE of Gillette. 15 00 39 36.7 45.112 N 106.755 W 0 G A 0.8 114 23 EASTERN MONTANA. ML 3.3 (GS). 40 km (25 miles) NNE of Sheridan. 15 20 24 07.2 44.151 N 105.352 W 0 G A 1.0 138 23 WYOMING. ML 3.1 (GS). 20 km (10 miles) SE of Gillette. 19 20 03 34.4 43.684 N 105.249 W 0 G A 0.9 166 20 WYOMING. ML 3.3 (GS). 70 km (45 miles) SSE of Gillette. 21 23 36 41.0 43.700 N 105.089 W 0 G A 1.2 125 17 WYOMING. ML 2.9 (GS). 70 km (45 miles) WSW of Newcastle. 22 19 01 14.2 43.606 N 105.138 W 0 G A 1.1 167 10 WYOMING. ML 3.1 (GS). 80 km (50 miles) WSW of Newcastle. 23 20 00 42.3 43.771 N 105.244 W 0 G A 0.8 116 39 WYOMING. ML 3.5 (GS). 60 km (40 miles) SSE of Gillette. 25 21 10 12.8 43.718 N 105.174 W 1 G A 0.9 121 37 WYOMING. ML 3.3 (GS). 70 km (45 miles) SSE of Gillette. 29 20 05 15.5 43.795 N 105.187 W 0 G A 0.9 45 57 WYOMING. mbLg 3.2 (GS). 60 km (40 miles) SSE of Gillette. 30 18 01 07.6 43.817 N 105.222 W 0 G A 0.8 114 22 WYOMING. ML 3.3 (GS). 60 km (35 miles) SSE of Gillette.