U.S. DEPARTMENT OF THE INTERIOR NO. 5-112-EXP GEOLOGICAL SURVEY APR 22, 2005 ROUTINE MINING SEISMICITY IN THE UNITED STATES 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 MAR 2005 02 21 00 15.7 45.095 N 106.803 W 0 G A 0.8 113 25 EASTERN MONTANA. ML 3.4 (GS). 35 km (25 miles) NNE of Sheridan. 03 18 04 06.5? 47.49 N 92.63 W 0 G C 1.2 195 4 MINNESOTA. mbLg 3.2 (GS). NEAR Virginia. 04 20 58 07.3 43.710 N 105.156 W 0 G A 0.9 77 28 WYOMING. ML 3.3 (GS). 70 km (45 miles) SSE of Gillette. 05 19 02 16.0* 43.736 N 105.209 W 0 G B 1.3 143 17 WYOMING. ML 3.2 (GS). 70 km (45 miles) SSE of Gillette. 06 19 03 55.5 43.727 N 105.290 W 0 G A 1.0 140 20 WYOMING. ML 3.4 (GS). 65 km (40 miles) SSE of Gillette. 06 22 00 56.1* 44.086 N 105.464 W 0 G B 0.3 136 7 WYOMING. ML 3.3 (GS). 25 km (15 miles) S of Gillette. 11 19 07 10.2 43.577 N 105.247 W 0 G A 0.9 143 18 WYOMING. ML 3.1 (GS). 80 km (50 miles) SSE of Gillette. 15 17 36 29.7 41.696 N 108.581 W 0 G A 1.3 56 38 WYOMING. ML 2.9 (GS). 55 km (35 miles) ENE of Rock Springs. 19 19 05 59.4 43.744 N 105.161 W 0 G A 0.9 141 32 WYOMING. ML 3.3 (GS). 70 km (40 miles) SSE of Gillette. 20 19 22 31.2 43.764 N 105.138 W 0 G A 0.8 52 57 WYOMING. ML 3.7 (GS). 65 km (40 miles) SSE of Gillette. 21 19 01 58.5 43.705 N 105.106 W 0 G A 0.6 142 19 WYOMING. ML 3.3 (GS). 70 km (45 miles) SSE of Gillette. 22 19 06 48.4 43.770 N 105.254 W 0 G A 1.0 140 22 WYOMING. ML 3.3 (GS). 60 km (40 miles) SSE of Gillette. 23 19 02 22.5 43.756 N 105.169 W 0 G A 1.0 143 31 WYOMING. ML 3.5 (GS). 65 km (40 miles) SSE of Gillette. 24 21 02 51.9 43.752 N 105.188 W 0 G A 0.9 141 34 WYOMING. ML 3.2 (GS). 65 km (40 miles) SSE of Gillette. 29 19 07 54.0 44.134 N 105.324 W 0 G A 1.2 101 11 WYOMING. ML 2.9 (GS). 20 km (15 miles) SE of Gillette. 29 23 40 22.7* 32.990 N 109.373 W 0 G B 0.7 181 7 ARIZONA. ML 2.9 (GS). 10 km (5 miles) SW of Clifton. 29 23 43 20.9? 32.96 N 109.34 W 0 G C 0.3 184 5 ARIZONA. ML 2.8 (GS). 10 km (5 miles) SSW of Clifton.