U.S. DEPARTMENT OF THE INTERIOR NO. 7-12-EXP GEOLOGICAL SURVEY OCT 4, 2012 ROUTINE MINING SEISMICITY IN THE UNITED STATES JULY 2012 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 04 19 03 41.9 43.780 N 105.247 W 0 G A 1.1 51 19 WYOMING. ML 3.2 (GS). 60 km (38 miles) SSE of Gillette. 06 16 11 49.1 43.951 N 105.410 W 0 G A 1.5 102 11 WYOMING. ML 2.9 (GS). 39 km (24 miles) S of Gillette. 06 17 22 01.3* 45.951 N 106.795 W 0 G B 1.5 121 6 EASTERN MONTANA. ML 2.8 (GS). 15 km (9 miles) WNW of Colstrip. 06 20 13 09.3 43.784 N 105.307 W 0 G A 1.2 50 22 WYOMING. ML 3.6 (GS). 58 km (36 miles) SSE of Gillette. 06 23 36 55.8 43.701 N 104.931 W 0 G A 1.5 84 10 WYOMING. ML 2.9 (GS). 75 km (46 miles) WSW of Newcastle. 08 19 14 25.4* 43.625 N 105.294 W 0 G B 1.8 75 10 WYOMING. ML 3.1 (GS). 76 km (47 miles) SSE of Gillette. 08 21 05 02.8 43.763 N 105.245 W 0 G A 1.0 26 84 WYOMING. ML 3.7 (GS). 64 km (40 miles) SSE of Gillette. 09 17 58 21.1* 41.102 N 112.794 W 0 G B 1.0 119 8 UTAH. ML 1.7 (GS). 70 km (44 miles) W of Ogden. 11 18 00 07.1 43.844 N 105.198 W 0 G A 0.8 68 10 WYOMING. ML 3.2 (GS). 55 km (34 miles) SSE of Gillette. 23 17 42 01.2* 41.003 N 112.782 W 0 G B 1.4 153 6 UTAH. ML 1.8 (GS). 66 km (41 miles) NW of Tooele. 29 18 19 38.9 43.884 N 105.284 W 0 G A 1.2 61 21 WYOMING. ML 3.5 (GS). 48 km (30 miles) SSE of Gillette. 29 21 58 23.8 40.717 N 112.537 W 0 G A 1.2 129 18 UTAH. ML 2.6 (GS). 29 km (18 miles) NW of Tooele. 30 19 04 59.5* 40.963 N 112.879 W 0 G B 1.3 119 7 UTAH. ML 1.8 (GS). 67 km (41 miles) NW of Tooele. 31 17 28 34.5? 41.01 N 112.55 W 0 G C 0.4 142 4 UTAH. ML 1.4 (GS). 54 km (33 miles) WSW of Ogden. 31 20 01 50.5 43.708 N 105.269 W 0 G A 1.0 51 56 WYOMING. ML 3.4 (GS). 67 km (42 miles) SSE of Gillette.