U.S. DEPARTMENT OF THE INTERIOR NO. 6-09-EXP GEOLOGICAL SURVEY AUG 17, 2009 ROUTINE MINING SEISMICITY IN THE UNITED STATES JUNE 2009 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 01 18 17 32.8 43.584 N 105.210 W 0 G A 1.1 79 25 WYOMING. ML 3.1 (GS). 85 km (50 miles) SSE of Gillette. 07 18 30 15.1 44.098 N 105.817 W 0 G A 1.3 92 18 WYOMING. ML 3.4 (GS). 35 km (20 miles) SW of Gillette. 08 21 32 11.5 43.725 N 105.313 W 0 G A 1.0 128 11 WYOMING. ML 3.0 (GS). 65 km (40 miles) SSE of Gillette. 09 21 59 56.6 43.715 N 105.132 W 0 G A 0.7 52 37 WYOMING. ML 3.1 (GS). 70 km (45 miles) SSE of Gillette. 10 17 57 19.5 43.776 N 105.299 W 0 G A 1.1 50 37 WYOMING. ML 3.5 (GS). 60 km (35 miles) SSE of Gillette. 11 21 35 04.6 41.010 N 116.515 W 0 G A 0.9 64 17 NEVADA. ML 2.5 (GS). 55 km (35 miles) NE of Battle Mountain. 12 18 02 59.5 43.819 N 105.266 W 0 G A 0.8 51 43 WYOMING. ML 3.3 (GS). 55 km (35 miles) SSE of Gillette. 12 20 18 51.8 45.201 N 106.795 W 0 G A 1.6 86 21 EASTERN MONTANA. ML 2.8 (GS). 45 km (30 miles) NNE of Sheridan. 13 18 01 34.4 43.752 N 105.249 W 0 G A 0.9 51 44 WYOMING. ML 3.4 (GS). 65 km (40 miles) SSE of Gillette. 14 22 00 54.7 39.949 N 107.676 W 0 A A 0.6 106 11 COLORADO. ML 2.7 (GS). 20 km (15 miles) ESE of Meeker. 15 19 04 02.7 43.787 N 105.186 W 0 G A 0.8 52 37 WYOMING. ML 3.4 (GS). 60 km (40 miles) SSE of Gillette. 25 19 59 23.1 43.751 N 105.416 W 0 G A 1.1 72 21 WYOMING. ML 2.9 (GS). 60 km (40 miles) S of Gillette.