U.S. DEPARTMENT OF THE INTERIOR NO. 10-03-EXP GEOLOGICAL SURVEY DEC 4, 2003 ROUTINE MINING SEISMICITY IN THE UNITED STATES OCTOBER 2003 ORIGIN TIME GEOGRAPHIC DEPTH MAGNITUDE SD GAP NO. F-E REGION, CONTRIBUTED MAGNITUDES AND COMMENTS UTC COORDINATES GS STA DAY HR MN SEC LAT LONG mb MS USED 01 21 04 55.6 43.697 N 105.273 W 0 G 0.9 119 14 WYOMING. ML 3.1 (GS). 70 km (45 miles) SSE of Gillette. 03 20 03 56.8 43.775 N 105.288 W 0 G 0.7 132 9 WYOMING. ML 3.1 (GS). 60 km (35 miles) SSE of Gillette. 04 19 25 08.3* 43.604 N 105.146 W 0 G 1.1 166 15 WYOMING. mbLg 2.5 (GS). 80 km (50 miles) WSW of Newcastle. 11 18 22 39.0 43.738 N 105.249 W 0 G 1.5 118 15 WYOMING. 65 km (40 miles) SSE of Gillette. 13 21 00 07.1? 43.20 N 104.55 W 0 G 4.3 179 11 WYOMING. mbLg 3.0 (GS). 80 km (50 miles) SSW of Newcastle. 15 20 07 30.9 43.809 N 105.280 W 0 G 1.0 111 26 WYOMING. ML 3.5 (GS). 60 km (35 miles) SSE of Gillette. 17 21 45 42.2* 44.070 N 105.524 W 0 G 0.5 153 5 WYOMING. ML 3.0 (GS). 25 km (15 miles) S of Gillette. 18 18 04 20.1 43.703 N 105.177 W 0 G 1.4 119 28 WYOMING. 70 km (45 miles) SSE of Gillette. 26 00 52 16.6 40.479 N 106.924 W 1 G 0.8 94 12 COLORADO. ML 3.2 (GS). ML 3.2 (GS). Mining related event near Steamboat Springs.