U.S. DEPARTMENT OF THE INTERIOR                                                                         NO.  9-06-EXP
GEOLOGICAL SURVEY                                                                                        NOV 16, 2006
   
					 ROUTINE MINING SEISMICITY IN THE UNITED STATES
					  
												 SEPTEMBER 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                                                
													    
01  18 14 42.2  43.777 N  105.229 W   0 G           A 0.8   96   36  WYOMING. ML 3.6 (GS). 60 km (40 miles) SSE of Gillette.
02  20 12 38.9* 43.805 N  105.192 W   0 G           B 0.9  241   21  WYOMING. ML 3.6 (GS). 60 km (35 miles) SSE of Gillette.
04  20 06 58.4  43.715 N  105.204 W   0 G           A 0.7   97   30  WYOMING. ML 3.2 (GS). 70 km (45 miles) SSE of Gillette.
07  18 19 47.4  43.776 N  105.222 W   0 G           A 0.8  116   28  WYOMING. ML 3.3 (GS). 60 km (40 miles) SSE of Gillette.
08  23 03 25.0* 43.686 N  105.131 W   0 G           B 1.4  125   11  WYOMING. ML 2.6 (GS). 75 km (45 miles) SSE of Gillette.
09  18 03 54.7  43.791 N  105.259 W   0 G           A 1.0  112   27  WYOMING. ML 3.3 (GS). 60 km (35 miles) SSE of Gillette.
09  20 56 39.7  43.627 N  105.090 W   0 G           A 1.9   97   44  WYOMING. ML 3.7 (GS). 75 km (50 miles) WSW of Newcastle.
12  18 03 34.1  43.721 N  105.233 W   0 G           A 1.0   97   21  WYOMING. ML 3.2 (GS). 65 km (40 miles) SSE of Gillette.
16  18 05 31.7  43.771 N  105.173 W   0 G           A 1.0   97   16  WYOMING. ML 3.3 (EXP). 65 km (40 miles) SSE of Gillette.
17  20 19 58.7  44.097 N  105.381 W   0 G           A 1.2   92   15  WYOMING. ML 3.0 (GS). 25 km (15 miles) SSE of Gillette.
18  18 05 45.7  43.760 N  105.246 W   0 G           A 1.0  116   17  WYOMING. ML 3.1 (GS). 65 km (40 miles) SSE of Gillette.
23  20 28 16.2* 44.152 N  105.288 W   0 G           B 1.4  161    6  WYOMING. ML 2.5 (GS). 25 km (15 miles) SE of Gillette.
25  00 16 44.9  43.478 N  105.189 W   0 G           A 1.1  100   12  WYOMING. ML 3.1 (GS). ML 3.1 (GS). 80 km (50 miles) N of Douglas.
27  23 22 31.6* 43.609 N  105.048 W   0 G           B 0.5  136    7  WYOMING. ML 3.0 (GS). ML 3.0 (GS). 75 km (45 miles) WSW of Newcastle.
30  14 26 20.7  44.024 N  105.293 W   0 G           A 1.2   97   24  WYOMING. ML 3.2 (GS). 35 km (20 miles) SSE of Gillette.

For origin times after September 30, 2002, USGS computations of hypocenters and magnitudes for routine mining events
are listed in this publication only for exceptionally large events and for events that are also listed in the Reviewed
Event Event Bulletins (REB) of the International Data Center of the United Nations' Comprehensive Nuclear-Test-Ban
Treaty Organization.