Bulletin: September 2001

 
 
U.S. DEPARTMENT OF THE INTERIOR                                                                         NO.  9-01-EXP
GEOLOGICAL SURVEY                                                                                        OCT 25, 2001
 
                                      ROUTINE MINING SEISMICITY IN THE UNITED STATES
 
                                                       SEPTEMBER 2001
 
 
  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  Msz            USED
 
01  17 50 52.8  41.817 N  108.715 W    0 G           0.6   86   18  WYOMING. ML 2.6 (GS). 30 miles ENE of Rock Springs.
03  16 41 18.0  44.131 N  105.446 W    0 G           0.7  157   13  WYOMING. ML 3.1 (GS). 10 miles SSE of Gillette.
03  23 10 58.2  33.041 N  109.318 W    0 G           0.6  114    9  EASTERN ARIZONA. ML 3.2 (GS). 25 miles ENE of Safford.
04  20 07 48.0  44.100 N  105.451 W    0 G           0.6  155   12  WYOMING. ML 3.0 (GS). 15 miles S of Gillette.
04  20 40 18.9  33.081 N  109.397 W    0 G           0.4  172    7  EASTERN ARIZONA. ML 2.6 (GS). 25 miles NE of Safford.
04  22 57 11.8  33.077 N  109.339 W    0 G           0.6  174    7  EASTERN ARIZONA. ML 2.9 (GS). 25 miles NE of Safford.
04  23 30 18.3  33.028 N  109.331 W    0 G           0.6  177    8  EASTERN ARIZONA. ML 2.6 (GS). 25 miles ENE of Safford.
06  19 21 56.1* 33.107 N  109.390 W    0 G           0.6  171    7  EASTERN ARIZONA. ML 2.5 (GS). 25 miles NE of Safford.
06  20 08 02.9  33.046 N  109.358 W    0 G           0.7  175    8  EASTERN ARIZONA. ML 2.8 (GS). 25 miles NE of Safford.
06  21 51 34.9  46.725 N  122.788 W    0 G           0.7  127   11  WASHINGTON. MD 3.5 (GS). 10 miles E of Centralia.
06  21 59 33.4  40.370 N  107.878 W    0 G           0.7  134    9  COLORADO. ML 2.5 (GS). 20 miles WSW of Craig.
07  15 25 40.2  41.538 N  108.369 W    0 G           1.0  162   13  WYOMING. ML 2.5 (GS). 45 miles E of Rock Springs.
08  18 41 16.0  33.036 N  109.335 W    0 G           0.6  176    9  EASTERN ARIZONA. ML 2.6 (GS). 25 miles NE of Safford.
08  20 58 19.2  43.621 N  105.310 W    0 G           0.4  123   11  WYOMING. ML 2.8 (GS). 50 miles SSE of Gillette.
09  19 37 45.5  41.839 N  108.867 W    0 G           1.1   82   16  WYOMING. ML 2.4 (GS). 25 miles NE of Rock Springs.
09  20 47 23.1* 46.741 N  122.721 W    0 G           1.1  164    5  WASHINGTON. MD 3.7 (GS). 10 miles E of Centralia.
10  19 16 47.3* 32.975 N  109.282 W    0 G           1.1  181    6  EASTERN ARIZONA. ML 2.7 (GS). 25 miles ENE of Safford.
10  21 45 32.7* 33.078 N  109.328 W    0 G           0.4  174    7  EASTERN ARIZONA. ML 2.5 (GS). 30 miles NE of Safford.
11  17 36 00.3  43.675 N  105.222 W    0 G           1.0  126    8  WYOMING. ML 2.5 (GS). 45 miles SSE of Gillette.
11  19 07 50.2  33.088 N  109.375 W    0 G           0.8  172    8  EASTERN ARIZONA. ML 2.7 (GS). 25 miles NE of Safford.
11  22 14 45.5* 33.044 N  109.300 W    0 G           0.3  177    6  EASTERN ARIZONA. ML 2.9 (GS). 30 miles ENE of Safford.
12  20 22 58.5  33.146 N  109.394 W    0 G           0.4  169    7  EASTERN ARIZONA. ML 2.6 (GS). 30 miles NE of Safford.
12  22 04 33.5  40.325 N  107.753 W    0 G           0.6  136   14  COLORADO. ML 2.8 (GS). 20 miles SW of Craig.
12  22 14 26.2  43.483 N  105.384 W    0 G           0.8  126    9  WYOMING. ML 3.0 (GS). 45 miles E of Midwest.
13  17 38 32.1  35.511 N  107.700 W    0 G           0.4  118   10  NEW MEXICO. ML 2.7 (GS). 25 miles NNE of Grants.
13  21 05 43.6* 33.026 N  109.344 W    0 G           0.4  177    6  EASTERN ARIZONA. ML 2.6 (GS). 25 miles ENE of Safford.
14  19 20 50.2  36.555 N  108.430 W    0 G           1.0  115    9  NEW MEXICO. ML 2.5 (GS). 15 miles SW of Farmington.
14  20 13 50.5  41.606 N  108.763 W    0 G           0.9   78   25  WYOMING. ML 3.0 (GS). 25 miles E of Rock Springs.
14  20 26 59.2  43.735 N  105.316 W    0 G           0.8  130   11  WYOMING. ML 2.8 (GS). 40 miles SSE of Gillette.
15  20 18 45.1* 43.671 N  105.465 W    0 G           1.0  238    9  WYOMING. ML 3.1 (GS). 45 miles S of Gillette.
16  18 03 51.3* 43.816 N  105.333 W    0 G           0.7  247    9  WYOMING. ML 3.2 (GS). 35 miles SSE of Gillette.
16  20 01 37.0* 43.711 N  105.390 W    0 G           0.9  239   15  WYOMING. ML 3.3 (GS). 40 miles S of Gillette.
17  19 00 19.9  43.736 N  105.332 W    0 G           0.7  124   15  WYOMING. ML 3.3 (GS). 40 miles SSE of Gillette.
17  19 09 32.8  45.292 N  106.867 W    0 G           0.8  186    9  MONTANA. ML 2.8 (GS). 35 miles N of Sheridan, Wyoming.
18  18 07 27.2* 45.082 N  106.886 W    0 G           1.0  179   10  MONTANA. ML 2.7 (GS). 20 miles N of Sheridan, Wyoming.
18  20 01 04.7  43.768 N  105.308 W    0 G           0.6  133   12  WYOMING. ML 3.2 (GS). 40 miles SSE of Gillette.
18  20 48 54.7* 33.076 N  109.307 W    0 G           0.6  175    7  EASTERN ARIZONA. ML 2.5 (GS). 30 miles NE of Safford.
19  18 05 57.9* 45.319 N  106.774 W    0 G           0.8  188    8  MONTANA. ML 3.0 (GS). 35 miles NNE of Sheridan, Wyoming.
19  20 01 54.5  43.755 N  105.331 W    0 G           0.6  130   15  WYOMING. ML 3.4 (GS). 40 miles SSE of Gillette.
19  20 46 03.1* 33.039 N  109.376 W    0 G           0.4  175    7  EASTERN ARIZONA. ML 2.6 (GS). 25 miles NE of Safford.
20  20 05 12.8* 43.939 N  105.173 W    0 G           0.7  244   11  WYOMING. ML 3.4 (GS). 30 miles SE of Gillette.
20  20 10 11.4? 43.86  N  104.67  W    0 G           1.1  256    8  WYOMING. ML 3.3 (GS). 25 miles W of Newcastle.
20  20 19 14.4  35.500 N  107.634 W    0 G           0.7  120   10  NEW MEXICO. ML 2.6 (GS). 25 miles NNE of Grants.
20  20 23 40.5  33.096 N  109.364 W    0 G           0.3  172    7  EASTERN ARIZONA. ML 2.6 (GS). 25 miles NE of Safford.
21  19 31 18.0  35.468 N  107.594 W    0 G           0.7  120    9  NEW MEXICO. ML 2.3 (GS). 25 miles NNE of Grants.
21  19 56 00.0  43.676 N  105.346 W    0 G           1.1  127    8  WYOMING. ML 3.0 (GS). 45 miles S of Gillette.
22  20 50 58.1  40.972 N  116.433 W    0 G           0.7   77   16  NEVADA. ML 2.3 (GS). 35 miles NE of Battle Mountain.
22  21 02 48.1  35.694 N  108.981 W    0 G           1.1  135    7  NEW MEXICO. ML 2.3 (GS). 20 miles NW of Gallup.
22  22 08 13.2* 40.286 N  107.769 W    0 G           0.4  191    7  COLORADO. ML 2.3 (GS). 20 miles SW of Craig.
24  17 26 39.2? 43.75  N  105.37  W    0 G           0.3  132    9  WYOMING. ML 2.6 (GS). 35 miles SSE of Gillette.
24  19 11 43.6* 32.962 N  109.318 W    0 G           1.0  181    7  EASTERN ARIZONA. ML 2.6 (GS). 25 miles ENE of Safford.
25  22 46 06.5* 43.615 N  105.240 W    0 G           0.4  241   10  WYOMING. ML 3.0 (GS). 50 miles SSE of Gillette.
26  16 34 19.6  36.401 N  110.375 W    0 G           0.9  102    9  EASTERN ARIZONA. ML 2.4 (GS). 25 miles SSW of Kayenta.
26  19 31 49.7* 44.044 N  104.145 W    0 G           0.8  244   11  WYOMING. ML 3.6 (GS). 15 miles NNE of Newcastle.
26  20 06 17.2* 43.538 N  105.372 W    0 G           0.8  244   14  WYOMING. ML 3.1 (GS). 45 miles E of Midwest.
26  21 22 12.0? 32.90  N  109.35  W    0 G           0.2  267    8  EASTERN ARIZONA. ML 3.0 (GS). 20 miles ENE of Safford.
27  18 02 31.4  43.969 N  105.332 W    0 G           0.4  146    8  WYOMING. ML 3.1 (GS). 25 miles SSE of Gillette.
27  18 09 55.1  32.990 N  109.326 W    0 G           0.5  179    8  EASTERN ARIZONA. ML 2.6 (GS). 25 miles ENE of Safford.
27  19 05 32.0  33.075 N  109.341 W    0 G           0.6  174    7  EASTERN ARIZONA. ML 2.5 (GS). 25 miles NE of Safford.
27  20 46 43.1* 43.661 N  105.329 W    0 G           1.0  120    7  WYOMING. ML 3.0 (GS). 45 miles SSE of Gillette.
27  21 35 19.4  46.668 N  122.949 W    0 G           0.9  183    8  WASHINGTON. MD 2.9 (GS). near Centralia.
27  21 46 31.0  43.761 N  105.299 W    0 G           1.0  131    8  WYOMING. ML 2.7 (GS). 35 miles SSE of Gillette.
28  20 01 26.7  43.350 N  105.350 W    0 G           1.0  132   11  WYOMING. ML 3.4 (GS). 40 miles N of Douglas.
29  18 01 08.7  43.705 N  105.293 W    0 G           0.7  122   17  WYOMING. ML 3.2 (GS). 40 miles SSE of Gillette.
30  18 01 38.9  43.739 N  105.356 W    0 G           0.6  125   12  WYOMING. ML 3.3 (GS). 40 miles S of Gillette.
30  22 16 25.4  40.282 N  107.810 W    0 G           0.6   72   16  COLORADO. ML 3.1 (GS). 20 miles SW of Craig.


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.

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