Bulletin: May 2001

 
 
 
 
U.S. DEPARTMENT OF THE INTERIOR                                                                         NO.  5-01-EXP
GEOLOGICAL SURVEY                                                                                        JUN 25, 2001
 
                                      ROUTINE MINING SEISMICITY IN THE UNITED STATES
 
                                                          MAY 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  21 59 59.4  46.763 N  122.684 W    0 G           0.8  168   10  WASHINGTON. MD 3.3 (GS). 15 miles ENE of Centralia.
02  20 12 24.5  44.246 N  105.412 W    0 G           0.5  155    7  WYOMING. ML 2.8 (GS). 5 miles SE of Gillette.
02  20 58 44.9* 44.080 N  105.444 W    0 G           1.1  153   10  WYOMING. ML 2.8 (GS). 15 miles S of Gillette.
02  22 11 49.5  46.734 N  122.757 W    0 G           0.8   85   10  WASHINGTON. MD 3.3 (GS). 10 miles E of Centralia.
02  22 16 45.5* 32.992 N  109.313 W    0 G           0.2  179    5  EASTERN ARIZONA. ML 2.7 (GS). 25 miles ENE of Safford.
02  23 01 44.1  43.713 N  105.463 W    0 G           0.7  122    7  WYOMING. ML 3.1 (GS). 40 miles S of Gillette.
03  00 03 58.1* 33.063 N  109.379 W    0 G           0.7  174    6  EASTERN ARIZONA. ML 2.8 (GS). 25 miles NE of Safford.
03  21 20 04.8* 33.099 N  109.331 W    0 G           0.3  173    5  EASTERN ARIZONA. ML 2.5 (GS). 30 miles NE of Safford.
04  18 02 50.0  40.298 N  107.826 W    0 G           0.9   71   20  COLORADO. ML 2.9 (GS). 20 miles SW of Craig.
04  22 03 49.9  46.713 N  122.818 W    0 G           0.6  205    9  WASHINGTON. MD 3.5 (GS). 5 miles E of Centralia.
04  23 20 05.9* 32.991 N  109.314 W    0 G           0.4  179    5  EASTERN ARIZONA. ML 2.5 (GS). 25 miles ENE of Safford.
05  18 59 40.8  43.805 N  105.379 W    0 G           0.6  135   10  WYOMING. ML 3.2 (GS). 35 miles S of Gillette.
07  21 40 14.2  46.733 N  122.765 W    0 G           0.8  126    6  WASHINGTON. MD 3.2 (GS). 10 miles E of Centralia.
08  22 57 14.1  46.735 N  122.765 W    0 G           0.5  126   11  WASHINGTON. MD 3.3 (GS). 10 miles E of Centralia.
09  20 07 47.3  43.865 N  105.331 W    0 G           0.7  130    8  WYOMING. ML 3.1 (GS). 30 miles SSE of Gillette.
09  20 24 13.2* 33.048 N  109.355 W    0 G           0.0  175    5  EASTERN ARIZONA. ML 2.6 (GS). 25 miles NE of Safford.
09  22 51 21.7  44.930 N  106.807 W    0 G           0.9  172   10  WYOMING. ML 2.7 (GS). 10 miles NE of Sheridan.
10  20 40 25.8  43.399 N  105.352 W    0 G           0.9  130    8  WYOMING. ML 2.9 (GS). 45 miles N of Douglas.
10  21 00 07.1  43.768 N  105.351 W    0 G           0.5  127    9  WYOMING. ML 3.1 (GS). 35 miles SSE of Gillette.
10  22 06 30.2  40.356 N  107.697 W    0 G           0.8   73   16  COLORADO. ML 2.8 (GS). 15 miles SW of Craig.
11  19 03 06.0* 43.728 N  105.279 W    0 G           0.8  238   15  WYOMING. ML 3.3 (GS). 40 miles SSE of Gillette.
11  20 45 14.7* 33.031 N  109.332 W    0 G           0.3  177    5  EASTERN ARIZONA. ML 2.5 (GS). 25 miles ENE of Safford.
12  20 01 54.9  43.708 N  105.257 W    0 G           1.0  119   20  WYOMING. ML 3.3 (GS). 40 miles SSE of Gillette.
14  18 10 05.1  43.580 N  105.238 W    0 G           0.8  126   14  WYOMING. ML 3.1 (GS). 50 miles SSE of Gillette.
14  20 39 24.7* 33.018 N  109.336 W    0 G           0.3  177    5  EASTERN ARIZONA. ML 2.6 (GS). 25 miles ENE of Safford.
14  22 07 11.8  40.267 N  107.777 W    0 G           0.7  131   16  COLORADO. ML 3.0 (GS). 20 miles SW of Craig.
14  23 48 22.4  33.064 N  109.361 W    0 G           0.3  174    7  EASTERN ARIZONA. ML 2.8 (GS). 25 miles NE of Safford.
15  19 57 29.1  43.833 N  105.486 W    0 G           0.8  138    7  WYOMING. ML 2.5 (GS). 30 miles S of Gillette.
15  20 50 27.1* 33.253 N  109.459 W    0 G           0.2  161    5  EASTERN ARIZONA. ML 2.7 (GS). 30 miles NNE of Safford.
16  19 35 41.6* 33.043 N  109.335 W    0 G           0.4  176    6  EASTERN ARIZONA. ML 2.8 (GS). 25 miles NE of Safford.
16  20 45 39.1  38.877 N  107.440 W    0 G           0.7  134    7  COLORADO. ML 3.0 (GS). 35 miles NE of Montrose.
17  16 00 32.5  41.743 N  108.645 W    0 G           0.8   85   17  WYOMING. ML 2.5 (GS). 30 miles ENE of Rock Springs.
17  20 53 27.0* 32.965 N  109.297 W    0 G           0.4  181    5  EASTERN ARIZONA. ML 2.9 (GS). 25 miles ENE of Safford.
18  18 13 31.2* 45.404 N  106.896 W    0 G           0.5  202    8  MONTANA. ML 2.7 (GS). 35 miles SSW of Colstrip.
18  18 34 56.4  33.100 N  109.388 W    0 G           0.5  136    6  EASTERN ARIZONA. ML 2.9 (GS). 25 miles NE of Safford.
18  21 46 17.5* 32.991 N  109.326 W    0 G           0.3  142    5  EASTERN ARIZONA. ML 2.6 (GS). 25 miles ENE of Safford.
18  22 05 04.2  40.279 N  107.789 W    0 G           0.4   72   11  COLORADO. ML 2.7 (GS). 20 miles SW of Craig.
20  21 55 24.9  41.818 N  108.695 W    0 G           0.7   87   12  WYOMING. ML 2.6 (GS). 30 miles ENE of Rock Springs.
21  20 24 40.8* 33.026 N  109.316 W    0 G           0.1  177    5  EASTERN ARIZONA. ML 2.6 (GS). 25 miles ENE of Safford.
22  20 02 25.6  43.783 N  105.364 W    0 G           1.0  112   10  WYOMING. ML 3.2 (GS). 35 miles S of Gillette.
22  20 34 23.2* 33.066 N  109.337 W    0 G           0.4  175    5  EASTERN ARIZONA. ML 2.7 (GS). 25 miles NE of Safford.
22  21 46 03.0  46.736 N  122.752 W    0 G           0.5   85   12  WASHINGTON. MD 3.4 (GS). 10 miles E of Centralia.
23  22 37 46.2  36.574 N  108.596 W    0 G           0.6  131    7  NEW MEXICO. ML 2.4 (GS). 25 miles WSW of Farmington.
23  22 49 17.7* 33.043 N  109.305 W    0 G           0.4  177    5  EASTERN ARIZONA. ML 2.7 (GS). 25 miles ENE of Safford.
24  18 04 40.5  40.283 N  107.804 W    0 G           0.4  139   11  COLORADO. ML 2.9 (GS). 20 miles SW of Craig.
24  20 00 45.1* 33.018 N  109.363 W    0 G           0.8  177    5  EASTERN ARIZONA. ML 2.5 (GS). 25 miles ENE of Safford.
24  22 31 22.1  46.721 N  122.752 W    0 G           0.5  126    8  WASHINGTON. MD 3.6 (GS). 10 miles E of Centralia.
24  22 44 39.4* 32.967 N  109.302 W    0 G           0.7  181    5  EASTERN ARIZONA. ML 2.8 (GS). 25 miles ENE of Safford.
25  20 06 21.7  43.871 N  105.326 W    0 G           1.1  108    9  WYOMING. ML 3.4 (GS). 30 miles SSE of Gillette.
27  19 01 40.4  43.833 N  105.366 W    0 G           0.9  128   11  WYOMING. ML 2.9 (GS). 30 miles SSE of Gillette.
28  19 23 03.5* 33.031 N  109.328 W    0 G           0.3  177    5  EASTERN ARIZONA. ML 2.8 (GS). 25 miles ENE of Safford.
28  19 56 22.0  43.570 N  105.392 W    0 G           0.6  123    7  WYOMING. ML 2.5 (GS). 45 miles ENE of Midwest.
28  21 24 16.8* 33.059 N  109.399 W    0 G           0.6  173    5  EASTERN ARIZONA. ML 2.7 (GS). 25 miles NE of Safford.
29  19 39 04.3  33.028 N  109.318 W    0 G           0.5  177    8  EASTERN ARIZONA. ML 2.7 (GS). 25 miles ENE of Safford.
29  21 57 43.7* 46.774 N  122.683 W    0 G           1.1  158    5  WASHINGTON. MD 3.1 (GS). 15 miles ENE of Centralia.
30  20 20 27.7* 33.105 N  109.378 W    0 G           0.1  171    5  EASTERN ARIZONA. ML 2.5 (GS). 25 miles NE of Safford.
31  18 19 40.9  43.542 N  105.228 W    0 G           0.5  128   11  WYOMING. ML 3.0 (GS). 55 miles SSE of Gillette.
31  21 47 31.5* 44.036 N  105.220 W    0 G           0.9  152    8  WYOMING. ML 3.0 (GS). 25 miles SE 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.

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