Bulletin: July 1997

 
U.S. DEPARTMENT OF THE INTERIOR                                                                         NO.  7-97-EXP
GEOLOGICAL SURVEY                                                                                        OCT  8, 1997
 
                                     PROBABLE MINING EXPLOSIONS IN THE UNITED STATES
 
                                                         JULY 1997
 
 
  ORIGIN TIME       GEOGRAPHIC       DEPTH MAGNITUDE  SD  NO.      REGION,  CONTRIBUTED  MAGNITUDES  AND  COMMENTS
      UTC          COORDINATES                GS          STA
DAY HR MN SEC     LAT       LONG            MB  Msz       USED
 
01  17 54 26.8  42.048 N  108.778 W    0 G           0.9   11  WYOMING. ML 2.7 (GS). Near Rock Springs.
01  18 45 48.7  41.741 N  110.647 W    0 G           1.0    8  WYOMING. ML 2.4 (GS). Near Kemmerer.
01  19 52 14.1* 36.596 N  108.514 W    0 G           0.9    6  NEW MEXICO. ML 1.6 (GS). Near Farmington.
01  19 58 44.8  37.843 N   81.272 W    0 G           0.5    7  WEST VIRGINIA. mbLg 2.7 (GS). Near Beckley.
01  22 07 04.0? 40.32  N  107.82  W    0 G           0.9    7  COLORADO. ML 2.3 (GS). Near Craig.
01  23 49 51.3? 37.60  N   81.17  W    0 G           0.7    5  WEST VIRGINIA. mbLg 2.7 (GS). Near Beckley.
02  22 05 44.7  40.216 N  107.798 W    0 G           0.6   12  COLORADO. ML 2.2 (GS). Near Craig.
03  01 56 25.9* 39.002 N  111.388 W    0 G           0.9    5  UTAH. ML 0.8 (GS).
03  16 41 47.8  43.245 N  105.762 W    0 G           1.0    8  WYOMING. ML 2.5 (GS). NE of Casper.
03  18 54 10.1  40.737 N  112.681 W    0 G           0.6    9  UTAH. ML 2.3 (GS). Near Grantsville.
03  20 01 46.0* 46.775 N  122.798 W    0 G           0.5    5  WASHINGTON. Near Centralia.
03  21 08 03.2  41.798 N  109.029 W    0 G           1.1    8  WYOMING. ML 2.4 (GS). Near Rock Springs.
03  21 21 34.3  44.004 N  105.267 W    0 G           0.7    9  WYOMING. ML 3.0 (GS). South Powder River Basin.
04  00 17 41.2* 41.729 N  108.934 W    0 G           1.0    8  WYOMING. ML 2.6 (GS). Near Rock Springs.
04  22 07 56.3  40.160 N  107.706 W    0 G           1.0    9  COLORADO. ML 1.7 (GS). Near Craig.
04  22 28 54.6* 39.264 N  110.255 W    0 G           0.4    7  UTAH. ML 1.4 (GS). 
05  20 26 42.2* 40.604 N  112.344 W    0 G           1.2    6  UTAH. ML 2.2 (GS). Near Copperton.
06  09 31 29.4  39.747 N  111.036 W    0 G           0.6    8  UTAH. ML 1.4 (GS). Near Price.
06  19 59 51.2? 35.28  N  109.37  W    0 G           0.3    6  EASTERN ARIZONA. ML 1.7 (GS). Near Chambers.
07  11 16 11.5& 38.070 N   80.744 W    0                    4  WEST VIRGINIA. mbLg 1.8 (GS). Near Beckley.
07  15 04 42.0  40.663 N  112.134 W    0 G           1.0    6  UTAH. ML 1.2 (GS). Near Copperton.
07  15 17 46.8* 41.967 N  108.773 W    0 G           1.3    8  WYOMING. ML 1.4 (GS). Near Rock Springs.
07  17 10 41.2  41.723 N  110.580 W    0 G           1.2   10  WYOMING. ML 1.5 (GS). Near Kemmerer.
07  17 56 27.9  40.501 N  112.219 W    0 G           1.6    7  UTAH. ML 1.7 (GS). Near Copperton.
07  20 28 10.6  40.527 N  112.195 W    0 G           1.5    6  UTAH. ML 1.5 (GS). Near Copperton.
07  22 01 00.3  40.215 N  107.795 W    0 G           0.7   12  COLORADO. ML 2.5 (GS). Near Craig.
08  12 53 44.9* 39.601 N  110.913 W    0 G           1.3    7  UTAH. Near Price.
08  18 33 16.8* 40.579 N  112.163 W    0 G           0.4    5  UTAH. ML 1.4 (GS). Near Copperton.
08  19 00 26.5  41.788 N  110.642 W    0 G           1.0   12  WYOMING. ML 1.6 (GS). Near Kemmerer.
08  20 17 06.3? 32.97  N  108.14  W    0 G           1.0    5  NEW MEXICO. ML 2.2 (GS). Near Silver City.
08  20 26 25.2  40.520 N  112.187 W    0 G           0.3    7  UTAH. ML 1.7 (GS). Near Copperton.
08  21 52 24.5? 46.75  N  122.77  W    0 G           0.5    4  WASHINGTON. Near Centralia.
10  15 49 32.2* 36.587 N  108.525 W    0 G           0.6    8  NEW MEXICO. ML 1.7 (GS). Near Farmington.
10  15 54 55.5  40.542 N  112.204 W    0 G           0.3    6  UTAH. ML 1.8 (GS). Near Copperton.
10  18 26 59.3  40.554 N  112.141 W    0 G           0.4    6  UTAH. ML 1.5 (GS). Near Copperton.
10  19 43 54.2? 36.42  N  108.38  W    0 G           0.8    5  NEW MEXICO. ML 1.4 (GS).
10  20 47 58.3  40.597 N  112.367 W    0 G           1.0    6  UTAH. ML 1.6 (GS). Near Copperton.
10  22 39 57.9  39.763 N  111.546 W    0 G           0.9   10  UTAH. ML 1.8 (GS). 
11  15 34 25.6  40.587 N  112.173 W    0 G           1.0    6  UTAH. ML 1.3 (GS). Near Copperton.
11  16 50 59.1  40.598 N  112.196 W    0 G           0.1    6  UTAH. ML 1.7 (GS). Near Copperton.
11  18 47 10.2  40.522 N  112.198 W    0 G           0.3    7  UTAH. ML 1.7 (GS). Near Copperton.
11  20 31 08.7  40.704 N  112.255 W    0 G           0.7    8  UTAH. ML 1.9 (GS). Near Copperton.
11  20 37 55.0* 36.924 N  110.268 W    0 G           1.0    8  EASTERN ARIZONA. ML 2.2 (GS). Black Mesa.
12  15 04 09.5  40.550 N  112.170 W    0 G           0.6   12  UTAH. ML 1.9 (GS). Near Copperton.
12  17 31 41.2  41.850 N  108.782 W    0 G           0.9    9  WYOMING. ML 2.1 (GS). Near Rock Springs.
12  18 28 58.4* 40.594 N  112.171 W    0 G           1.1    5  UTAH. ML 1.5 (GS). Near Copperton.
12  18 58 06.2* 35.742 N  108.271 W    0 G           0.5    7  NEW MEXICO. ML 1.3 (GS). 30 miles ENE of Gallup.
12  20 58 47.5  40.591 N  112.203 W    0 G           0.7    6  UTAH. ML 1.6 (GS). Near Copperton.
12  22 24 23.1  40.323 N  107.794 W    0 G           0.8   18  COLORADO. ML 2.9 (GS). Near Craig.
13  14 55 11.5  40.546 N  112.175 W    0 G           0.5    9  UTAH. ML 1.7 (GS). Near Copperton.
13  17 28 24.8  40.561 N  112.168 W    0 G           0.3    8  UTAH. ML 1.9 (GS). Near Copperton.
13  19 53 45.4* 40.592 N  112.190 W    0 G           0.9    5  UTAH. ML 1.3 (GS). Near Copperton.
13  22 06 06.8  40.289 N  107.783 W    0 G           0.6   19  COLORADO. ML 2.4 (GS). Near Craig.
14  19 56 01.9  36.811 N  110.450 W    0 G           0.9   11  EASTERN ARIZONA. ML 2.5 (GS). Black Mesa.
14  20 20 03.7  40.541 N  112.164 W    0 G           0.4    6  UTAH. ML 1.4 (GS). Near Copperton.
14  23 32 38.4  36.552 N  110.372 W    0 G           0.8   13  EASTERN ARIZONA. ML 2.4 (GS). Black Mesa.
15  14 13 59.6  41.726 N  110.669 W    0 G           0.9   10  WYOMING. ML 2.2 (GS). Near Kemmerer.
15  17 28 25.7? 32.19  N  108.51  W    0 G           0.3    7  NEW MEXICO. ML 2.3 (GS). Near Silver City.
15  20 26 25.5  39.692 N  111.276 W    0 G           0.9    8  UTAH. ML 1.2 (GS). Near Price.
15  21 06 29.0  40.471 N  107.506 W    0 G           0.7   11  COLORADO. ML 1.7 (GS). Near Craig.
15  21 24 27.4  40.475 N  106.921 W    0 G           0.4   20  COLORADO. ML 2.5 (GS). Near Steamboat Springs.
16  15 52 29.6  40.601 N  112.146 W    0 G           0.7    9  UTAH. ML 1.6 (GS). Near Copperton.
16  17 48 59.3  40.563 N  112.158 W    0 G           0.6    7  UTAH. ML 1.6 (GS). Near Copperton.
16  20 07 49.4* 40.581 N  112.169 W    0 G           0.7    5  UTAH. ML 1.6 (GS). Near Copperton.
16  20 32 28.3  36.606 N  108.489 W    0 G           0.8   10  NEW MEXICO. ML 2.1 (GS). Near Farmington.
16  20 43 22.8* 40.626 N  112.163 W    0 G           0.3    5  UTAH. ML 1.7 (GS). Near Copperton.
16  21 09 24.8  40.775 N  109.614 W    0 G           0.4   13  UTAH. ML 2.2 (GS). Near Vernal.
17  15 13 30.1  40.543 N  112.201 W    0 G           0.6    8  UTAH. ML 1.9 (GS). Near Copperton.
17  16 49 03.9? 36.82  N  110.17  W    0 G           1.0    8  EASTERN ARIZONA. Black Mesa.
17  17 24 40.2? 40.58  N  112.15  W    0 G           0.4    4  UTAH. ML 1.2 (GS). Near Copperton.
17  18 32 43.3* 42.018 N  106.684 W    0 G           1.4    7  WYOMING. ML 1.9 (GS). Hanna Basin.
17  18 47 14.1  41.825 N  110.646 W    0 G           1.0    8  WYOMING. ML 1.5 (GS). Near Kemmerer.
17  18 56 23.7  41.887 N  108.939 W    0 G           0.9   13  WYOMING. ML 2.1 (GS). Near Rock Springs.
17  20 15 52.1  40.547 N  112.200 W    0 G           0.4    9  UTAH. ML 2.0 (GS). Near Copperton.
17  22 02 02.6  40.300 N  107.831 W    0 G           0.9   18  COLORADO. ML 2.6 (GS). Near Craig.
17  22 29 08.0  40.479 N  106.867 W    0 G           0.6   16  COLORADO. ML 2.3 (GS). Near Steamboat Springs.
18  09 43 23.8  39.698 N  111.335 W    0 G           1.3    7  UTAH. ML 0.9 (GS). Near Price.
18  15 33 01.7  40.598 N  112.181 W    0 G           1.0    9  UTAH. ML 1.7 (GS). Near Copperton.
18  20 21 09.8? 40.75  N  112.20  W    0 G           1.0    6  UTAH. ML 1.4 (GS). Near Copperton.
18  22 06 45.8  40.297 N  107.796 W    0 G           0.7   17  COLORADO. ML 2.5 (GS). Near Craig.
18  23 18 12.8* 36.599 N  110.154 W    0 G           0.9    9  EASTERN ARIZONA. ML 2.1 (GS). Black Mesa.
19  17 33 46.3? 40.58  N  112.22  W    0 G           0.9    4  UTAH. ML 1.4 (GS). Near Copperton.
19  19 54 13.1* 40.601 N  112.185 W    0 G           0.6    5  UTAH. ML 1.3 (GS). Near Copperton.
20  15 49 44.0  40.547 N  112.182 W    0 G           0.8    8  UTAH. ML 1.4 (GS). Near Copperton.
20  19 51 14.5* 40.589 N  112.175 W    0 G           1.0    5  UTAH. ML 1.5 (GS). Near Copperton.
21  13 10 36.7  40.461 N  106.944 W    0 G           0.7   18  COLORADO. ML 2.4 (GS). Near Steamboat Springs.
21  15 55 45.9  40.513 N  112.201 W    0 G           0.6    7  UTAH. ML 1.9 (GS). Near Copperton.
21  16 07 44.6  41.910 N  108.704 W    0 G           1.5   12  WYOMING. ML 2.5 (GS). Near Rock Springs.
21  18 00 19.3  40.580 N  112.167 W    0 G           0.8    6  UTAH. ML 1.5 (GS). Near Copperton.
21  18 53 55.1* 35.792 N  108.216 W    0 G           1.3    9  NEW MEXICO. ML 1.2 (GS).
21  19 05 08.8* 39.661 N  110.788 W    0 G           1.5    6  UTAH. Near Price.
21  19 39 10.4  40.547 N  112.196 W    0 G           0.5    6  UTAH. ML 1.7 (GS). Near Copperton.
21  20 23 49.0? 37.45  N   81.54  W    0 G           0.4    4  WEST VIRGINIA. mbLg 2.6 (GS). Near Beckley.
21  21 55 43.5? 37.94  N   81.26  W    0 G           1.1    5  WEST VIRGINIA. mbLg 2.8 (GS). Near Beckley.
21  22 03 00.5  40.295 N  107.798 W    0 G           0.9   17  COLORADO. ML 2.4 (GS). Near Craig.
22  15 44 24.7  41.830 N  110.612 W    0 G           1.3    9  WYOMING. ML 1.3 (GS). Near Kemmerer.
22  17 10 35.6? 40.54  N  112.18  W    0 G           0.3    4  UTAH. ML 1.5 (GS). Near Copperton.
22  17 10 38.0  40.428 N  112.243 W    0 G           1.2    7  UTAH. ML 1.3 (GS). Near Copperton.
22  17 43 08.2  37.128 N  108.059 W    0 G           0.9    9  COLORADO. ML 1.7 (GS). Near Farmington, New Mexico.
22  20 53 52.7* 40.549 N  106.990 W    0 G           0.6    6  COLORADO. ML 1.7 (GS). Near Steamboat Springs.
22  21 06 10.3  40.514 N  112.219 W    0 G           1.1    8  UTAH. ML 1.2 (GS). Near Copperton.
22  23 54 13.7* 41.929 N  109.041 W    0 G           1.4    8  WYOMING. ML 1.8 (GS). Near Rock Springs.
23  18 38 23.1? 39.32  N  110.44  W    0 G           1.0    5  UTAH. ML 2.6 (GS).
23  18 50 01.6  41.741 N  110.737 W    0 G           0.6   11  WYOMING. ML 2.3 (GS). Near Kemmerer.
23  19 22 26.6  40.509 N  107.592 W    0 G           1.2   10  COLORADO. ML 2.2 (GS). Near Craig.
23  20 40 36.7? 37.96  N   81.44  W    0 G           1.5    4  WEST VIRGINIA. mbLg 2.7 (GS). Near Beckley.
23  21 08 34.0? 38.06  N   80.29  W    0 G           0.8    4  WEST VIRGINIA. mbLg 2.3 (GS). Near Richwood.
23  21 32 11.0* 37.557 N   80.572 W    0 G           1.8    5  WEST VIRGINIA. mbLg 2.6 (GS).
23  23 40 42.4? 36.99  N   81.57  W    0 G           0.2    4  NORTH CAROLINA. mbLg 2.0 (GS).
24  16 58 39.2* 42.056 N  110.921 W    0 G           1.6    9  WYOMING. ML 1.6 (GS). Near Kemmerer.
24  18 03 57.5* 40.732 N  112.682 W    0 G           1.0   10  UTAH. ML 2.1 (GS). Near Grantsville.
25  20 17 06.0? 40.47  N  112.41  W    0 G           0.5    4  UTAH. ML 1.6 (GS). Near Copperton.
25  20 17 12.1* 37.976 N   81.178 W    0 G           1.3    7  WEST VIRGINIA. mbLg 2.7 (GS).  Near Beckley
25  21 44 03.7  41.731 N  108.579 W    0 G           0.5   13  WYOMING. ML 3.1 (GS). Near Rock Springs.
25  21 46 57.0* 40.874 N  107.723 W    0 G           0.8    8  COLORADO. ML 2.4 (GS). Near Baggs, Wyoming.
26  15 47 28.3  37.912 N   81.436 W    0 G           0.4    7  WEST VIRGINIA. mbLg 2.6 (GS). Near Beckley.
26  19 52 40.8  40.646 N  112.425 W    0 G           0.5    8  UTAH. ML 2.0 (GS). Near Copperton.
26  19 53 26.4* 38.001 N   81.239 W    0 G           0.6    7  WEST VIRGINIA. mbLg 2.9 (GS). Near Beckley.
26  20 26 33.8  41.901 N  108.952 W    0 G           0.7    8  WYOMING. ML 1.9 (GS). Near Rock Springs.
27  15 23 49.7* 39.576 N  111.447 W    0 G           1.0    7  UTAH. ML 1.6 (GS).
27  18 57 57.8  41.741 N  108.817 W    0 G           0.9    9  WYOMING. ML 2.1 (GS). Near Rock Springs.
28  19 48 35.2  40.009 N  106.788 W    0 G           1.0   10  COLORADO. ML 2.0 (GS). Near Steamboat Springs.
29  03 08 51.2? 39.58  N  110.01  W    0 G           0.4    7  UTAH. ML 1.9 (GS). 
29  19 52 10.7* 37.854 N   81.241 W    0 G           0.5    6  WEST VIRGINIA. mbLg 2.6 (GS). Near Beckley.
29  19 58 30.2  41.861 N  108.612 W    0 G           0.6   10  WYOMING. ML 2.6 (GS). Near Rock Springs.
31  03 17 59.9  40.455 N  106.931 W    0 G           0.7   14  COLORADO. ML 2.4 (GS). Near Steamboat Springs.
31  15 30 34.4* 40.752 N  112.678 W    0 G           1.1    8  UTAH. ML 1.7 (GS). Near Grantsville.
31  21 04 15.8  38.037 N   81.078 W    0 G           0.6    8  WEST VIRGINIA. mbLg 2.7 (GS). Near Beckley.

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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