Bulletin: September 2002

U.S. DEPARTMENT OF THE INTERIOR                                                                         NO.  9-02-EXP
GEOLOGICAL SURVEY                                                                                        OCT 11, 2002
 
                                      ROUTINE MINING SEISMICITY IN THE UNITED STATES
 
                                                       SEPTEMBER 2002
 
 
  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  20 21 35.7  40.547 N  112.159 W    0 G           0.4   54   15  UTAH. ML 1.8 (GS). 10 miles (15 km) E of Tooele.
01  20 44 49.5  40.825 N  116.336 W    0 G           0.8   95   11  NEVADA. ML 2.0 (GS). 30 miles (50 km) W of Elko.
02  16 10 26.9  40.552 N  112.186 W    0 G           0.9   42   16  UTAH. ML 1.7 (GS). 5 miles (10 km) E of Tooele.
02  20 05 01.5  43.683 N  105.294 W    0 G           0.8  118   32  WYOMING. ML 3.3 (GS). 45 miles (70 km) SSE of Gillette.
02  20 55 23.5  40.554 N  112.203 W    0 G           0.4   69   11  UTAH. ML 1.5 (GS). 5 miles (10 km) ENE of Tooele.
03  14 49 38.7  41.721 N  110.694 W    0 G           0.4  137   12  WYOMING. ML 1.5 (GS). 35 miles (55 km) NNE of Evanston.
03  16 10 01.1  40.538 N  112.178 W    0 G           0.4   55   16  UTAH. ML 1.7 (GS). 5 miles (10 km) E of Tooele.
03  19 28 14.3  41.118 N  112.865 W    0 G           0.6   76   14  UTAH. ML 1.9 (GS). 50 miles (75 km) W of Ogden.
03  21 11 15.6  33.036 N  109.395 W    0 G           0.3  175    8  ARIZONA. ML 2.0 (GS). 5 miles (10 km) W of Clifton.
03  21 14 36.3  41.111 N  112.863 W    0 G           0.4  106   10  UTAH. ML 1.7 (GS). 50 miles (75 km) W of Ogden.
04  17 39 00.9  41.755 N  110.699 W    0 G           1.1  137   20  WYOMING. ML 2.2 (GS). 35 miles (60 km) NNE of Evanston.
04  19 23 43.3  41.132 N  112.884 W    0 G           0.7   77   11  UTAH. ML 1.8 (GS). 15 miles (75 km) W of Ogden.
04  20 17 43.7  44.058 N  105.408 W    0 G           0.4  143   19  WYOMING. ML 3.7 (GS). 15 miles (25 km) SSE of Gillette.
04  20 18 18.7  35.430 N  107.578 W    0 G           1.0   82   10  NEW MEXICO. ML 2.4 (GS). 25 miles (40 km) NE of Grants.
04  20 39 10.9  40.538 N  112.190 W    0 G           0.4   54   13  UTAH. ML 1.8 (GS). 5 miles (10 km) E of Tooele.
05  16 27 51.5  40.534 N  112.192 W    0 G           0.7   55   15  UTAH. ML 1.7 (GS). 5 miles (10 km) E of Tooele.
05  18 01 25.3  43.896 N  105.303 W    0 G           1.1  137   18  WYOMING. ML 3.3 (GS). 30 miles (45 km) SSE of Gillette.
05  19 43 05.7  40.534 N  112.214 W    0 G           0.8   64   16  UTAH. ML 1.9 (GS). Near Tooele.
05  20 17 55.1* 32.925 N  109.445 W    0 G           0.5  180    5  ARIZONA. ML 2.1 (GS). 10 miles (20 km) SW of Clifton.
05  22 21 36.2  40.906 N  117.194 W    0 G           1.2  102    8  NEVADA. ML 2.4 (GS). 25 miles (40 km) NW of Battle
                                                                     Mountain.
07  18 02 52.7  43.462 N  105.289 W    0 G           0.5  152   11  WYOMING. ML 2.7 (GS). 50 miles (80 km) N of Douglas.
07  18 42 35.4* 43.503 N  105.190 W    0 G           0.7  216    5  WYOMING. ML 2.4 (GS). 50 miles (80 km) NNE of Douglas.
07  19 08 22.2  43.741 N  105.341 W    0 G           0.4  131   19  WYOMING. ML 3.1 (GS). 40 miles (60 km) SSE of Gillette.
07  21 51 33.8  46.775 N  122.742 W    0 G           0.4  127   13  WASHINGTON. ML 2.6 (GS). 10 miles (15 km) ENE of
                                                                     Centralia.
08  16 09 38.6  40.524 N  112.177 W    0 G           0.4   64   13  UTAH. ML 1.6 (GS). 5 miles (10 km) E of Tooele.
08  16 20 38.3  43.922 N  105.304 W    0 G           0.6  179    7  WYOMING. ML 2.2 (GS). 25 miles (45 km) SSE of Gillette.
08  18 00 19.3  43.714 N  105.321 W    0 G           0.9  120   22  WYOMING. ML 2.9 (GS). 40 miles (65 km) SSE of Gillette.
09  17 35 04.0  40.531 N  112.180 W    0 G           0.4   55   13  UTAH. ML 1.6 (GS). 5 miles (10 km) E of Tooele.
09  18 00 57.3  43.496 N  105.120 W    0 G           0.7  131   15  WYOMING. ML 2.9 (GS). 50 miles (85 km) WSW of Newcastle.
09  18 34 27.2  41.119 N  112.874 W    0 G           0.4   76   14  UTAH. ML 1.8 (GS). 45 miles (75 km) W of Ogden.
10  17 14 33.2  37.062 N  108.183 W    0 G           1.3  127    8  COLORADO. ML 2.3 (GS). 20 miles (35 km) SW of Durango.
10  18 13 54.1* 41.145 N  112.868 W    0 *           0.3   84    6  UTAH. ML 1.8 (GS). 45 miles (75 km) W of Ogden.
10  21 07 22.7  46.756 N  122.779 W    0 G           0.7  158   10  WASHINGTON. ML 2.1 (GS). 10 miles (15 km) ENE of
                                                                     Centralia.
11  18 11 40.4  43.788 N  105.324 W    0 G           0.6  125   16  WYOMING. ML 3.0 (GS). 35 miles (60 km) SSE of Gillette.
11  19 35 18.4  43.552 N  105.218 W    0 G           0.7  144   11  WYOMING. ML 2.7 (GS). 55 miles (85 km) SSE of Gillette.
11  21 31 23.5  46.753 N  122.749 W    0 G           0.5   61   15  WASHINGTON. ML 2.6 (GS). 10 miles (15 km) E of
                                                                     Centralia.
11  22 15 48.8  40.270 N  107.781 W    0 G           0.8  172   13  COLORADO. ML 2.4 (GS). 20 miles (30 km) NNE of Meeker.
11  23 08 34.6  42.795 N  111.330 W    0 G           0.9   80   12  SOUTHERN IDAHO. ML 1.4 (GS). 20 miles (35 km) WNW of
                                                                     Afton.
12  00 11 28.6* 32.699 N  109.222 W    0 G           1.3  198    5  ARIZONA. ML 2.4 (GS). 25 miles (40 km) S of Clifton.
12  16 38 53.8  40.542 N  112.201 W    0 G           0.6   67   11  UTAH. ML 1.3 (GS). Near Tooele.
12  16 44 30.4  41.716 N  110.729 W    0 G           0.9  136   19  WYOMING. ML 1.9 (GS). 35 miles (55 km) NNE of Evanston.
12  17 10 11.6  46.765 N  122.774 W    0 G           0.5  130    9  WASHINGTON. 10 miles (15 km) ENE of Centralia.
12  21 24 23.2* 33.009 N  109.378 W    0 G           0.6  177    6  ARIZONA. ML 1.9 (GS). 5 miles (10 km) WSW of Clifton.
12  21 59 08.7  40.696 N  109.484 W    0 G           0.6  170   11  UTAH. 15 miles (25 km) N of Vernal.
12  22 23 16.6  41.855 N  108.986 W    0 G           0.4  192   15  WYOMING. 20 miles (35 km) NNE of Rock Springs.
13  00 15 02.5  39.604 N  111.241 W    0 G           0.5  115   13  UTAH. ML 1.6 (GS). 25 miles (40 km) W of Price.
13  16 13 52.8  40.528 N  112.160 W    0 G           0.7   74   10  UTAH. ML 1.5 (GS). 5 miles (10 km) E of Tooele.
13  18 50 01.9  41.783 N  110.799 W    0 G           0.6  143   15  WYOMING. ML 1.9 (GS). 35 miles (60 km) NNE of Evanston.
13  19 15 43.0  40.538 N  112.181 W    0 G           0.4   72    9  UTAH. ML 1.1 (GS). 5 miles (10 km) E of Tooele.
13  20 07 38.9  44.090 N  105.282 W    0 G           0.5  242   15  WYOMING. ML 3.0 (GS). 20 miles (30 km) SE of Gillette.
13  20 58 35.5* 46.763 N  122.810 W    0 G           0.7   94    5  WASHINGTON. 10 miles (10 km) ENE of Centralia.
14  18 02 12.8  43.625 N  105.266 W    0 G           0.5  167   17  WYOMING. ML 3.2 (GS). 45 miles (75 km) SSE of Gillette.
14  18 07 41.5  40.528 N  112.161 W    0 G           0.4  120    7  UTAH. ML 1.4 (GS). 5 miles (10 km) E of Tooele.
14  20 54 49.0  40.947 N  116.359 W    0 G           0.2  156    6  NEVADA. ML 2.0 (GS). 30 miles (50 km) WNW of Elko.
15  18 46 27.9  40.529 N  112.169 W    0 G           0.5   65   11  UTAH. ML 1.3 (GS). 5 miles (10 km) E of Tooele.
15  19 20 48.3  40.529 N  112.168 W    0 G           0.6   65   10  UTAH. ML 1.3 (GS). 5 miles (10 km) E of Tooele.
16  21 14 25.1  46.715 N  122.751 W    0 G           0.3   90    6  WASHINGTON. 10 miles (15 km) E of Centralia.
16  22 06 57.7  40.330 N  107.861 W    0 G           0.7  108   19  COLORADO. ML 2.6 (GS). 20 miles (30 km) N of Meeker.
17  16 28 15.1  40.549 N  112.156 W    0 G           0.6   54   15  UTAH. ML 1.6 (GS). 5 miles (10 km) E of Tooele.
17  18 49 14.8  41.718 N  110.672 W    0 G           0.7  191    9  WYOMING. ML 1.7 (GS). 35 miles (55 km) NNE of Evanston.
17  19 53 02.5  40.528 N  112.194 W    0 G           0.6   96   12  UTAH. ML 2.1 (GS). 5 miles (10 km) E of Tooele.
18  16 03 49.9  40.522 N  112.174 W    0 G           0.2  102    8  UTAH. ML 1.0 (GS). 5 miles (10 km) E of Tooele.
18  17 04 08.0  41.736 N  110.708 W    0 G           0.8  146   16  WYOMING. ML 2.0 (GS). 35 miles (55 km) NNE of Evanston.
18  20 32 43.2  40.520 N  112.192 W    0 G           0.5   72    9  UTAH. ML 1.4 (GS). 5 miles (10 km) E of Tooele.
18  20 56 47.7  43.692 N  105.272 W    0 G           0.8  118   19  WYOMING. ML 3.2 (GS). 45 miles (70 km) SSE of Gillette.
18  20 59 52.0* 33.036 N  109.228 W    0 G           0.1  179    5  ARIZONA. ML 1.8 (GS). Near Clifton.
18  21 06 01.5  40.973 N  116.333 W    0 G           1.3   99   12  NEVADA. ML 2.4 (GS). 30 miles (50 km) WNW of Elko.
18  21 18 14.4  45.056 N  106.886 W    0 G           0.9  175   26  EASTERN MONTANA. ML 3.2 (GS). 20 miles (30 km) N of
                                                                     Sheridan.
18  21 38 57.2  46.749 N  122.782 W    0 G           1.4  129    9  WASHINGTON. ML 2.3 (GS). 10 miles (15 km) ENE of
                                                                     Centralia.
18  22 11 11.0* 32.523 N  109.047 W    0 G           1.0  211    6  NEW MEXICO. ML 1.8 (GS). 25 miles (35 km) WNW of
                                                                     Lordsburg.
19  18 09 25.2  43.673 N  105.276 W    0 G           0.8  118   22  WYOMING. ML 3.4 (GS). 45 miles (70 km) SSE of Gillette.
19  19 10 15.3  43.503 N  105.186 W    0 G           1.2  129   13  WYOMING. ML 2.5 (GS). 50 miles (85 km) N of Douglas.
19  19 18 12.0  40.536 N  112.167 W    0 G           0.3   62   10  UTAH. ML 1.3 (GS). 5 miles (10 km) ENE of Tooele.
20  17 19 49.0  41.845 N  108.593 W    0 G           0.6  165   16  WYOMING. ML 2.5 (GS). 35 miles (60 km) ENE of Rock
                                                                     Springs.
20  17 42 36.1  36.431 N  110.281 W    0 G           0.6   58   16  ARIZONA. ML 3.2 (GS). 20 miles (35 km) S of Kayenta.
20  21 24 04.9  46.707 N  122.763 W    0 G           0.6  112   14  WASHINGTON. ML 2.5 (GS). 10 miles (15 km) E of
                                                                     Centralia.
21  17 38 50.7  41.802 N  108.670 W    0 G           0.7  143   13  WYOMING. ML 2.2 (GS). 30 miles (50 km) ENE of Rock
                                                                     Springs.
21  18 07 49.0  40.544 N  112.168 W    0 G           0.7   79   13  UTAH. ML 1.5 (GS). 5 miles (10 km) E of Tooele.
22  18 02 42.1  43.665 N  105.260 W    0 G           0.9  116   27  WYOMING. ML 3.4 (GS). 45 miles (70 km) SSE of Gillette.
22  19 22 01.9  40.542 N  112.183 W    0 G           0.6   62   13  UTAH. ML 1.6 (GS). 5 miles (10 km) E of Tooele.
23  20 05 14.8  40.531 N  112.168 W    0 G           0.6   73   11  UTAH. ML 1.5 (GS). 5 miles (10 km) E of Tooele.
23  22 06 46.5  46.718 N  122.763 W    0 G           0.4   62   12  WASHINGTON. ML 1.8 (GS). 10 miles (15 km) E of
                                                                     Centralia.
24  19 49 50.6  40.569 N  112.270 W    0 G           1.4   50   14  UTAH. ML 1.7 (GS). Near Tooele.
24  20 13 31.7  41.139 N  112.866 W    0 G           0.2  115    5  UTAH. ML 1.1 (GS). 50 miles (75 km) W of Ogden.
24  20 23 29.1  44.199 N  105.354 W    0 G           0.7  164   10  WYOMING. ML 3.1 (GS). 10 miles (15 km) SE of Gillette.
24  21 09 51.1  40.984 N  116.358 W    0 G           0.7  100   10  NEVADA. ML 2.4 (GS). 30 miles (50 km) WNW of Elko.
24  21 30 42.1  36.468 N  108.565 W    0 G           1.0   98    9  NEW MEXICO. ML 1.8 (GS). 25 miles (40 km) SW of
                                                                     Farmington.
24  21 47 13.3  46.728 N  122.766 W    0 G           0.6   62   14  WASHINGTON. ML 2.8 (GS). 10 miles (15 km) E of
                                                                     Centralia.
25  16 00 40.1  41.832 N  110.703 W    0 G           0.8  137   15  WYOMING. ML 1.7 (GS). 40 miles (65 km) NNE of Evanston.
25  20 11 31.6  40.525 N  112.258 W    0 G           1.0  110    5  UTAH. ML 1.2 (GS). Near Tooele.
25  20 15 35.5  41.745 N  108.667 W    0 G           0.9  161   14  WYOMING. ML 2.5 (GS). 30 miles (50 km) ENE of Rock
                                                                     Springs.
25  21 49 49.8  46.761 N  122.797 W    0 G           0.6   65   12  WASHINGTON. ML 2.1 (GS). 10 miles (15 km) ENE of
                                                                     Centralia.
26  17 04 30.5  41.770 N  110.773 W    0 G           0.7  135   11  WYOMING. ML 1.7 (GS). 35 miles (60 km) NNE of Evanston.
26  18 06 17.0  40.289 N  107.769 W    0 G           0.4  134    9  COLORADO. ML 1.7 (GS). 20 miles (30 km) NNE of Meeker.
26  19 08 23.1  40.529 N  112.160 W    0 G           0.3   64   11  UTAH. ML 1.4 (GS). 5 miles (10 km) E of Tooele.
26  21 32 46.1  46.726 N  122.736 W    0 G           0.8  107   10  WASHINGTON. ML 2.3 (GS). 10 miles (15 km) E of
                                                                     Centralia.
26  23 57 47.8  41.870 N  108.985 W    0 G           0.9  107   14  WYOMING. ML 2.1 (GS). 25 miles (35 km) NNE of Rock
                                                                     Springs.
27  17 14 13.1  40.549 N  112.178 W    0 G           0.4  105    8  UTAH. ML 1.2 (GS). 5 miles (10 km) E of Tooele.
27  19 47 10.7  41.781 N  110.733 W    0 G           0.6  196   11  WYOMING. ML 1.5 (GS). 35 miles (60 km) NNE of Evanston.
27  21 22 59.1  46.720 N  122.760 W    0 G           0.5   62   11  WASHINGTON. ML 2.2 (GS). 10 miles (15 km) E of
                                                                     Centralia.
28  15 58 52.1  40.541 N  112.181 W    0 G           0.6   55   14  UTAH. ML 1.6 (GS). 5 miles (10 km) E of Tooele.
28  20 06 51.5* 43.934 N  105.303 W    0 G           1.0  170    4  WYOMING. ML 1.9 (GS). 25 miles (45 km) SSE of Gillette.
28  20 22 15.6  40.529 N  112.184 W    0 G           0.5   55   14  UTAH. ML 1.5 (GS). 5 miles (10 km) E of Tooele.
28  20 56 00.7  40.950 N  116.370 W    0 G           0.8  156    7  NEVADA. ML 2.0 (GS). 30 miles (55 km) WNW of Elko.
28  21 33 55.3  46.732 N  122.720 W    0 G           0.7  129    9  WASHINGTON. ML 2.0 (GS). 10 miles (20 km) E of
                                                                     Centralia.
28  22 10 38.5  40.254 N  107.848 W    0 G           1.4  147   13  COLORADO. ML 2.6 (GS). 15 miles (25 km) NNE of Meeker.
29  22 08 07.0  40.385 N  107.823 W    0 G           0.7  109    9  COLORADO. ML 2.6 (GS). 15 miles (25 km) SW of Craig.
30  17 11 57.1  41.781 N  108.748 W    0 G           1.2   85   14  WYOMING. ML 2.3 (GS). 25 miles (45 km) ENE of Rock
                                                                     Springs.
30  19 00 09.0  40.546 N  112.241 W    0 G           0.6  110    9  UTAH. ML 1.6 (GS). Near Tooele.
30  23 50 06.8  40.553 N  112.189 W    0 G           0.7   64   12  UTAH. ML 1.8 (GS). 5 miles (10 km) E of Tooele.

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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