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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