Bulletin: September 1998

 
U.S. DEPARTMENT OF THE INTERIOR                                                                         NO.  9-98-EXP
GEOLOGICAL SURVEY                                                                                        JAN  7, 1999
 
                                     PROBABLE MINING EXPLOSIONS IN THE UNITED STATES
 
                                                       SEPTEMBER 1998
 
 
  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  19 45 25.3  41.702 N  108.816 W    0 G           1.0   11  WYOMING. ML 2.4 (GS). 20 miles (30 km) ENE of Rock Springs,
                                                                Wyoming.
02  18 00 07.3  41.094 N  112.868 W    0 G           0.4    7  UTAH. ML 1.7 (GS). 45 miles (80 km) W of Ogden, Utah.
02  21 24 56.9* 40.367 N  107.182 W    0 G           1.3    7  COLORADO. ML 1.7 (GS). 20 miles (30 km) WSW of Steamboat
                                                                Springs, Colorado.
03  22 05 52.8  40.456 N  107.734 W    0 G           1.1    8  COLORADO. ML 2.2 (GS). 10 miles (20 km) WSW of Craig,
                                                                Colorado.
04  18 23 55.7  41.749 N  108.787 W    0 G           1.3   19  WYOMING. ML 2.8 (GS). 25 miles (40 km) ENE of Rock Springs,
                                                                Wyoming.
07  18 16 47.2  40.499 N  112.204 W    0 G           0.5   19  UTAH. ML 2.6 (GS). NEAR Tooele, Utah.
09  20 41 06.1* 32.640 N  109.318 W    0 G           1.4    5  EASTERN ARIZONA. ML 2.5 (GS). 25 miles (40 km) ESE of
                                                                Safford, Arizona.
09  20 47 48.4  40.638 N  109.550 W    0 G           0.4    8  UTAH. ML 2.1 (GS). 15 miles (20 km) N of Vernal, Utah.
09  21 26 54.7  46.743 N  122.751 W    0 G           1.1    6  WASHINGTON. 10 miles (20 km) E of Centralia, Washington.
10  16 07 51.6  40.529 N  112.150 W    0 G           1.1   17  UTAH. ML 2.5 (GS). 5 miles (10 km) E of Tooele, Utah.
10  20 41 07.5  41.669 N  110.524 W    0 G           0.7   14  WYOMING. ML 2.1 (GS). 35 miles (60 km) NE of Evanston,
                                                                Wyoming.
10  23 01 57.3  41.761 N  108.915 W    0 G           1.2   11  WYOMING. ML 2.6 (GS). 20 miles (30 km) NE of Rock Springs,
                                                                Wyoming.
11  15 53 59.0* 40.305 N  107.492 W    0 G           1.3    6  COLORADO. ML 2.2 (GS). 15 miles (20 km) S of Craig, Colorado.
11  20 16 30.0? 32.55  N  109.46  W    0 G           1.5    6  EASTERN ARIZONA. ML 2.8 (GS). 25 miles (40 km) SE of
                                                                Safford, Arizona.
11  21 53 47.0  46.751 N  122.771 W    0 G           0.2    6  WASHINGTON. ML 1.7 (GS). 10 miles (10 km) ENE of Centralia,
                                                                Washington.
11  21 53 53.1* 36.931 N   82.536 W    0 G           1.0    6  TENNESSEE. mbLg 2.8 (GS). 10 miles (20 km) ENE of Big Stone
                                                                Gap, Virginia.
12  22 43 31.0  40.282 N  107.762 W    0 G           1.0   15  COLORADO. ML 2.6 (GS). 20 miles (30 km) SSW of Craig,
                                                                Colorado.
13  18 21 49.1  41.909 N  108.659 W    0 G           1.3   15  WYOMING. ML 2.7 (GS). 35 miles (60 km) NE of Rock Springs,
                                                                Wyoming.
14  21 35 23.6  40.567 N  109.733 W    0 G           1.0   15  UTAH. ML 2.4 (GS). 15 miles (20 km) NW of Vernal, Utah.
15  18 59 12.2* 46.717 N  122.741 W    0 G           0.4    5  WASHINGTON. 10 miles (20 km) E of Centralia, Washington.
15  20 33 52.3  37.176 N   82.919 W    0 G           1.1    9  WEST VIRGINIA. mbLg 2.8 (GS). 15 miles (30 km) ESE of
                                                                Hazard, Kentucky.
15  22 30 57.9* 40.126 N  107.650 W    0 G           1.3    5  COLORADO. ML 2.3 (GS). 25 miles (40 km) SSW of Craig,
                                                                Colorado.
15  22 40 44.6  33.033 N  109.323 W    0 G           0.3    6  EASTERN ARIZONA. ML 2.8 (GS). 25 miles (40 km) ESE of
                                                                Safford, Arizona.
16  17 43 28.2  41.729 N  108.907 W    0 G           0.8   19  WYOMING. ML 2.7 (GS). 20 miles (30 km) ENE of Rock Springs,
                                                                Wyoming.
16  18 16 28.4  37.960 N   81.416 W    0 G           0.4    6  WEST VIRGINIA. mbLg 3.0 (GS). 20 miles (30 km) NW of
                                                                Beckley, West Virginia.
16  19 23 44.1  36.346 N  110.437 W    0 G           0.8    9  EASTERN ARIZONA. ML 2.4 (GS). 30 miles (40 km) SSW of
                                                                Kayenta, Arizona.
16  19 41 57.9* 32.271 N  108.798 W    0 G           0.4    6  NEW MEXICO. ML 2.9 (GS). 10 miles (10 km) SW of Lordsburg,
                                                                New Mexico.
16  20 35 19.4  36.469 N  110.630 W    0 G           0.9    7  EASTERN ARIZONA. ML 2.4 (GS). 25 miles (40 km) SW of
                                                                Kayenta, Arizona.
16  22 05 47.2  40.135 N  107.668 W    0 G           0.7   10  COLORADO. ML 2.4 (GS). 25 miles (40 km) SSW of Craig,
                                                                Colorado.
17  21 04 07.6* 32.570 N  109.038 W    0 G           1.2    6  EASTERN ARIZONA. ML 2.7 (GS). 25 miles (30 km) NW of
                                                                Lordsburg, New Mexico.
17  21 49 58.6  40.490 N  106.917 W    0 G           1.2   12  COLORADO. ML 2.7 (GS). NEAR Steamboat Springs, Colorado.
19  18 31 25.6  37.988 N   81.451 W    0 G           0.9    6  WEST VIRGINIA. mbLg 2.7 (GS). 20 miles (30 km) NW of
                                                                Beckley, West Virginia.
20  15 38 28.9  41.726 N  108.819 W    0 G           1.0   12  WYOMING. ML 2.5 (GS). 20 miles (40 km) ENE of Rock Springs,
                                                                Wyoming.
21  20 32 33.9* 37.828 N   81.506 W    0 G           1.1    6  WEST VIRGINIA. mbLg 2.9 (GS). 20 miles (30 km) WNW of
                                                                Beckley, West Virginia.
22  22 04 24.4  40.148 N  107.841 W    0 G           1.2    8  COLORADO. ML 2.7 (GS). 30 miles (50 km) SSW of Craig,
                                                                Colorado.
22  22 49 50.2* 32.774 N  109.426 W    0 G           0.7    5  EASTERN ARIZONA. ML 2.5 (GS). 15 miles (30 km) ESE of
                                                                Safford, Arizona.
23  19 06 26.4? 43.29  N  105.87  W    0 G           0.6    7  WYOMING. ML 3.1 (GS). 20 miles (40 km) ESE of Midwest,
                                                                Wyoming.
24  00 26 52.6  40.473 N  106.962 W    0 G           0.6    9  COLORADO. ML 2.8 (GS). 5 miles (10 km) W of Steamboat
                                                                Springs, Colorado.
24  17 51 41.8* 41.921 N  108.974 W    0 G           1.1    8  WYOMING. ML 2.5 (GS). 25 miles (40 km) NNE of Rock Springs,
                                                                Wyoming.
26  17 02 00.5  39.772 N  110.544 W    0 G           1.4   12  UTAH. ML 2.5 (GS). 20 miles (30 km) NE of Price, Utah.
26  19 00 06.5  43.637 N  105.202 W    0 G           0.8   10  WYOMING. ML 3.3 (GS). 50 miles (80 km) SSE of Gillette,
                                                                Wyoming.
28  16 27 23.3  41.820 N  108.719 W    0 G           1.1   15  WYOMING. ML 2.9 (GS). 30 miles (50 km) ENE of Rock Springs,
                                                                Wyoming.
28  17 55 41.2  36.556 N  110.457 W    0 G           1.4    9  EASTERN ARIZONA. ML 2.8 (GS). 15 miles (30 km) SW of
                                                                Kayenta, Arizona.
28  20 38 16.1  40.547 N  112.119 W    0 G           0.8   15  UTAH. ML 2.7 (GS). 10 miles (20 km) E of Tooele, Utah.
30  21 57 30.2  40.345 N  107.841 W    0 G           1.2   20  COLORADO. ML 3.0 (GS). 20 miles (30 km) SW of Craig,
                                                                Colorado.

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.

Routine U.S. Mining Seismicity Home Page | Goal and Scope of the Bulletin | Evidence used in Identifying Routine Mining Seismicity | Explanation of Catalog Listings | Mining Seismicity Source Regions