U.S. DEPARTMENT OF THE INTERIOR NO. 3-00-EXP GEOLOGICAL SURVEY APR 25, 2000 PROBABLE MINING EXPLOSIONS IN THE UNITED STATES MARCH 2000 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 22 11 23.5* 35.447 N 107.508 W 0 G 0.6 5 NEW MEXICO. ML 2.0 (GS). 30 miles NE of Grants. 03 21 24 15.7 41.496 N 109.212 W 0 G 0.5 8 WYOMING. ML 2.0 (GS). 5 miles SSW of Rock Springs. 03 23 07 23.1 40.353 N 107.736 W 0 G 0.6 8 COLORADO. ML 2.1 (GS). 15 miles SW of Craig. 04 23 07 06.3 40.313 N 107.761 W 0 G 0.6 16 COLORADO. ML 2.7 (GS). 15 miles SW of Craig. 05 18 22 24.4 41.713 N 108.696 W 0 G 0.7 13 WYOMING. ML 2.5 (GS). 25 miles ENE of Rock Springs. 06 18 09 43.0 43.717 N 105.282 W 0 G 0.8 10 WYOMING. ML 3.4 (GS). 40 miles SSE of Gillette. 06 21 03 15.8* 43.621 N 105.146 W 0 G 1.2 5 WYOMING. ML 2.5 (GS). 50 miles SSE of Gillette. 07 19 30 57.6* 32.665 N 108.438 W 0 G 0.5 6 NEW MEXICO. ML 2.0 (GS). 10 miles SW of Silver City. 07 20 08 15.0 43.758 N 105.338 W 0 G 0.9 15 WYOMING. ML 3.1 (GS). 35 miles SSE of Gillette. 07 21 03 46.8* 43.734 N 105.165 W 0 G 0.9 8 WYOMING. ML 2.9 (GS). 40 miles SSE of Gillette. 07 21 49 02.7 33.193 N 109.456 W 0 G 0.9 9 EASTERN ARIZONA. ML 2.8 (GS). 30 miles NNE of Safford. 08 20 59 50.8* 33.062 N 109.392 W 0 G 0.1 6 EASTERN ARIZONA. ML 2.6 (GS). 25 miles NE of Safford. 09 00 06 17.3 35.541 N 107.482 W 0 G 0.7 7 NEW MEXICO. ML 2.1 (GS). 35 miles NE of Grants. 09 18 34 50.7* 33.031 N 109.328 W 0 G 0.4 6 EASTERN ARIZONA. ML 2.6 (GS). 25 miles ENE of Safford. 09 20 34 13.0* 33.025 N 109.366 W 0 G 0.5 6 EASTERN ARIZONA. ML 2.7 (GS). 25 miles ENE of Safford. 09 23 07 11.6* 40.198 N 107.764 W 0 G 0.9 7 COLORADO. ML 2.2 (GS). 25 miles SSW of Craig. 10 19 13 54.5 44.071 N 105.405 W 0 G 0.5 15 WYOMING. ML 2.9 (GS). 15 miles SSE of Gillette. 10 19 16 03.0* 33.138 N 109.372 W 0 G 1.1 6 EASTERN ARIZONA. ML 2.2 (GS). 30 miles NE of Safford. 10 19 24 32.2? 32.58 N 109.35 W 0 G 1.7 5 EASTERN ARIZONA. ML 2.9 (GS). 25 miles SE of Safford. 10 20 00 28.5 43.773 N 105.263 W 0 G 0.4 10 WYOMING. ML 2.9 (GS). 40 miles SSE of Gillette. 10 21 01 20.3 36.563 N 108.474 W 0 G 0.6 8 NEW MEXICO. ML 2.2 (GS). 20 miles SW of Farmington. 10 21 30 13.1 40.359 N 107.159 W 0 G 0.7 9 COLORADO. ML 2.0 (GS). 20 miles WSW of Steamboat Springs. 10 22 20 15.8 46.773 N 122.788 W 0 G 0.6 9 WASHINGTON. MD 2.9 (GS). 10 miles ENE of Centralia. 12 18 45 05.5 41.728 N 108.702 W 0 G 1.0 19 WYOMING. ML 2.8 (GS). 25 miles ENE of Rock Springs. 13 18 40 06.9 43.716 N 105.273 W 0 G 0.5 8 WYOMING. ML 2.6 (GS). 40 miles SSE of Gillette. 13 20 47 08.5 36.374 N 110.297 W 0 G 0.5 10 EASTERN ARIZONA. ML 2.3 (GS). 25 miles S of Kayenta. 13 21 36 47.9 33.006 N 109.276 W 0 G 1.0 8 EASTERN ARIZONA. ML 2.9 (GS). 30 miles ENE of Safford. 14 00 43 43.7 41.769 N 108.722 W 0 G 0.9 17 WYOMING. ML 2.7 (GS). 30 miles ENE of Rock Springs. 14 22 11 32.7 33.097 N 109.367 W 0 G 0.7 8 EASTERN ARIZONA. ML 3.1 (GS). 25 miles NE of Safford. 15 19 40 32.9* 43.360 N 104.996 W 0 G 0.8 7 WYOMING. ML 2.8 (GS). 45 miles NNE of Douglas. 15 19 53 46.1 33.062 N 109.380 W 0 G 0.6 12 EASTERN ARIZONA. ML 3.1 (GS). 25 miles NE of Safford. 15 21 02 49.1 43.298 N 105.015 W 0 G 0.4 6 WYOMING. ML 2.6 (GS). 40 miles NNE of Douglas. 15 22 41 57.2 40.714 N 109.350 W 0 G 0.8 14 UTAH. ML 2.2 (GS). 40 miles NNE of Vernal. 16 19 15 48.1* 32.714 N 109.148 W 0 G 0.5 6 EASTERN ARIZONA. ML 2.7 (GS). 35 miles ESE of Safford. 17 20 01 46.7 43.464 N 105.391 W 0 G 0.6 7 WYOMING. ML 2.8 (GS). 45 miles E of Midwest. 17 20 48 35.0* 32.811 N 109.132 W 0 G 0.6 6 EASTERN ARIZONA. ML 2.7 (GS). 35 miles E of Safford. 17 22 58 20.7 41.612 N 107.990 W 0 G 0.9 13 WYOMING. ML 2.5 (GS). 40 miles WSW of Rawlins. 20 17 26 23.8 32.709 N 109.147 W 0 G 0.7 10 EASTERN ARIZONA. ML 2.9 (GS). 35 miles ESE of Safford. 20 20 33 56.5* 33.074 N 109.271 W 0 G 0.8 10 EASTERN ARIZONA. ML 3.0 (GS). 30 miles ENE of Safford. 20 23 04 33.9* 46.691 N 122.759 W 0 G 0.2 5 WASHINGTON. MD 3.3 (GS). 10 miles E of Centralia. 20 23 06 13.8 43.789 N 104.957 W 0 G 0.5 7 WYOMING. ML 2.1 (GS). 40 miles W of Newcastle. 22 17 31 58.9 40.519 N 112.166 W 0 G 0.7 14 UTAH. ML 2.1 (GS). 5 miles E of Tooele. 22 18 10 44.0 33.057 N 109.363 W 0 G 0.6 10 EASTERN ARIZONA. ML 2.8 (GS). 25 miles NE of Safford. 22 21 16 30.3* 32.945 N 109.224 W 0 G 0.4 6 EASTERN ARIZONA. ML 2.6 (GS). 30 miles ENE of Safford. 22 22 58 52.6* 35.843 N 109.154 W 0 G 0.5 5 EASTERN ARIZONA. ML 2.4 (GS). 30 miles NW of Gallup, New Mexico. 22 23 06 51.8 40.297 N 107.852 W 0 G 0.8 13 COLORADO. ML 2.8 (GS). 20 miles SW of Craig. 23 00 19 24.3* 43.747 N 105.285 W 0 G 1.2 6 WYOMING. ML 2.2 (GS). 40 miles SSE of Gillette. 23 18 40 59.8* 32.773 N 109.224 W 0 G 0.9 7 EASTERN ARIZONA. ML 2.1 (GS). 30 miles E of Safford. 23 19 22 10.7 35.533 N 107.515 W 0 G 0.7 9 NEW MEXICO. ML 2.3 (GS). 30 miles NE of Grants. 23 21 07 58.8* 44.019 N 105.552 W 0 G 0.7 7 WYOMING. ML 2.6 (GS). 20 miles S of Gillette. 23 21 13 12.8 33.052 N 109.322 W 0 G 0.7 7 EASTERN ARIZONA. ML 3.0 (GS). 25 miles NE of Safford. 23 22 38 36.5 41.634 N 108.789 W 0 G 0.6 11 WYOMING. ML 2.3 (GS). 20 miles E of Rock Springs. 23 22 45 47.5 40.609 N 109.663 W 0 G 0.6 11 UTAH. ML 2.4 (GS). 10 miles NW of Vernal. 24 00 23 46.8 36.610 N 108.496 W 0 G 0.7 10 NEW MEXICO. ML 2.7 (GS). 15 miles WSW of Farmington. 24 15 12 11.2 43.612 N 105.484 W 0 G 0.2 6 WYOMING. ML 2.4 (GS). 45 miles ENE of Midwest. 24 19 17 56.1* 43.409 N 105.285 W 0 G 1.0 7 WYOMING. ML 2.8 (GS). 45 miles N of Douglas. 24 20 04 25.1 43.619 N 105.464 W 0 G 0.9 14 WYOMING. ML 3.0 (GS). 45 miles ENE of Midwest. 24 21 10 52.1* 32.986 N 109.276 W 0 G 0.6 6 EASTERN ARIZONA. ML 2.9 (GS). 25 miles ENE of Safford. 25 21 41 21.4* 46.776 N 122.783 W 0 G 0.2 5 WASHINGTON. MD 3.1 (GS). 10 miles ENE of Centralia. 25 23 58 11.1 40.746 N 117.206 W 0 G 0.9 8 NEVADA. ML 2.2 (GS). 15 miles WNW of Battle Mountain. 26 19 10 31.2 40.306 N 107.874 W 0 G 0.5 13 COLORADO. ML 2.6 (GS). 25 miles SW of Craig. 26 20 04 05.7 43.583 N 105.606 W 0 G 0.8 8 WYOMING. ML 2.8 (GS). 35 miles ENE of Midwest. 27 19 40 12.3* 33.199 N 109.489 W 0 G 0.6 6 EASTERN ARIZONA. ML 2.6 (GS). 30 miles NNE of Safford. 27 19 52 19.9* 41.696 N 110.712 W 0 G 1.1 11 WYOMING. ML 2.3 (GS). 30 miles NNE of Evanston. 27 21 55 19.7* 40.761 N 107.200 W 0 G 0.4 6 COLORADO. ML 2.0 (GS). 25 miles NE of Craig. 28 18 45 50.6* 43.973 N 105.238 W 0 G 0.7 6 WYOMING. ML 2.3 (GS). 25 miles SSE of Gillette. 28 21 11 25.6 43.699 N 105.270 W 0 G 0.6 13 WYOMING. ML 3.2 (GS). 40 miles SSE of Gillette. 28 21 54 51.4 33.169 N 109.406 W 0 G 0.4 9 EASTERN ARIZONA. ML 3.1 (GS). 30 miles NE of Safford. 28 23 10 52.4 40.329 N 107.839 W 0 G 0.6 15 COLORADO. ML 3.1 (GS). 20 miles SW of Craig. 29 00 29 46.1* 35.715 N 108.912 W 0 G 1.1 7 NEW MEXICO. ML 2.1 (GS). 15 miles NW of Gallup. 29 16 41 30.5 41.758 N 110.612 W 0 G 0.7 21 WYOMING. ML 2.1 (GS). 40 miles NNE of Evanston. 29 20 02 28.0 32.995 N 109.282 W 0 G 0.5 7 EASTERN ARIZONA. ML 2.6 (GS). 25 miles ENE of Safford. 29 21 32 14.0 44.145 N 105.384 W 0 G 0.9 16 WYOMING. ML 3.2 (GS). 10 miles SSE of Gillette. 29 23 07 14.7 40.294 N 107.790 W 0 G 0.6 20 COLORADO. ML 3.1 (GS). 20 miles SW of Craig. 30 21 13 59.7* 32.513 N 108.986 W 0 G 0.7 7 NEW MEXICO. ML 2.8 (GS). 20 miles NW of Lordsburg. 31 16 21 14.1 43.763 N 105.203 W 0 G 0.6 6 WYOMING. ML 2.3 (GS). 40 miles SSE of Gillette. 31 19 02 03.1* 33.101 N 109.344 W 0 G 0.9 6 EASTERN ARIZONA. ML 2.1 (GS). 30 miles NE of Safford. 31 19 47 50.9 41.746 N 110.757 W 0 G 0.5 18 WYOMING. ML 2.1 (GS). 35 miles NNE of Evanston. 31 21 43 29.0* 33.024 N 109.309 W 0 G 0.6 6 EASTERN ARIZONA. ML 2.7 (GS). 25 miles ENE of Safford.