U.S. DEPARTMENT OF THE INTERIOR NO. 2-00-EXP GEOLOGICAL SURVEY MAR 9, 2000 PROBABLE MINING EXPLOSIONS IN THE UNITED STATES FEBRUARY 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 21 56 03.1 33.263 N 109.490 W 0 G 0.9 7 EASTERN ARIZONA. ML 2.9 (GS). 30 miles NNE of Safford. 02 19 33 55.7 43.739 N 105.268 W 0 G 0.8 11 WYOMING. ML 3.1 (GS). 45 miles SSE of Gillette. 02 19 47 00.0 43.785 N 104.988 W 0 G 0.7 8 WYOMING. ML 3.3 (GS). 40 miles W of Newcastle. 02 19 58 20.0 43.676 N 105.212 W 0 G 0.9 9 WYOMING. ML 3.0 (GS). 45 miles SSE of Gillette. 02 22 58 48.3 40.329 N 107.757 W 0 G 0.8 16 COLORADO. ML 3.1 (GS). 15 miles SW of Craig. 03 18 21 39.5 35.690 N 108.933 W 0 G 0.5 10 NEW MEXICO. ML 2.2 (GS). 15 miles NW of Gallup. 03 22 13 28.5 33.131 N 109.405 W 0 G 0.7 7 EASTERN ARIZONA. ML 2.7 (GS). 25 miles NE of Safford. 04 22 13 34.3 35.510 N 107.514 W 0 G 0.7 10 NEW MEXICO. ML 2.3 (GS). 30 miles NE of Grants. 05 18 34 57.3 38.868 N 107.494 W 0 G 0.9 6 COLORADO. ML 2.2 (GS). 35 miles NE of Montrose. 06 18 49 19.7 43.729 N 105.257 W 0 G 0.9 23 WYOMING. ML 2.9 (GS). 40 miles SSE of Gillette. 06 19 58 55.2 43.636 N 105.198 W 0 G 1.1 16 WYOMING. ML 3.1 (GS). 45 miles SSE of Gillette. 07 18 56 29.2* 32.502 N 109.010 W 0 G 0.4 7 EASTERN ARIZONA. ML 2.7 (GS). 20 miles WNW of Lordsburg, New Mexico. 07 19 54 26.5 33.067 N 109.375 W 0 G 0.4 9 EASTERN ARIZONA. ML 3.1 (GS). 25 miles NE of Safford. 08 20 17 49.8 43.805 N 105.141 W 0 G 0.9 7 WYOMING. ML 2.3 (GS). 40 miles SSE of Gillette. 08 21 22 46.5* 35.737 N 108.887 W 0 G 0.9 6 NEW MEXICO. ML 2.3 (GS). 15 miles NNW of Gallup. 08 21 38 30.9 32.766 N 109.129 W 0 G 0.4 10 EASTERN ARIZONA. ML 3.0 (GS). 35 miles E of Safford. 09 19 31 00.3* 32.328 N 108.864 W 0 G 0.6 11 NEW MEXICO. ML 3.2 (GS). 10 miles W of Lordsburg. 09 20 57 19.9* 32.557 N 109.044 W 0 G 0.8 9 EASTERN ARIZONA. ML 2.7 (GS). 25 miles NW of Lordsburg, New Mexico. 09 23 02 45.3* 46.731 N 122.772 W 0 G 0.4 5 WASHINGTON. MD 3.1 (GS). 10 miles E of Centralia. 09 23 24 35.2 41.776 N 108.729 W 0 G 1.0 13 WYOMING. ML 2.5 (GS). 25 miles ENE of Rock Springs. 10 19 24 48.2* 32.928 N 109.273 W 0 G 1.5 6 EASTERN ARIZONA. ML 2.6 (GS). 25 miles ENE of Safford. 10 19 25 45.8* 32.996 N 109.454 W 0 G 1.0 5 EASTERN ARIZONA. ML 3.0 (GS). 20 miles NE of Safford. 10 23 04 59.6* 45.603 N 106.695 W 0 G 0.7 12 MONTANA. ML 2.9 (GS). 20 miles S of Colstrip. 11 17 48 13.0* 32.822 N 109.236 W 0 G 0.3 6 EASTERN ARIZONA. ML 2.3 (GS). 25 miles E of Safford. 11 18 14 26.8* 43.552 N 105.048 W 0 G 0.6 5 WYOMING. ML 2.3 (GS). 45 miles WSW of Newcastle. 11 18 54 10.1* 32.807 N 109.147 W 0 G 0.8 8 EASTERN ARIZONA. ML 2.7 (GS). 35 miles E of Safford. 11 20 37 22.8* 36.386 N 110.308 W 0 G 0.8 6 EASTERN ARIZONA. ML 2.0 (GS). 25 miles S of Kayenta. 11 22 27 01.9 46.737 N 122.717 W 0 G 0.8 12 WASHINGTON. MD 3.2 (GS). 10 miles E of Centralia. 11 22 30 47.9 40.675 N 109.522 W 0 G 1.0 14 UTAH. ML 2.4 (GS). 15 miles N of Vernal. 12 22 43 14.1* 43.411 N 104.693 W 0 G 1.0 8 WYOMING. ML 2.5 (GS). 40 miles SW of Newcastle. 14 20 13 17.4* 44.036 N 105.773 W 0 G 0.9 5 WYOMING. ML 2.9 (GS). 20 miles SW of Gillette. 14 21 14 05.1* 32.569 N 109.018 W 0 G 0.4 7 EASTERN ARIZONA. ML 2.9 (GS). 25 miles NW of Lordsburg, New Mexico. 15 20 01 38.7 43.614 N 105.209 W 0 G 1.1 10 WYOMING. ML 3.0 (GS). 50 miles SSE of Gillette. 15 20 23 28.0* 32.907 N 109.158 W 0 G 1.4 7 EASTERN ARIZONA. ML 2.7 (GS). 30 miles E of Safford. 15 21 48 55.5 33.007 N 109.304 W 0 G 0.7 9 EASTERN ARIZONA. ML 2.9 (GS). 25 miles ENE of Safford. 15 23 01 00.9 46.733 N 122.768 W 0 G 0.2 6 WASHINGTON. MD 3.1 (GS). 10 miles E of Centralia. 16 13 58 22.2 39.001 N 111.359 W 0 G 0.6 11 UTAH. ML 2.2 (GS). 45 miles ENE of Richfield. 16 20 01 21.0* 43.759 N 105.284 W 0 G 0.7 7 WYOMING. ML 2.6 (GS). 40 miles SSE of Gillette. 16 22 08 54.4* 32.607 N 109.037 W 0 G 1.0 8 EASTERN ARIZONA. ML 2.7 (GS). 25 miles NW of Lordsburg, New Mexico. 16 22 57 26.1* 43.530 N 104.878 W 0 G 0.8 5 WYOMING. ML 2.4 (GS). 40 miles WSW of Newcastle. 16 23 14 57.4 40.285 N 107.796 W 0 G 0.5 15 COLORADO. ML 3.0 (GS). 20 miles SW of Craig. 17 20 04 54.6 43.642 N 105.164 W 0 G 0.9 7 WYOMING. ML 2.6 (GS). 50 miles SSE of Gillette. 18 18 47 38.2 33.047 N 109.377 W 0 G 0.5 8 EASTERN ARIZONA. ML 2.6 (GS). 25 miles NE of Safford. 18 21 00 14.5 32.859 N 109.195 W 0 G 1.2 9 EASTERN ARIZONA. ML 2.8 (GS). 30 miles E of Safford. 18 23 01 48.2* 38.838 N 107.505 W 0 G 1.4 7 COLORADO. ML 2.4 (GS). 30 miles NE of Montrose. 18 23 58 02.8 40.286 N 107.817 W 0 G 0.7 16 COLORADO. ML 3.2 (GS). 20 miles SW of Craig. 19 23 47 45.7 40.291 N 107.821 W 0 G 0.8 12 COLORADO. ML 2.4 (GS). 20 miles SW of Craig. 22 20 03 41.7 43.671 N 105.302 W 0 G 0.7 7 WYOMING. ML 2.7 (GS). 45 miles SSE of Gillette. 22 20 21 43.5 32.934 N 109.295 W 0 G 0.8 10 EASTERN ARIZONA. ML 3.2 (GS). 25 miles ENE of Safford. 25 04 02 03.1 39.755 N 110.860 W 0 G 0.7 16 UTAH. ML 2.4 (GS). 10 miles NNW of Price. 25 17 13 04.5 44.035 N 105.414 W 0 G 0.8 12 WYOMING. ML 2.9 (GS). 20 miles SSE of Gillette. 25 21 19 25.8* 32.751 N 109.115 W 0 G 0.8 7 EASTERN ARIZONA. ML 2.8 (GS). 35 miles E of Safford. 25 23 08 06.6 40.313 N 107.781 W 0 G 1.0 16 COLORADO. ML 3.0 (GS). 20 miles SW of Craig. 25 23 30 21.9 38.812 N 107.442 W 0 G 1.0 8 COLORADO. ML 2.8 (GS). 35 miles NE of Montrose. 27 18 22 13.3 36.615 N 108.585 W 0 G 0.9 10 NEW MEXICO. ML 2.4 (GS). 20 miles WSW of Farmington. 28 19 13 35.8 40.534 N 109.529 W 0 G 0.8 14 UTAH. ML 2.1 (GS). near Vernal. 28 20 04 12.7* 33.133 N 109.346 W 0 G 1.0 6 EASTERN ARIZONA. ML 2.5 (GS). 30 miles NE of Safford. 29 19 22 36.8 33.000 N 109.313 W 0 G 0.3 6 EASTERN ARIZONA. ML 2.7 (GS). 25 miles ENE of Safford. 29 22 32 24.1 41.767 N 108.637 W 0 G 0.7 17 WYOMING. ML 2.6 (GS). 30 miles ENE of Rock Springs.