M1.5 earthquake 5 km N of Etna, Wyoming

Magnitude

1.5 (ML, local (Richter)), micro

Magnitude from

Montana Bureau of Mines and Geology

Local time

Fri, Feb 23, 2018, 3:35 AM MST

UTC

2018-02-23 10:35:19 UTC

Depth

6.0 km (3.7 mi), shallow

Epicenter

43.079° N, 111.001° W

Region

Wyoming

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 2.1 km horizontally, 15.1 km in depth

Magnitude uncertainty

±0.30

Depth from

Operator assigned

Station coverage gap

165°

Stations used

10

• Alpine, WyomingPopulation 850. Forecast10 kmS
• Jackson, WyomingPopulation 10,523. Forecast49 kmSSW
• Salt Lake City, UtahPopulation 215,548. Forecast268 kmNNE

After

1. 1.914 km NNW of Georgetown, IdahoSat, Feb 24, 5:08 AM MST · 3142 days ago · -1 km deep · 64 km away
2. 2.513 km ESE of Soda Springs, IdahoSun, Feb 25, 5:03 PM MST · 3140 days ago · 5 km deep · 66 km away · felt by 1
3. 2.59 km E of Soda Springs, IdahoFri, Mar 2, 6:05 PM MST · 3135 days ago · 10 km deep · 62 km away · felt by 1
4. 2.06 km W of Fairview, WyomingThu, Mar 8, 8:11 PM MST · 3129 days ago · -3 km deep · 45 km away
5. 1.813 km E of Soda Springs, IdahoMon, Mar 19, 3:15 AM MDT · 3119 days ago · 7 km deep · 59 km away
6. 1.810 km E of Alta, WyomingMon, Mar 19, 11:58 PM MDT · 3118 days ago · 10 km deep · 77 km away
7. 1.818 km NE of Georgetown, IdahoTue, Mar 20, 3:05 PM MDT · 3117 days ago · -3 km deep · 56 km away
8. 1.85 km ENE of Teton Village, WyomingFri, Mar 23, 4:59 PM MDT · 3114 days ago · 5 km deep · 62 km away
9. 2.010 km E of Alta, WyomingSun, Mar 25, 10:59 PM MDT · 3112 days ago · 9 km deep · 77 km away
10. 2.312 km E of Soda Springs, IdahoMon, Mar 26, 11:28 AM MDT · 3111 days ago · 7 km deep · 61 km away
11. 1.712 km ENE of Soda Springs, IdahoMon, Mar 26, 10:00 PM MDT · 3111 days ago · 2 km deep · 57 km away
12. 1.67 km E of Kelly, WyomingWed, Mar 28, 6:37 PM MDT · 3109 days ago · 4 km deep · 70 km away
13. 1.76 km NW of Georgetown, IdahoThu, Mar 29, 6:23 AM MDT · 3109 days ago · 6 km deep · 70 km away
14. 1.89 km NNW of Georgetown, IdahoWed, Apr 4, 3:00 PM MDT · 3102 days ago · 7 km deep · 66 km away
15. 1.913 km NNW of Georgetown, IdahoFri, Apr 6, 1:05 AM MDT · 3101 days ago · 7 km deep · 64 km away
16. 3.412 km NNW of Georgetown, IdahoSat, Apr 7, 1:22 AM MDT · 3100 days ago · 8 km deep · 66 km away · felt by 6
17. 1.813 km NNW of Georgetown, IdahoSat, Apr 7, 3:16 AM MDT · 3100 days ago · -2 km deep · 63 km away
18. 2.111 km NNW of Georgetown, IdahoSat, Apr 7, 5:18 AM MDT · 3100 days ago · 8 km deep · 65 km away
19. 1.613 km NNW of Georgetown, IdahoSat, Apr 7, 11:08 AM MDT · 3099 days ago · 0 km deep · 64 km away
20. 1.916 km ENE of Bondurant, WyomingSun, Apr 8, 11:34 PM MDT · 3098 days ago · 6 km deep · 66 km away
21. 1.810 km NNW of Georgetown, IdahoMon, Apr 9, 11:19 PM MDT · 3097 days ago · -2 km deep · 66 km away
22. 2.08 km NNW of Georgetown, IdahoMon, Apr 9, 11:54 PM MDT · 3097 days ago · 5 km deep · 67 km away
23. 2.09 km NNW of Georgetown, IdahoTue, Apr 10, 12:46 AM MDT · 3097 days ago · 4 km deep · 67 km away
24. 1.914 km E of Soda Springs, IdahoThu, Apr 12, 8:56 AM MDT · 3095 days ago · -3 km deep · 57 km away
25. 2.39 km NNW of Georgetown, IdahoThu, Apr 12, 9:33 AM MDT · 3094 days ago · 8 km deep · 66 km away
26. 2.410 km SE of Soda Springs, IdahoMon, Apr 16, 9:43 AM MDT · 3090 days ago · 11 km deep · 68 km away
27. 2.313 km NNW of Georgetown, IdahoWed, Apr 18, 12:23 PM MDT · 3088 days ago · 7 km deep · 64 km away
28. 2.212 km E of Soda Springs, IdahoThu, Apr 19, 5:00 PM MDT · 3087 days ago · 8 km deep · 58 km away
29. 1.612 km NNW of Georgetown, IdahoFri, Apr 20, 3:08 PM MDT · 3086 days ago · 14 km deep · 64 km away

Before

1. 1.713 km ENE of Soda Springs, IdahoThu, Feb 22, 8:53 AM MST · 3143 days ago · -2 km deep · 57 km away
2. 1.78 km SSW of Hoback, WyomingThu, Feb 22, 4:57 AM MST · 3144 days ago · 1 km deep · 21 km away
3. 2.913 km NNW of Georgetown, IdahoThu, Feb 22, 1:49 AM MST · 3144 days ago · 10 km deep · 66 km away
4. 1.811 km NNW of Soda Springs, IdahoMon, Feb 19, 9:29 AM MST · 3146 days ago · 5 km deep · 67 km away
5. 2.112 km NW of Georgetown, IdahoMon, Feb 19, 9:27 AM MST · 3146 days ago · 1 km deep · 68 km away
6. 2.211 km NNW of Georgetown, IdahoSat, Feb 17, 7:28 AM MST · 3149 days ago · 6 km deep · 66 km away
7. 2.413 km ESE of Soda Springs, IdahoThu, Feb 15, 5:36 PM MST · 3150 days ago · -3 km deep · 63 km away
8. 1.835 km E of Kelly, WyomingMon, Feb 12, 5:41 PM MST · 3153 days ago · 15 km deep · 93 km away
9. 1.98 km NW of Georgetown, IdahoSat, Feb 10, 5:45 AM MST · 3156 days ago · 5 km deep · 69 km away
10. 2.411 km SE of Soda Springs, IdahoThu, Feb 8, 12:04 PM MST · 3157 days ago · 11 km deep · 68 km away · felt by 1
11. 2.17 km NNW of Georgetown, IdahoTue, Feb 6, 7:19 PM MST · 3159 days ago · 2 km deep · 68 km away
12. 1.78 km NW of Georgetown, IdahoMon, Feb 5, 6:42 PM MST · 3160 days ago · 6 km deep · 69 km away
13. 2.04 km NNW of Georgetown, IdahoThu, Feb 1, 2:58 PM MST · 3164 days ago · 2 km deep · 70 km away
14. 3.514 km ESE of Alpine, WyomingThu, Feb 1, 6:31 AM MST · 3165 days ago · 5 km deep · 14 km away · felt by 47
15. 1.66 km SSW of Victor, IdahoTue, Jan 30, 6:29 PM MST · 3166 days ago · 2 km deep · 54 km away
16. 2.310 km NNW of Georgetown, IdahoMon, Jan 29, 3:53 PM MST · 3167 days ago · 6 km deep · 67 km away · felt by 1
17. 2.611 km NW of Georgetown, IdahoSun, Jan 28, 5:53 PM MST · 3168 days ago · 5 km deep · 68 km away
18. 2.19 km NNW of Georgetown, IdahoSun, Jan 28, 4:36 PM MST · 3168 days ago · 5 km deep · 67 km away
19. 2.310 km NW of Georgetown, IdahoSun, Jan 28, 1:28 AM MST · 3169 days ago · 7 km deep · 69 km away
20. 1.512 km NW of Georgetown, IdahoSat, Jan 27, 6:14 AM MST · 3170 days ago · -3 km deep · 67 km away

From the USGS Earthquake Hazards Program and its partner networks, event mb80284149. Read Fri, Oct 2, 2026, 3:00 AM UTC.