M1.6 earthquake 8 km NW of Georgetown, Idaho

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

University of Utah Seismograph Stations

Local time

Sun, Dec 16, 2018, 4:21 AM MST

UTC

2018-12-16 11:21:19 UTC

Depth

4.8 km (3.0 mi), shallow

Epicenter

42.546° N, 111.432° W

Region

Idaho

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.8 km horizontally, 1.9 km in depth

Magnitude uncertainty

±0.20

Depth from

From location

Station coverage gap

162°

Stations used

12

• Soda Springs, IdahoPopulation 2,944. Forecast19 kmSE
• Conda, IdahoPopulation 21,260. Forecast22 kmSSE
• Salt Lake City, UtahPopulation 215,548. Forecast202 kmN

After

1. 2.213 km NNW of Georgetown, IdahoWed, Dec 19, 2:43 PM MST · 2842 days ago · 0 km deep · 5 km away
2. 1.69 km ENE of Soda Springs, IdahoSun, Dec 23, 7:00 AM MST · 2839 days ago · 2 km deep · 18 km away
3. 2.113 km ESE of Soda Springs, IdahoTue, Dec 25, 11:01 AM MST · 2837 days ago · -3 km deep · 7 km away
4. 3.213 km NW of Georgetown, IdahoWed, Dec 26, 2:30 PM MST · 2835 days ago · 9 km deep · 4 km away · felt by 3
5. 1.813 km NNW of Georgetown, IdahoWed, Dec 26, 2:38 PM MST · 2835 days ago · -2 km deep · 5 km away
6. 1.510 km NNW of Georgetown, IdahoWed, Dec 26, 3:02 PM MST · 2835 days ago · 6 km deep · 2 km away
7. 2.411 km NNW of Georgetown, IdahoWed, Dec 26, 4:10 PM MST · 2835 days ago · 9 km deep · 3 km away
8. 2.410 km ENE of Soda Springs, IdahoSun, Dec 30, 12:46 AM MST · 2832 days ago · 10 km deep · 15 km away · felt by 1
9. 1.710 km NNW of Georgetown, IdahoSun, Dec 30, 10:19 PM MST · 2831 days ago · 2 km deep · 3 km away
10. 2.518 km W of Fairview, WyomingFri, Jan 4, 12:29 AM MST · 2827 days ago · 12 km deep · 23 km away
11. 1.813 km NNW of Georgetown, IdahoFri, Jan 4, 11:45 AM MST · 2826 days ago · 5 km deep · 5 km away
12. 2.112 km ESE of Soda Springs, IdahoMon, Jan 7, 2:35 AM MST · 2824 days ago · -1 km deep · 8 km away
13. 2.418 km SW of Fairview, WyomingMon, Jan 7, 3:13 PM MST · 2823 days ago · 5 km deep · 23 km away · felt by 1
14. 1.615 km E of Soda Springs, IdahoFri, Jan 11, 12:17 AM MST · 2820 days ago · 7 km deep · 9 km away
15. 1.813 km E of Soda Springs, IdahoSat, Jan 12, 6:01 AM MST · 2819 days ago · -1 km deep · 11 km away
16. 2.19 km ENE of Soda Springs, IdahoThu, Jan 17, 8:05 PM MST · 2813 days ago · 1 km deep · 18 km away
17. 2.014 km ESE of Soda Springs, IdahoSun, Jan 27, 1:32 AM MST · 2804 days ago · 5 km deep · 7 km away
18. 1.516 km ENE of North Logan, UtahThu, Jan 31, 12:21 AM MST · 2800 days ago · 11 km deep · 81 km away
19. 1.53 km N of Georgetown, IdahoSat, Feb 9, 3:20 AM MST · 2791 days ago · 5 km deep · 6 km away
20. 1.73 km NW of Georgetown, IdahoSat, Feb 9, 6:40 AM MST · 2791 days ago · 6 km deep · 5 km away

Before

1. 1.614 km E of Soda Springs, IdahoMon, Dec 10, 10:56 AM MST · 2852 days ago · 5 km deep · 13 km away
2. 1.9southern IdahoSun, Dec 2, 3:30 AM MST · 2860 days ago · 9 km deep · 17 km away
3. 2.59 km ENE of Soda Springs, IdahoSat, Dec 1, 3:40 AM MST · 2861 days ago · 5 km deep · 17 km away · felt by 1
4. 2.38 km E of Soda Springs, IdahoFri, Nov 30, 9:39 AM MST · 2862 days ago · 6 km deep · 13 km away
5. 3.15 km W of Fairview, WyomingFri, Nov 30, 9:34 AM MST · 2862 days ago · 5 km deep · 35 km away · felt by 9
6. 1.813 km ENE of Hyde Park, UtahFri, Nov 30, 8:40 AM MST · 2862 days ago · 6 km deep · 82 km away
7. 1.819 km NE of Georgetown, IdahoThu, Nov 29, 2:50 PM MST · 2862 days ago · 3 km deep · 21 km away
8. 1.811 km E of Soda Springs, IdahoWed, Nov 28, 5:57 AM MST · 2864 days ago · 8 km deep · 13 km away
9. 1.99 km E of Soda Springs, IdahoTue, Nov 27, 1:44 AM MST · 2865 days ago · 0 km deep · 12 km away
10. 2.018 km ENE of Georgetown, IdahoSun, Nov 25, 11:27 PM MST · 2866 days ago · 6 km deep · 23 km away
11. 1.59 km NNW of Soda Springs, IdahoFri, Nov 23, 6:39 AM MST · 2869 days ago · 6 km deep · 28 km away
12. 2.010 km E of Soda Springs, IdahoWed, Nov 21, 12:03 PM MST · 2870 days ago · 10 km deep · 13 km away
13. 2.110 km E of Soda Springs, IdahoMon, Nov 19, 6:22 PM MST · 2872 days ago · 9 km deep · 13 km away · felt by 1
14. 1.8southern IdahoMon, Nov 19, 9:35 AM MST · 2873 days ago · -3 km deep · 13 km away
15. 2.310 km E of Soda Springs, IdahoMon, Nov 19, 9:28 AM MST · 2873 days ago · -2 km deep · 13 km away
16. 1.89 km SSW of Laketown, UtahSun, Nov 18, 7:12 AM MST · 2874 days ago · 2 km deep · 89 km away
17. 2.111 km E of Soda Springs, IdahoSat, Nov 17, 12:43 AM MST · 2875 days ago · 2 km deep · 12 km away
18. 2.211 km E of Soda Springs, IdahoFri, Nov 16, 6:04 PM MST · 2875 days ago · -2 km deep · 12 km away

From the USGS Earthquake Hazards Program and its partner networks, event uu60307282. Read Thu, Oct 1, 2026, 6:08 AM UTC.