M1.8 earthquake 5 km SE of Pinhook, Missouri

Magnitude

1.8 (Mlg), micro

Magnitude from

NM

Local time

Wed, Dec 7, 1977, 12:21 PM CST

UTC

1977-12-07 18:21:40 UTC

Depth

10.0 km (6.2 mi), shallow

Epicenter

36.700° N, 89.270° W

Region

Missouri

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

From location

• East Prairie, MissouriPopulation 3,155. Forecast14 kmSE
• Sikeston, MissouriPopulation 16,436. Forecast34 kmSE
• Clarksville, TennesseePopulation 166,722. Forecast172 kmW
• Chicago, IllinoisPopulation 2,664,452. Forecast589 kmSSW

After

1. 1.64 km SE of Howardville, MissouriWed, Dec 7, 4:27 PM CST · 17831 days ago · 5 km deep · 32 km away
2. 2.19 km NNW of Tiptonville, TennesseeFri, Dec 9, 3:10 AM CST · 17830 days ago · 5 km deep · 36 km away
3. 1.87 km NNE of Blytheville, ArkansasMon, Dec 12, 12:58 AM CST · 17827 days ago · 5 km deep · 97 km away
4. 1.64 km WSW of Howardville, MissouriFri, Dec 23, 2:32 AM CST · 17816 days ago · 5 km deep · 37 km away
5. 2.32 km S of Caruthersville, MissouriFri, Dec 23, 6:00 PM CST · 17815 days ago · 10 km deep · 68 km away
6. 1.96 km NNW of Ridgely, TennesseeSun, Dec 25, 1:07 AM CST · 17814 days ago · 3 km deep · 48 km away
7. 1.53 km S of Marston, MissouriWed, Dec 28, 5:16 PM CST · 17810 days ago · 10 km deep · 38 km away
8. 1.82 km W of Cooter, MissouriFri, Dec 30, 8:09 PM CST · 17808 days ago · 8 km deep · 88 km away
9. 2.16 km WSW of Ridgely, TennesseeMon, Jan 2, 2:20 AM CST · 17806 days ago · 5 km deep · 56 km away
10. 1.83 km SW of Newbern, TennesseeWed, Jan 4, 8:06 AM CST · 17804 days ago · 5 km deep · 68 km away
11. 1.74 km ENE of Marston, MissouriSat, Jan 7, 10:05 AM CST · 17801 days ago · 10 km deep · 33 km away
12. 1.62 km NNE of Marston, MissouriTue, Jan 10, 11:40 PM CST · 17797 days ago · 8 km deep · 34 km away
13. 1.62 km SSW of Howardville, MissouriWed, Jan 11, 9:05 AM CST · 17797 days ago · 6 km deep · 35 km away
14. 2.15 km S of Ridgely, TennesseeWed, Jan 11, 10:51 AM CST · 17797 days ago · 5 km deep · 58 km away
15. 2.24 km WNW of Marston, MissouriWed, Jan 11, 3:43 PM CST · 17796 days ago · 15 km deep · 40 km away
16. 1.90 km SE of Caruthersville, MissouriSat, Jan 14, 6:46 AM CST · 17794 days ago · 10 km deep · 66 km away
17. 2.66 km ESE of Ridgely, TennesseeWed, Jan 18, 5:46 PM CST · 17789 days ago · 5 km deep · 52 km away
18. 2.12 km N of Marston, MissouriFri, Jan 20, 4:25 AM CST · 17788 days ago · 5 km deep · 35 km away
19. 2.03 km NNW of Tiptonville, TennesseeSat, Jan 28, 9:46 AM CST · 17780 days ago · 2 km deep · 37 km away
20. 1.88 km SSW of Caruthersville, MissouriFri, Feb 3, 10:53 AM CST · 17774 days ago · 11 km deep · 74 km away
21. 1.83 km ESE of Howardville, MissouriSun, Feb 5, 9:46 AM CST · 17772 days ago · 5 km deep · 30 km away

Before

1. 1.67 km NNW of East Prairie, MissouriTue, Nov 29, 10:54 AM CST · 17840 days ago · 10 km deep · 21 km away
2. 2.15 km SE of Marston, MissouriTue, Nov 22, 12:42 AM CST · 17847 days ago · 9 km deep · 37 km away
3. 2.13 km ENE of Ridgely, TennesseeSat, Nov 12, 11:16 AM CST · 17857 days ago · 10 km deep · 50 km away
4. 2.44 km NE of Blytheville, ArkansasWed, Nov 9, 12:24 PM CST · 17860 days ago · 5 km deep · 99 km away
5. 2.82 km ENE of North Lilbourn, MissouriWed, Nov 9, 12:21 AM CST · 17860 days ago · 10 km deep · 30 km away

From the USGS Earthquake Hazards Program and its partner networks, event nm600638. Read Sat, Oct 3, 2026, 6:49 AM UTC.