Missouri earthquakes

M1.6 earthquake southeastern Missouri

A magnitude 1.6 earthquake struck in southeastern Missouri on Fri, Mar 29, 1985, 9:35 AM CST (15:35 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.4 4 km SSW of New Madrid, MO. This one was a foreshock.

Portageville forecastMore in Missouri

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.6 (md), micro
Local time
UTC
1985-03-29 15:35:48 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
36.468° N, 89.594° W
Region
Missouri
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from
From location

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 1.51 km NNW of Ridgely, Tennessee · 15156 days ago · 5 km deep · 23 km away
  2. 2.16 km ESE of Kevil, Kentucky · 15154 days ago · 11 km deep · 95 km away
  3. 1.52 km WNW of Marston, Missouri · 15151 days ago · 5 km deep · 8 km away
  4. 1.70 km W of Oak Grove Heights, Arkansas · 15146 days ago · 5 km deep · 92 km away
  5. 2.24 km ENE of Hayward, Missouri · 15145 days ago · 5 km deep · 6 km away
  6. 1.53 km ENE of Caraway, Arkansas · 15139 days ago · 15 km deep · 100 km away
  7. 1.70 km WNW of Hayti, Missouri · 15123 days ago · 11 km deep · 30 km away
  8. 1.6southeastern Missouri · 15120 days ago · 3 km deep · 28 km away
  9. 1.912 km NNW of Dyersburg, Tennessee · 15105 days ago · 10 km deep · 39 km away
  10. 2.44 km SSW of New Madrid, MO · 15102 days ago · 3 km deep · 10 km away

Before

  1. 2.05 km ENE of Caruthersville, Missouri · 15161 days ago · 6 km deep · 29 km away
  2. 1.73 km NE of Blytheville, Arkansas · 15163 days ago · 5 km deep · 64 km away
  3. 1.611 km ESE of Ridgely, Tennessee · 15164 days ago · 5 km deep · 35 km away
  4. 1.67 km E of Steele, Missouri · 15169 days ago · 10 km deep · 44 km away
  5. 1.70 km N of Marston, Missouri · 15169 days ago · 5 km deep · 7 km away
  6. 1.84 km E of Marston, Missouri · 15169 days ago · 5 km deep · 6 km away
  7. 2.07 km SE of Marston, Missouri · 15170 days ago · 5 km deep · 3 km away
  8. 1.67 km ENE of Steele, Missouri · 15176 days ago · 8 km deep · 43 km away
  9. 1.814 km E of Williamsville, Missouri · 15177 days ago · 9 km deep · 89 km away
  10. 1.58 km SE of Marston, Missouri · 15178 days ago · 7 km deep · 5 km away
  11. 1.86 km NNW of Ridgely, Tennessee · 15183 days ago · 5 km deep · 18 km away
  12. 1.64 km ESE of Ridgely, Tennessee · 15186 days ago · 4 km deep · 28 km away
  13. 1.81 km SSE of Ridgely, Tennessee · 15186 days ago · 8 km deep · 26 km away
  14. 1.76 km SSE of Marston, Missouri · 15188 days ago · 5 km deep · 1 km away
  15. 2.33 km WNW of Risco, Missouri · 15188 days ago · 3 km deep · 26 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nm602553. Read Wed, Sep 30, 2026, 4:51 AM UTC.