Arkansas earthquakes

M1.7 earthquake 8 km E of Concord, Arkansas

A magnitude 1.7 earthquake struck 8 km E of Concord, Arkansas on Sat, Jun 30, 2012, 11:35 AM CDT (16:35 UTC), 18 km (11 mi) below the surface.

A larger quake followed: M3.3 0 km NE of Greenbrier, Arkansas. This one was a foreshock.

Southside forecastMore in Arkansas

Map

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

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The earthquake

Magnitude
1.7 (Md, duration), micro
Magnitude from
NM
Local time
UTC
2012-06-30 16:35:54 UTC
Depth
17.6 km (10.9 mi), shallow
Epicenter
35.665° N, 91.756° W
Region
Arkansas
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.

Location uncertainty
About 1.1 km horizontally, 2.7 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
141°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 2.3Arkansas · 5197 days ago · 0 km deep · 64 km away
  2. 2.29 km SW of Center Ridge, Arkansas · 5197 days ago · 4 km deep · 89 km away
  3. 1.911 km SW of Center Ridge, Arkansas · 5195 days ago · 4 km deep · 90 km away
  4. 2.08 km NNE of Center Ridge, Arkansas · 5170 days ago · 0 km deep · 73 km away
  5. 1.912 km NNE of Damascus, Arkansas · 5168 days ago · 0 km deep · 58 km away
  6. 2.013 km NNE of Damascus, Arkansas · 5168 days ago · 0 km deep · 56 km away
  7. 2.47 km ENE of Ravenden Springs, Arkansas · 5164 days ago · 6 km deep · 93 km away · felt by 11
  8. 2.311 km SSW of Fairfield Bay, Arkansas · 5163 days ago · 3 km deep · 54 km away
  9. 3.30 km NE of Greenbrier, Arkansas · 5157 days ago · 4 km deep · 74 km away · felt by 34
  10. 1.51 km ESE of Greenbrier, Arkansas · 5157 days ago · 6 km deep · 74 km away
  11. 2.51 km NE of Greenbrier, Arkansas · 5156 days ago · 3 km deep · 73 km away
  12. 2.0Arkansas · 5156 days ago · 6 km deep · 74 km away
  13. 2.51 km E of Greenbrier, Arkansas · 5156 days ago · 6 km deep · 73 km away
  14. 1.91 km ENE of Greenbrier, Arkansas · 5156 days ago · 5 km deep · 73 km away
  15. 1.82 km NW of Horseshoe Bend, Arkansas · 5151 days ago · 16 km deep · 65 km away
  16. 2.35 km SE of Quitman, Arkansas · 5147 days ago · 0 km deep · 51 km away

Before

  1. 2.36 km N of Damascus, Arkansas · 5207 days ago · 0 km deep · 64 km away
  2. 2.711 km NNW of Quitman, Arkansas · 5212 days ago · 4 km deep · 53 km away · felt by 3
  3. 1.86 km NW of Strawberry, Arkansas · 5222 days ago · 0 km deep · 53 km away
  4. 1.63 km WNW of Lynn, Arkansas · 5224 days ago · 6 km deep · 58 km away
  5. 2.18 km NW of Mount Vernon, Arkansas · 5226 days ago · 3 km deep · 59 km away
  6. 2.27 km NW of Mount Vernon, Arkansas · 5226 days ago · 3 km deep · 59 km away
  7. 2.27 km WSW of Rose Bud, Arkansas · 5227 days ago · 3 km deep · 54 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nm609465. Read Thu, Oct 1, 2026, 9:04 PM UTC.