Oklahoma earthquakes

M1.8 earthquake 12 km SE of Dibble, Oklahoma

A magnitude 1.8 earthquake struck 12 km SE of Dibble, Oklahoma on Wed, Apr 18, 2018, 12:29 AM CDT (05:29 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.2 Oklahoma. This one was a foreshock.

Dibble forecastMore in Oklahoma

Map

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

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The earthquake

Magnitude
1.8 (ml), micro
Local time
UTC
2018-04-18 05:29:00 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
34.957° N, 97.535° W
Region
Oklahoma
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 1.4 km horizontally, 1.0 km in depth
Magnitude uncertainty
±0.08
Depth from
Operator assigned
Station coverage gap
62°
Stations used
25

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 10 in the 30 days before it.

After

  1. 1.812 km S of Cedar Valley, Oklahoma · 3073 days ago · 9 km deep · 89 km away
  2. 2.2Oklahoma · 3071 days ago · 5 km deep · 57 km away
  3. 2.513 km W of Union City, Oklahoma · 3071 days ago · 6 km deep · 69 km away · felt by 3
  4. 2.96 km ENE of Edmond, Oklahoma · 3062 days ago · 5 km deep · 81 km away · felt by 40
  5. 2.514 km W of Union City, Oklahoma · 3057 days ago · 8 km deep · 70 km away
  6. 2.11 km SE of Choctaw, Oklahoma · 3051 days ago · 5 km deep · 64 km away · felt by 1
  7. 2.54 km N of Harrah, Oklahoma · 3046 days ago · 5 km deep · 72 km away · felt by 1
  8. 3.46 km WNW of Arcadia, Oklahoma · 3044 days ago · 5 km deep · 82 km away · felt by 24
  9. 2.89 km WNW of Prague, Oklahoma · 3037 days ago · 6 km deep · 94 km away · felt by 1
  10. 2.615 km W of Union City, Oklahoma · 3034 days ago · 8 km deep · 71 km away · felt by 2

Before

  1. 1.66 km N of Union City, Oklahoma · 3082 days ago · 5 km deep · 66 km away
  2. 2.38 km SE of Dibble, Oklahoma · 3083 days ago · 6 km deep · 4 km away · felt by 4
  3. 3.57 km W of Arcadia, Oklahoma · 3090 days ago · 7 km deep · 80 km away · felt by 99
  4. 2.23 km ESE of Bridge Creek, Oklahoma · 3090 days ago · 6 km deep · 34 km away · felt by 5
  5. 2.67 km NNW of Tuttle, Oklahoma · 3095 days ago · 6 km deep · 53 km away · felt by 7
  6. 2.48 km SSE of Sparks, Oklahoma · 3096 days ago · 7 km deep · 95 km away · felt by 2
  7. 3.113 km W of Union City, Oklahoma · 3096 days ago · 7 km deep · 69 km away · felt by 4
  8. 2.713 km W of Union City, Oklahoma · 3097 days ago · 6 km deep · 69 km away
  9. 2.514 km W of Union City, Oklahoma · 3098 days ago · 7 km deep · 69 km away · felt by 1
  10. 2.14 km NW of Yukon, Oklahoma · 3098 days ago · 6 km deep · 69 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000dnbs. Read Tue, Sep 22, 2026, 8:13 AM UTC.