Oklahoma earthquakes

M2.5 earthquake 5 km N of Foster, Oklahoma

A magnitude 2.5 earthquake struck 5 km N of Foster, Oklahoma on Sun, Jan 21, 2018, 7:06 AM CST (13:06 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.7 6 km N of Foster, Oklahoma. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.5 (ml), micro
Local time
UTC
2018-01-21 13:06:03 UTC
Depth
4.7 km (2.9 mi), shallow
Epicenter
34.663° N, 97.495° 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 1.8 km horizontally, 5.4 km in depth
Station coverage gap
46°
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 2.76 km N of Foster, Oklahoma · 3164 days ago · 6 km deep · 1 km away
  2. 2.58 km NNW of Union City, Oklahoma · 3156 days ago · 5 km deep · 99 km away
  3. 2.615 km W of Union City, Oklahoma · 3154 days ago · 6 km deep · 99 km away
  4. 3.26 km N of Foster, Oklahoma · 3153 days ago · 4 km deep · 1 km away · felt by 7
  5. 2.515 km W of Union City, Oklahoma · 3152 days ago · 7 km deep · 98 km away · felt by 8
  6. 2.17 km S of Washington, Oklahoma · 3146 days ago · 5 km deep · 37 km away · felt by 2
  7. 2.91 km NW of Minco, Oklahoma · 3139 days ago · 7 km deep · 84 km away · felt by 9
  8. 2.87 km NNE of Union City, Oklahoma · 3119 days ago · 5 km deep · 96 km away
  9. 2.35 km N of Union City, Oklahoma · 3119 days ago · 7 km deep · 95 km away · felt by 9

Before

  1. 2.68 km SSW of Dibble, Oklahoma · 3170 days ago · 7 km deep · 37 km away
  2. 2.513 km W of Union City, Oklahoma · 3171 days ago · 7 km deep · 96 km away · felt by 2
  3. 2.44 km SE of Minco, Oklahoma · 3178 days ago · 6 km deep · 78 km away · felt by 3
  4. 2.46 km NNW of Alex, Oklahoma · 3183 days ago · 6 km deep · 45 km away
  5. 2.53 km SSW of Dibble, Oklahoma · 3189 days ago · 8 km deep · 40 km away · felt by 1
  6. 2.45 km WSW of Minco, Oklahoma · 3191 days ago · 13 km deep · 83 km away
  7. 3.73 km NNE of Dale, Oklahoma · 3191 days ago · 5 km deep · 95 km away · felt by 131

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000cm4e. Read Wed, Sep 23, 2026, 7:09 PM UTC.