Oklahoma earthquakes

M1.9 earthquake 7 km NE of Alex, Oklahoma

A magnitude 1.9 earthquake struck 7 km NE of Alex, Oklahoma on Mon, Jul 27, 2020, 4:20 AM CDT (09:20 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.4 7 km SSE of Erin Springs, Oklahoma. This one was a foreshock.

Alex 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
1.9 (ML, local (Richter)), micro
Magnitude from
Oklahoma Geological Survey
Local time
UTC
2020-07-27 09:20:04 UTC
Depth
9.8 km (6.1 mi), shallow
Epicenter
34.959° N, 97.713° 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.

Magnitude uncertainty
±0.19
Station coverage gap
35°
Stations used
73

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 47 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 1.68 km SW of Dibble, Oklahoma · 2259 days ago · 8 km deep · 3 km away
  2. 2.37 km N of Spencer, Oklahoma · 2251 days ago · 6 km deep · 76 km away
  3. 1.67 km WSW of Blanchard, Oklahoma · 2250 days ago · 8 km deep · 16 km away
  4. 1.56 km WSW of Blanchard, Oklahoma · 2250 days ago · 8 km deep · 16 km away
  5. 1.66 km WSW of Blanchard, Oklahoma · 2249 days ago · 7 km deep · 17 km away
  6. 1.66 km SW of Blanchard, Oklahoma · 2249 days ago · 7 km deep · 16 km away
  7. 1.68 km WSW of Blanchard, Oklahoma · 2248 days ago · 8 km deep · 16 km away
  8. 1.511 km NE of Harrah, Oklahoma · 2248 days ago · 7 km deep · 89 km away
  9. 1.86 km WSW of Blanchard, Oklahoma · 2248 days ago · 5 km deep · 16 km away
  10. 1.86 km SW of Blanchard, Oklahoma · 2248 days ago · 8 km deep · 16 km away
  11. 1.95 km SW of Kingfisher, Oklahoma · 2242 days ago · 8 km deep · 99 km away
  12. 1.54 km WNW of Minco, Oklahoma · 2241 days ago · 5 km deep · 48 km away
  13. 2.33 km W of Minco, Oklahoma · 2240 days ago · 8 km deep · 46 km away · felt by 1
  14. 1.77 km ENE of McLoud, Oklahoma · 2240 days ago · 7 km deep · 84 km away
  15. 1.74 km WNW of Minco, Oklahoma · 2240 days ago · 6 km deep · 48 km away
  16. 1.92 km WSW of Minco, Oklahoma · 2240 days ago · 6 km deep · 45 km away
  17. 1.84 km WNW of Minco, Oklahoma · 2240 days ago · 7 km deep · 48 km away
  18. 1.64 km WNW of Minco, Oklahoma · 2239 days ago · 6 km deep · 49 km away
  19. 1.64 km WNW of Minco, Oklahoma · 2239 days ago · 6 km deep · 48 km away
  20. 1.63 km WNW of Minco, Oklahoma · 2239 days ago · 7 km deep · 48 km away
  21. 2.34 km WNW of Minco, Oklahoma · 2238 days ago · 7 km deep · 48 km away · felt by 1
  22. 1.66 km SW of Blanchard, Oklahoma · 2238 days ago · 7 km deep · 16 km away
  23. 1.67 km SW of Blanchard, Oklahoma · 2238 days ago · 8 km deep · 16 km away
  24. 1.76 km WNW of Minco, Oklahoma · 2237 days ago · 5 km deep · 50 km away
  25. 1.67 km WSW of Blanchard, Oklahoma · 2237 days ago · 8 km deep · 16 km away
  26. 2.54 km SW of Apache, Oklahoma · 2237 days ago · 14 km deep · 63 km away · felt by 15
  27. 1.67 km SW of Blanchard, Oklahoma · 2237 days ago · 8 km deep · 16 km away
  28. 1.63 km W of Minco, Oklahoma · 2237 days ago · 7 km deep · 46 km away
  29. 1.83 km WNW of Minco, Oklahoma · 2236 days ago · 6 km deep · 47 km away
  30. 1.57 km WSW of Blanchard, Oklahoma · 2236 days ago · 7 km deep · 16 km away
  31. 2.86 km WSW of Apache, Oklahoma · 2236 days ago · 18 km deep · 66 km away · felt by 53
  32. 1.73 km WSW of Minco, Oklahoma · 2236 days ago · 8 km deep · 46 km away
  33. 1.72 km WNW of Minco, Oklahoma · 2236 days ago · 5 km deep · 47 km away
  34. 1.85 km NNE of Edmond, Oklahoma · 2235 days ago · 7 km deep · 85 km away
  35. 2.34 km WNW of Minco, Oklahoma · 2226 days ago · 7 km deep · 48 km away
  36. 3.47 km SSE of Erin Springs, Oklahoma · 2220 days ago · 7 km deep · 27 km away · felt by 10
  37. 1.85 km N of Harrah, Oklahoma · 2219 days ago · 17 km deep · 82 km away
  38. 1.71 km S of Okarche, Oklahoma · 2216 days ago · 5 km deep · 87 km away
  39. 1.52 km SW of Tuttle, Oklahoma · 2214 days ago · 7 km deep · 37 km away
  40. 2.02 km NE of Newcastle, Oklahoma · 2213 days ago · 7 km deep · 36 km away
  41. 1.63 km SW of Tuttle, Oklahoma · 2212 days ago · 7 km deep · 37 km away
  42. 1.63 km SSW of Tuttle, Oklahoma · 2212 days ago · 6 km deep · 35 km away · felt by 1
  43. 1.54 km S of Tuttle, Oklahoma · 2212 days ago · 7 km deep · 34 km away
  44. 1.68 km SSE of Erin Springs, Oklahoma · 2205 days ago · 7 km deep · 27 km away
  45. 2.87 km NE of Lake Aluma, Oklahoma · 2205 days ago · 7 km deep · 76 km away · felt by 71
  46. 1.53 km ENE of Union City, Oklahoma · 2201 days ago · 5 km deep · 52 km away
  47. 1.56 km NNE of Union City, Oklahoma · 2201 days ago · 7 km deep · 56 km away

Before

  1. 1.610 km NNW of Maysville, Oklahoma · 2272 days ago · 7 km deep · 26 km away
  2. 1.8Oklahoma · 2273 days ago · 6 km deep · 89 km away
  3. 1.99 km WSW of Blanchard, Oklahoma · 2275 days ago · 8 km deep · 17 km away
  4. 1.51 km SSW of Dibble, Oklahoma · 2284 days ago · 7 km deep · 10 km away
  5. 1.81 km S of Dibble, Oklahoma · 2284 days ago · 7 km deep · 10 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2020oqtc. Read Mon, Oct 5, 2026, 6:15 AM UTC.