Colorado earthquakes

M2.1 earthquake Colorado

A magnitude 2.1 earthquake struck in Colorado on Wed, Jun 21, 2023, 1:37 AM MDT (07:37 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.4 24 km S of Weston, Colorado. This one was a foreshock.

Trinidad forecastMore in Colorado

Map

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

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The earthquake

Magnitude
2.1 (ml), micro
Local time
UTC
2023-06-21 07:37:52 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
37.297° N, 104.474° W
Region
Colorado
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 1.5 km horizontally, 1.7 km in depth
Magnitude uncertainty
±0.13
Depth from
Operator assigned
Station coverage gap
73°
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 35 in the 60 days after this one and 23 in the 30 days before it.

After

  1. 2.812 km SW of Weston, Colorado · 1190 days ago · 9 km deep · 50 km away
  2. 1.725 km NNE of Ute Park, New Mexico · 1188 days ago · 5 km deep · 75 km away
  3. 2.66 km NNW of El Moro, Colorado · 1188 days ago · 5 km deep · 3 km away · felt by 1
  4. 2.4Colorado · 1188 days ago · 5 km deep · 1 km away
  5. 1.77 km NNW of El Moro, Colorado · 1186 days ago · 5 km deep · 2 km away
  6. 1.715 km S of Weston, Colorado · 1185 days ago · 5 km deep · 49 km away
  7. 1.69 km SSE of Stonewall Gap, Colorado · 1184 days ago · 5 km deep · 53 km away
  8. 2.07 km NNW of El Moro, Colorado · 1182 days ago · 5 km deep · 1 km away
  9. 1.75 km ENE of El Moro, Colorado · 1182 days ago · 5 km deep · 9 km away
  10. 1.92 km S of Valdez, Colorado · 1177 days ago · 5 km deep · 30 km away
  11. 1.625 km WSW of Raton, New Mexico · 1171 days ago · 5 km deep · 54 km away
  12. 1.818 km S of Weston, Colorado · 1161 days ago · 5 km deep · 50 km away
  13. 2.330 km NNE of Ute Park, New Mexico · 1160 days ago · 5 km deep · 70 km away
  14. 1.712 km SSE of Stonewall Gap, Colorado · 1159 days ago · 5 km deep · 53 km away
  15. 2.213 km NNW of Weston, Colorado · 1156 days ago · 5 km deep · 37 km away
  16. 1.717 km SSE of Stonewall Gap, Colorado · 1156 days ago · 5 km deep · 56 km away
  17. 2.27 km NNW of El Moro, Colorado · 1151 days ago · 6 km deep · 1 km away
  18. 2.225 km S of Segundo, Colorado · 1150 days ago · 5 km deep · 53 km away
  19. 2.623 km S of Weston, Colorado · 1150 days ago · 5 km deep · 55 km away
  20. 2.125 km S of Weston, Colorado · 1150 days ago · 5 km deep · 56 km away
  21. 3.424 km S of Weston, Colorado · 1150 days ago · 8 km deep · 54 km away · felt by 5
  22. 1.823 km S of Weston, Colorado · 1150 days ago · 6 km deep · 53 km away
  23. 2.020 km S of Weston, Colorado · 1150 days ago · 5 km deep · 52 km away
  24. 2.2New Mexico · 1147 days ago · 5 km deep · 54 km away
  25. 2.023 km S of Weston, Colorado · 1146 days ago · 5 km deep · 53 km away
  26. 2.37 km N of Segundo, Colorado · 1146 days ago · 5 km deep · 28 km away
  27. 1.623 km SSW of Segundo, Colorado · 1145 days ago · 5 km deep · 52 km away
  28. 1.6New Mexico · 1145 days ago · 5 km deep · 54 km away
  29. 1.623 km SSW of Segundo, Colorado · 1145 days ago · 5 km deep · 53 km away
  30. 1.5New Mexico · 1145 days ago · 5 km deep · 52 km away
  31. 1.924 km SSW of Segundo, Colorado · 1143 days ago · 5 km deep · 53 km away
  32. 1.923 km S of Segundo, Colorado · 1141 days ago · 5 km deep · 51 km away
  33. 1.5New Mexico · 1139 days ago · 5 km deep · 50 km away
  34. 3.29 km N of Segundo, Colorado · 1139 days ago · 5 km deep · 28 km away · felt by 3
  35. 3.0Colorado · 1139 days ago · 5 km deep · 28 km away · felt by 4

Before

  1. 1.98 km N of El Moro, Colorado · 1197 days ago · 5 km deep · 1 km away
  2. 1.621 km ENE of Lynn, Colorado · 1197 days ago · 5 km deep · 24 km away
  3. 1.87 km N of El Moro, Colorado · 1198 days ago · 5 km deep · 1 km away
  4. 4.1Colorado · 1198 days ago · 6 km deep · 2 km away · felt by 56
  5. 3.47 km NNW of El Moro, Colorado · 1198 days ago · 6 km deep · 2 km away · felt by 16
  6. 1.611 km SSE of Stonewall Gap, Colorado · 1205 days ago · 5 km deep · 53 km away
  7. 2.38 km N of El Moro, Colorado · 1208 days ago · 6 km deep · 1 km away
  8. 1.516 km S of Weston, Colorado · 1208 days ago · 5 km deep · 49 km away
  9. 1.716 km S of Weston, Colorado · 1208 days ago · 5 km deep · 49 km away
  10. 1.621 km S of Segundo, Colorado · 1210 days ago · 5 km deep · 49 km away
  11. 1.715 km S of Weston, Colorado · 1211 days ago · 5 km deep · 48 km away
  12. 2.930 km S of Sequndo, Colorado · 1211 days ago · 5 km deep · 57 km away
  13. 1.532 km S of Segundo, Colorado · 1212 days ago · 5 km deep · 60 km away
  14. 2.88 km N of El Moro, Colorado · 1214 days ago · 7 km deep · 0 km away · felt by 6
  15. 3.26 km NW of El Moro, Colorado · 1216 days ago · 5 km deep · 6 km away · felt by 26
  16. 2.37 km N of El Moro, Colorado · 1216 days ago · 5 km deep · 1 km away
  17. 1.86 km WSW of Fowler, Colorado · 1216 days ago · 5 km deep · 96 km away
  18. 2.110 km SW of Weston, Colorado · 1217 days ago · 7 km deep · 48 km away
  19. 1.613 km SW of Weston, Colorado · 1217 days ago · 5 km deep · 51 km away
  20. 1.9New Mexico · 1224 days ago · 3 km deep · 58 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000ka1m. Read Tue, Sep 29, 2026, 11:52 AM UTC.