Colorado earthquakes

M2.1 earthquake 7 km N of Segundo, Colorado

A magnitude 2.1 earthquake struck 7 km N of Segundo, Colorado on Tue, May 9, 2023, 3:43 AM MDT (09:43 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.3 8 km N of Segundo, 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 (mb_lg), micro
Local time
UTC
2023-05-09 09:43:05 UTC
Depth
6.5 km (4.1 mi), shallow
Epicenter
37.196° N, 104.743° 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, 1.0 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
79°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 39 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 1.78 km N of Segundo, Colorado · 1233 days ago · 6 km deep · 0 km away
  2. 2.38 km N of Segundo, Colorado · 1232 days ago · 3 km deep · 1 km away
  3. 2.57 km N of El Moro, Colorado · 1232 days ago · 7 km deep · 26 km away · felt by 2
  4. 3.115 km SW of Weston, Colorado · 1228 days ago · 8 km deep · 27 km away · felt by 5
  5. 2.818 km S of Stonewall Gap, Colorado · 1225 days ago · 5 km deep · 35 km away
  6. 1.731 km S of Segundo, Colorado · 1223 days ago · 6 km deep · 40 km away
  7. 1.510 km NNE of Weston, Colorado · 1221 days ago · 5 km deep · 6 km away
  8. 2.17 km WNW of Hoehne, Colorado · 1220 days ago · 6 km deep · 27 km away
  9. 1.5New Mexico · 1219 days ago · 5 km deep · 39 km away
  10. 2.616 km SSW of Weston, Colorado · 1219 days ago · 7 km deep · 28 km away
  11. 1.9New Mexico · 1218 days ago · 3 km deep · 38 km away
  12. 1.613 km SW of Weston, Colorado · 1211 days ago · 5 km deep · 25 km away
  13. 2.110 km SW of Weston, Colorado · 1211 days ago · 7 km deep · 22 km away
  14. 2.37 km N of El Moro, Colorado · 1210 days ago · 5 km deep · 25 km away
  15. 3.26 km NW of El Moro, Colorado · 1210 days ago · 5 km deep · 21 km away · felt by 26
  16. 2.88 km N of El Moro, Colorado · 1209 days ago · 7 km deep · 26 km away · felt by 6
  17. 1.532 km S of Segundo, Colorado · 1206 days ago · 5 km deep · 41 km away
  18. 2.930 km S of Sequndo, Colorado · 1206 days ago · 5 km deep · 39 km away
  19. 1.715 km S of Weston, Colorado · 1205 days ago · 5 km deep · 25 km away
  20. 1.621 km S of Segundo, Colorado · 1205 days ago · 5 km deep · 29 km away
  21. 1.716 km S of Weston, Colorado · 1203 days ago · 5 km deep · 26 km away
  22. 1.516 km S of Weston, Colorado · 1202 days ago · 5 km deep · 26 km away
  23. 2.38 km N of El Moro, Colorado · 1202 days ago · 6 km deep · 26 km away
  24. 1.611 km SSE of Stonewall Gap, Colorado · 1199 days ago · 5 km deep · 27 km away
  25. 3.47 km NNW of El Moro, Colorado · 1192 days ago · 6 km deep · 24 km away · felt by 16
  26. 4.1Colorado · 1192 days ago · 6 km deep · 27 km away · felt by 56
  27. 1.87 km N of El Moro, Colorado · 1192 days ago · 5 km deep · 25 km away
  28. 1.621 km ENE of Lynn, Colorado · 1192 days ago · 5 km deep · 45 km away
  29. 1.98 km N of El Moro, Colorado · 1191 days ago · 5 km deep · 26 km away
  30. 2.1Colorado · 1190 days ago · 5 km deep · 26 km away
  31. 2.812 km SW of Weston, Colorado · 1184 days ago · 9 km deep · 24 km away
  32. 1.725 km NNE of Ute Park, New Mexico · 1182 days ago · 5 km deep · 53 km away
  33. 2.66 km NNW of El Moro, Colorado · 1182 days ago · 5 km deep · 24 km away · felt by 1
  34. 2.4Colorado · 1182 days ago · 5 km deep · 26 km away
  35. 1.77 km NNW of El Moro, Colorado · 1180 days ago · 5 km deep · 25 km away
  36. 1.715 km S of Weston, Colorado · 1179 days ago · 5 km deep · 25 km away
  37. 1.69 km SSE of Stonewall Gap, Colorado · 1178 days ago · 5 km deep · 26 km away
  38. 2.07 km NNW of El Moro, Colorado · 1176 days ago · 5 km deep · 25 km away
  39. 1.75 km ENE of El Moro, Colorado · 1176 days ago · 5 km deep · 30 km away

Before

  1. 1.68 km N of Segundo, Colorado · 1234 days ago · 7 km deep · 1 km away
  2. 1.67 km N of Segundo, Colorado · 1235 days ago · 6 km deep · 0 km away
  3. 1.56 km NNW of El Moro, Colorado · 1236 days ago · 5 km deep · 25 km away
  4. 3.324 km S of Weston, Colorado · 1237 days ago · 3 km deep · 33 km away · felt by 2
  5. 2.024 km S of Weston, Colorado · 1238 days ago · 7 km deep · 33 km away
  6. 3.48 km N of Segundo, Colorado · 1239 days ago · 4 km deep · 1 km away · felt by 7
  7. 3.333 km WSW of Raton, New Mexico · 1240 days ago · 4 km deep · 43 km away · felt by 1
  8. 1.527 km S of Segundo, Colorado · 1241 days ago · 5 km deep · 35 km away
  9. 2.77 km N of Segundo, Colorado · 1243 days ago · 6 km deep · 1 km away
  10. 1.921 km NE of Hoehne, Colorado · 1248 days ago · 5 km deep · 54 km away
  11. 1.74 km NNW of Hoehne, Colorado · 1249 days ago · 5 km deep · 34 km away
  12. 2.87 km N of Segundo, Colorado · 1254 days ago · 7 km deep · 1 km away · felt by 2
  13. 1.7Colorado · 1254 days ago · 5 km deep · 2 km away
  14. 2.17 km N of Segundo, Colorado · 1255 days ago · 5 km deep · 0 km away
  15. 1.66 km W of El Moro, Colorado · 1256 days ago · 5 km deep · 18 km away
  16. 1.56 km NNW of Segundo, Colorado · 1256 days ago · 5 km deep · 3 km away
  17. 1.514 km SSE of Stonewall Gap, Colorado · 1256 days ago · 5 km deep · 27 km away
  18. 1.513 km SW of Weston, Colorado · 1256 days ago · 5 km deep · 25 km away
  19. 1.57 km N of Segundo, Colorado · 1262 days ago · 5 km deep · 1 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000kake. Read Wed, Sep 23, 2026, 4:43 PM UTC.