Colorado earthquakes

M1.7 earthquake 6 km NNE of Segundo, Colorado

A magnitude 1.7 earthquake struck 6 km NNE of Segundo, Colorado on Sun, Mar 26, 2023, 4:02 AM MDT (10:02 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.4 8 km N of Segundo, Colorado. 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
1.7 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-03-26 10:02:31 UTC
Depth
6.9 km (4.3 mi), shallow
Epicenter
37.179° N, 104.740° W
Region
Colorado
Felt reports
2
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.9 km horizontally, 1.6 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
80°
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 38 in the 60 days after this one and 33 in the 30 days before it.

After

  1. 2.011 km NNW of Segundo, Colorado · 1287 days ago · 7 km deep · 7 km away
  2. 1.816 km NNE of Weston, Colorado · 1286 days ago · 5 km deep · 12 km away
  3. 1.812 km SSE of Stonewall Gap, Colorado · 1283 days ago · 5 km deep · 27 km away
  4. 2.1Colorado · 1279 days ago · 5 km deep · 28 km away
  5. 1.519 km S of Weston, Colorado · 1278 days ago · 5 km deep · 26 km away
  6. 2.07 km N of Segundo, Colorado · 1277 days ago · 6 km deep · 2 km away
  7. 2.0Colorado · 1277 days ago · 7 km deep · 3 km away
  8. 1.57 km N of Segundo, Colorado · 1272 days ago · 5 km deep · 2 km away
  9. 1.513 km SW of Weston, Colorado · 1266 days ago · 5 km deep · 24 km away
  10. 1.514 km SSE of Stonewall Gap, Colorado · 1266 days ago · 5 km deep · 26 km away
  11. 1.56 km NNW of Segundo, Colorado · 1266 days ago · 5 km deep · 4 km away
  12. 1.66 km W of El Moro, Colorado · 1266 days ago · 5 km deep · 18 km away
  13. 2.17 km N of Segundo, Colorado · 1265 days ago · 5 km deep · 2 km away
  14. 1.7Colorado · 1264 days ago · 5 km deep · 3 km away
  15. 2.87 km N of Segundo, Colorado · 1264 days ago · 7 km deep · 1 km away · felt by 2
  16. 1.74 km NNW of Hoehne, Colorado · 1259 days ago · 5 km deep · 34 km away
  17. 1.921 km NE of Hoehne, Colorado · 1258 days ago · 5 km deep · 55 km away
  18. 2.77 km N of Segundo, Colorado · 1253 days ago · 6 km deep · 1 km away
  19. 1.527 km S of Segundo, Colorado · 1252 days ago · 5 km deep · 33 km away
  20. 3.333 km WSW of Raton, New Mexico · 1250 days ago · 4 km deep · 41 km away · felt by 1
  21. 3.48 km N of Segundo, Colorado · 1249 days ago · 4 km deep · 3 km away · felt by 7
  22. 2.024 km S of Weston, Colorado · 1249 days ago · 7 km deep · 31 km away
  23. 3.324 km S of Weston, Colorado · 1247 days ago · 3 km deep · 31 km away · felt by 2
  24. 1.56 km NNW of El Moro, Colorado · 1247 days ago · 5 km deep · 26 km away
  25. 1.67 km N of Segundo, Colorado · 1245 days ago · 6 km deep · 2 km away
  26. 1.68 km N of Segundo, Colorado · 1244 days ago · 7 km deep · 3 km away
  27. 2.17 km N of Segundo, Colorado · 1244 days ago · 7 km deep · 2 km away
  28. 1.78 km N of Segundo, Colorado · 1243 days ago · 6 km deep · 2 km away
  29. 2.38 km N of Segundo, Colorado · 1243 days ago · 3 km deep · 3 km away
  30. 2.57 km N of El Moro, Colorado · 1242 days ago · 7 km deep · 26 km away · felt by 2
  31. 3.115 km SW of Weston, Colorado · 1238 days ago · 8 km deep · 26 km away · felt by 5
  32. 2.818 km S of Stonewall Gap, Colorado · 1235 days ago · 5 km deep · 34 km away
  33. 1.731 km S of Segundo, Colorado · 1233 days ago · 6 km deep · 38 km away
  34. 1.510 km NNE of Weston, Colorado · 1231 days ago · 5 km deep · 7 km away
  35. 2.17 km WNW of Hoehne, Colorado · 1230 days ago · 6 km deep · 27 km away
  36. 1.5New Mexico · 1230 days ago · 5 km deep · 37 km away
  37. 2.616 km SSW of Weston, Colorado · 1230 days ago · 7 km deep · 26 km away
  38. 1.9New Mexico · 1228 days ago · 3 km deep · 37 km away

Before

  1. 1.88 km N of Segundo, Colorado · 1288 days ago · 6 km deep · 3 km away
  2. 3.84 km WNW of Hoehne, Colorado · 1294 days ago · 6 km deep · 30 km away · felt by 54
  3. 2.98 km N of Segundo, Colorado · 1295 days ago · 6 km deep · 2 km away · felt by 10
  4. 2.28 km N of Segundo, Colorado · 1296 days ago · 6 km deep · 2 km away
  5. 1.729 km NNE of Ute Park, New Mexico · 1297 days ago · 5 km deep · 47 km away
  6. 1.59 km N of Segundo, Colorado · 1299 days ago · 5 km deep · 5 km away
  7. 1.610 km N of Segundo, Colorado · 1299 days ago · 5 km deep · 4 km away
  8. 1.5Colorado · 1299 days ago · 5 km deep · 5 km away
  9. 3.26 km NNW of Segundo, Colorado · 1300 days ago · 7 km deep · 3 km away · felt by 8
  10. 1.58 km N of Segundo, Colorado · 1300 days ago · 5 km deep · 3 km away
  11. 1.811 km NNW of Segundo, Colorado · 1300 days ago · 5 km deep · 6 km away
  12. 2.48 km N of Segundo, Colorado · 1301 days ago · 6 km deep · 2 km away
  13. 1.68 km NNW of Segundo, Colorado · 1301 days ago · 5 km deep · 4 km away
  14. 1.910 km NNW of Segundo, Colorado · 1301 days ago · 5 km deep · 6 km away
  15. 1.68 km NNE of Segundo, Colorado · 1302 days ago · 5 km deep · 2 km away
  16. 1.97 km N of Segundo, Colorado · 1302 days ago · 6 km deep · 2 km away
  17. 2.0Colorado · 1303 days ago · 6 km deep · 3 km away · felt by 1
  18. 3.95 km N of Sequndo, Colorado · 1303 days ago · 4 km deep · 2 km away · felt by 14
  19. 3.58 km N of Segundo, Colorado · 1303 days ago · 3 km deep · 3 km away · felt by 11
  20. 3.011 km N of Segundo, Colorado · 1303 days ago · 2 km deep · 6 km away · felt by 10

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000jmu4. Read Sat, Oct 3, 2026, 9:35 PM UTC.