Washington earthquakes

M2.6 earthquake 13 km W of Mansfield, Washington

A magnitude 2.6 earthquake struck 13 km W of Mansfield, Washington on Mon, Apr 23, 1990, 7:20 PM PDT (02:20 UTC), -1 km (-1 mi) below the surface.

Chelan forecastMore in Washington

Map

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

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The earthquake

Magnitude
2.6 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1990-04-24 02:20:28 UTC
Depth
-1.0 km (-0.6 mi), shallow
Epicenter
47.831° N, 119.812° W
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 0.2 km horizontally, 0.2 km in depth
Magnitude uncertainty
±0.08
Depth from
Operator assigned
Station coverage gap
77°
Stations used
20

Nearest places

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

Nearby

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

After

  1. 1.86 km W of Entiat, Washington · 13308 days ago · -1 km deep · 40 km away
  2. 2.26 km ESE of Mansfield, Washington · 13298 days ago · 0 km deep · 19 km away
  3. 1.86 km ESE of Mansfield, Washington · 13298 days ago · 0 km deep · 19 km away
  4. 1.83 km NNW of Waterville, Washington · 13295 days ago · 7 km deep · 27 km away
  5. 1.61 km SE of Entiat, Washington · 13288 days ago · 4 km deep · 34 km away
  6. 1.710 km WNW of Vantage, Washington · 13278 days ago · 2 km deep · 99 km away
  7. 1.813 km WSW of Winthrop, Washington · 13258 days ago · -1 km deep · 78 km away

Before

  1. 1.69 km NNE of Entiat, Washington · 13311 days ago · 0 km deep · 28 km away
  2. 2.014 km S of Loomis, Washington · 13312 days ago · 0 km deep · 96 km away
  3. 2.69 km NNW of Entiat, Washington · 13317 days ago · 0 km deep · 35 km away
  4. 1.88 km WSW of Chelan, Washington · 13320 days ago · 4 km deep · 23 km away
  5. 1.84 km NE of Entiat, Washington · 13322 days ago · -1 km deep · 30 km away
  6. 1.79 km WNW of Entiat, Washington · 13330 days ago · 0 km deep · 40 km away
  7. 2.813 km NNW of Hartline, Washington · 13333 days ago · 7 km deep · 49 km away
  8. 1.812 km NW of Malott, Washington · 13337 days ago · 7 km deep · 60 km away
  9. 2.28 km NNE of Cashmere, Washington · 13340 days ago · 7 km deep · 52 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10262338. Read Fri, Oct 2, 2026, 6:00 AM UTC.