Washington earthquakes

M2.4 earthquake 12 km N of Maple Falls, Washington

A magnitude 2.4 earthquake struck 12 km N of Maple Falls, Washington on Sat, Apr 21, 1990, 9:58 AM PDT (16:58 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.6 1 km E of Deming, Washington. 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
2.4 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1990-04-21 16:58:09 UTC
Depth
8.5 km (5.3 mi), shallow
Epicenter
49.039° N, 122.046° 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 2.1 km horizontally, 1.7 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
200°, poorly surrounded by stations
Stations used
18

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 30 in the 60 days after this one and 79 in the 30 days before it.

After

  1. 2.93 km WSW of Swede Heaven, Washington · 13311 days ago · 3 km deep · 88 km away
  2. 2.13 km SW of Swede Heaven, Washington · 13311 days ago · 3 km deep · 88 km away
  3. 1.73 km ENE of Deming, Washington · 13311 days ago · 14 km deep · 25 km away
  4. 2.56 km NE of Deming, Washington · 13311 days ago · 11 km deep · 22 km away
  5. 1.91 km WSW of Big Lake, Washington · 13309 days ago · -1 km deep · 73 km away
  6. 3.12 km ESE of Deming, Washington · 13309 days ago · 1 km deep · 26 km away
  7. 1.54 km SW of Darrington, Washington · 13305 days ago · 4 km deep · 95 km away
  8. 2.24 km ENE of Deming, Washington · 13302 days ago · 1 km deep · 24 km away
  9. 1.52 km WSW of Peaceful Valley, Washington · 13302 days ago · 8 km deep · 16 km away
  10. 1.72 km ESE of Deming, Washington · 13296 days ago · 6 km deep · 26 km away
  11. 1.814 km WNW of Chilliwack, Canada · 13295 days ago · -1 km deep · 21 km away
  12. 2.23 km WNW of Lyman, Washington · 13295 days ago · 0 km deep · 56 km away
  13. 1.64 km E of Deming, Washington · 13294 days ago · 2 km deep · 25 km away
  14. 2.130 km NE of Anmore, Canada · 13291 days ago · 3 km deep · 67 km away
  15. 1.54 km ESE of Deming, Washington · 13290 days ago · -1 km deep · 27 km away
  16. 1.55 km ESE of Deming, Washington · 13290 days ago · -1 km deep · 28 km away
  17. 1.9Washington · 13289 days ago · -1 km deep · 27 km away
  18. 1.73 km ESE of Hamilton, Washington · 13287 days ago · -1 km deep · 59 km away
  19. 2.61 km E of Deming, Washington · 13286 days ago · 3 km deep · 26 km away
  20. 2.55 km E of Deming, Washington · 13286 days ago · 4 km deep · 24 km away
  21. 2.5Washington · 13285 days ago · 1 km deep · 26 km away
  22. 1.62 km ENE of Deming, Washington · 13282 days ago · 1 km deep · 25 km away
  23. 3.61 km E of Deming, Washington · 13281 days ago · 1 km deep · 26 km away
  24. 1.74 km E of Deming, Washington · 13279 days ago · -1 km deep · 26 km away
  25. 2.814 km ESE of Salt Spring Island, Canada · 13277 days ago · 59 km deep · 96 km away
  26. 2.05 km E of Deming, Washington · 13267 days ago · 11 km deep · 25 km away
  27. 2.21 km S of Big Lake, Washington · 13262 days ago · 15 km deep · 74 km away
  28. 1.9Washington · 13262 days ago · 2 km deep · 87 km away
  29. 1.62 km SSW of Big Lake, Washington · 13258 days ago · 16 km deep · 74 km away
  30. 1.60 km NNE of Orcas, Washington · 13253 days ago · 31 km deep · 82 km away

Before

  1. 3.34 km E of Deming, Washington · 13313 days ago · 3 km deep · 25 km away
  2. 1.53 km ENE of Deming, Washington · 13313 days ago · -1 km deep · 24 km away
  3. 1.85 km NE of Deming, Washington · 13313 days ago · -1 km deep · 22 km away
  4. 1.73 km E of Deming, Washington · 13314 days ago · 0 km deep · 25 km away
  5. 1.54 km SE of Deming, Washington · 13314 days ago · -1 km deep · 28 km away
  6. 2.13 km NE of Deming, Washington · 13315 days ago · 4 km deep · 24 km away
  7. 1.75 km NE of Deming, Washington · 13315 days ago · 0 km deep · 22 km away
  8. 2.13 km SE of Deming, Washington · 13316 days ago · -1 km deep · 28 km away
  9. 1.72 km ESE of Deming, Washington · 13316 days ago · -1 km deep · 27 km away
  10. 2.15 km NE of Deming, Washington · 13316 days ago · 14 km deep · 22 km away
  11. 1.73 km WSW of Swede Heaven, Washington · 13316 days ago · 2 km deep · 87 km away
  12. 2.53 km ENE of Deming, Washington · 13317 days ago · 3 km deep · 25 km away
  13. 1.94 km SE of Deming, Washington · 13317 days ago · -1 km deep · 28 km away
  14. 2.22 km NE of Deming, Washington · 13317 days ago · 3 km deep · 25 km away
  15. 1.62 km ESE of Peaceful Valley, Washington · 13318 days ago · -1 km deep · 13 km away
  16. 2.74 km NE of Deming, Washington · 13318 days ago · 3 km deep · 23 km away
  17. 1.72 km E of Deming, Washington · 13318 days ago · 2 km deep · 26 km away
  18. 1.95 km SE of Deming, Washington · 13318 days ago · -1 km deep · 29 km away
  19. 1.95 km SE of Deming, Washington · 13318 days ago · -1 km deep · 28 km away
  20. 1.83 km ESE of Deming, Washington · 13318 days ago · -1 km deep · 27 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10261238. Read Fri, Oct 2, 2026, 9:40 AM UTC.