Washington earthquakes

M1.8 earthquake 7 km WSW of Deming, Washington

A magnitude 1.8 earthquake struck 7 km WSW of Deming, Washington on Mon, Apr 29, 2002, 8:49 AM PDT (15:49 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M2.7 2 km NE of Metchosin, Canada. 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
1.8 (md), micro
Local time
UTC
2002-04-29 15:49:02 UTC
Depth
19.6 km (12.2 mi), shallow
Epicenter
48.793° N, 122.304° 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 1.1 km horizontally, 1.6 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
121°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 1.67 km WSW of Deming, Washington · 8920 days ago · 21 km deep · 1 km away
  2. 2.04 km SSE of Lake McMurray, Washington · 8914 days ago · 12 km deep · 57 km away
  3. 2.72 km NE of Metchosin, Canada · 8906 days ago · 44 km deep · 99 km away
  4. 2.73 km ESE of Lake McMurray, Washington · 8900 days ago · 14 km deep · 55 km away
  5. 1.87 km SW of Aldergrove, Canada · 8897 days ago · 10 km deep · 29 km away
  6. 1.65 km NNE of Deming, Washington · 8890 days ago · 13 km deep · 12 km away
  7. 1.70 km ENE of Oak Harbor, Washington · 8886 days ago · 22 km deep · 60 km away
  8. 1.51 km WSW of Big Lake, Washington · 8882 days ago · 15 km deep · 44 km away
  9. 1.96 km WSW of Lake Cavanaugh, Washington · 8879 days ago · 14 km deep · 56 km away
  10. 1.53 km SW of Three Lakes, Washington · 8876 days ago · 16 km deep · 98 km away
  11. 2.14 km SE of Lake McMurray, Washington · 8869 days ago · 13 km deep · 57 km away
  12. 1.74 km NW of Bryant, Washington · 8861 days ago · 12 km deep · 59 km away

Before

  1. 2.29 km SW of Concrete, Washington · 8933 days ago · -1 km deep · 49 km away
  2. 1.610 km NNW of Friday Harbor, Washington · 8940 days ago · 9 km deep · 61 km away
  3. 1.716 km N of Mission, Canada · 8944 days ago · 8 km deep · 54 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10559583. Read Wed, Sep 30, 2026, 4:16 PM UTC.