Washington earthquakes

M1.6 earthquake 37 km SE of Morton, Washington

A magnitude 1.6 earthquake struck 37 km SE of Morton, Washington on Wed, Jul 14, 1976, 11:00 AM PDT (18:00 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M1.8 7 km NNE of Onalaska, Washington. This one was a foreshock.

Morton forecastMore in Washington

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
1.6 (md), micro
Local time
UTC
1976-07-14 18:00:57 UTC
Depth
2.9 km (1.8 mi), shallow
Epicenter
46.313° N, 121.947° 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 20.9 km horizontally, 99.9 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
221°, poorly surrounded by stations
Stations used
4

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 1.87 km NNE of Onalaska, Washington · 18328 days ago · 22 km deep · 67 km away
  2. 1.931 km SSE of Mossyrock, Washington · 18318 days ago · 3 km deep · 35 km away
  3. 1.824 km NW of Trout Lake, Washington · 18316 days ago · 3 km deep · 23 km away
  4. 1.739 km SSE of Morton, Washington · 18310 days ago · 4 km deep · 14 km away
  5. 1.65 km ENE of Onalaska, Washington · 18308 days ago · 23 km deep · 63 km away
  6. 2.031 km S of Morton, Washington · 18297 days ago · 18 km deep · 25 km away
  7. 1.510 km WNW of Packwood, Washington · 18297 days ago · -1 km deep · 37 km away
  8. 2.221 km SSE of Mossyrock, Washington · 18297 days ago · 3 km deep · 34 km away
  9. 1.628 km NW of Trout Lake, Washington · 18282 days ago · 9 km deep · 19 km away
  10. 1.62 km ENE of Brush Prairie, Washington · 18282 days ago · 10 km deep · 77 km away
  11. 1.515 km SW of Alder, Washington · 18281 days ago · 9 km deep · 56 km away
  12. 1.94 km W of Packwood, Washington · 18278 days ago · 5 km deep · 37 km away
  13. 1.730 km N of Amboy, Washington · 18275 days ago · 1 km deep · 43 km away
  14. 1.611 km S of Ashford, WA · 18275 days ago · 38 km deep · 40 km away

Before

  1. 1.67 km SSE of McKenna, Washington · 18337 days ago · 15 km deep · 76 km away
  2. 1.737 km SSE of Morton, Washington · 18340 days ago · 30 km deep · 16 km away
  3. 1.85 km W of Ashford, Washington · 18340 days ago · 17 km deep · 52 km away
  4. 1.92 km NE of Mossyrock, Washington · 18361 days ago · 19 km deep · 47 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10841748. Read Tue, Sep 22, 2026, 5:21 PM UTC.