M3.6 earthquake 9 km SSW of Morton, Washington
A magnitude 3.6 earthquake struck 9 km SSW of Morton, Washington on Sat, Jul 7, 1979, 1:50 PM PDT (20:50 UTC), 20 km (12 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.6 (md), minor
- Local time
- UTC
- 1979-07-07 20:50:02 UTC
- Depth
- 19.9 km (12.3 mi), shallow
- Epicenter
- 46.471° N, 122.304° W
- Region
- Washington
- 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 0.6 km horizontally, 1.3 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 119°
- Stations used
- 10
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 2 in the 30 days before it.
After
- 2.710 km SSW of Morton, Washington · 17243 days ago · 22 km deep · 1 km away
- 1.99 km SSW of Morton, Washington · 17243 days ago · 20 km deep · 1 km away
- 1.810 km SSW of Morton, Washington · 17242 days ago · 19 km deep · 3 km away
- 1.69 km SSW of Morton, Washington · 17241 days ago · 19 km deep · 1 km away
- 1.710 km WNW of North Portland, Oregon · 17235 days ago · 13 km deep · 99 km away
- 1.728 km S of Morton, Washington · 17226 days ago · 5 km deep · 20 km away
- 1.9Washington · 17220 days ago · 26 km deep · 61 km away
- 1.516 km S of Morton, Washington · 17217 days ago · 20 km deep · 7 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10850158 (also filed as usp00011rr). Read Tue, Sep 22, 2026, 6:29 AM UTC.