M2.1 earthquake 28 km S of Morton, Washington
A magnitude 2.1 earthquake struck 28 km S of Morton, Washington on Sat, May 8, 1976, 12:21 PM PDT (19:21 UTC), 16 km (10 mi) below the surface.
A larger quake followed: M3.0 6 km NE of Elbe, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.1 (md), micro
- Local time
- UTC
- 1976-05-08 19:21:37 UTC
- Depth
- 15.9 km (9.9 mi), shallow
- Epicenter
- 46.305° N, 122.253° 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 1.7 km horizontally, 3.0 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- Operator assigned
- Station coverage gap
- 285°, poorly surrounded by stations
- Stations used
- 6
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
- 1.83 km SW of Crocker, Washington · 18398 days ago · 8 km deep · 84 km away
- 1.54 km ENE of Mossyrock, Washington · 18388 days ago · 20 km deep · 29 km away
- 1.66 km WSW of Ketron, Washington · 18383 days ago · 44 km deep · 99 km away
- 3.06 km NE of Elbe, Washington · 18369 days ago · 5 km deep · 56 km away
- 1.65 km ENE of Elbe, Washington · 18369 days ago · 3 km deep · 55 km away
- 1.92 km NE of Mossyrock, Washington · 18362 days ago · 19 km deep · 31 km away
- 1.85 km W of Ashford, Washington · 18341 days ago · 17 km deep · 53 km away
- 1.737 km SSE of Morton, Washington · 18340 days ago · 30 km deep · 13 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10841348. Read Wed, Sep 23, 2026, 2:07 PM UTC.