M2.8 earthquake 6 km ENE of Acme, Washington
A magnitude 2.8 earthquake struck 6 km ENE of Acme, Washington on Wed, Apr 19, 1972, 2:16 AM PST (10:16 UTC), -1 km (0 mi) below the surface.
A larger quake followed: M3.1 2 km NW of Orcas, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.8 (md), micro
- Local time
- UTC
- 1972-04-19 10:16:04 UTC
- Depth
- -0.8 km (-0.5 mi), shallow
- Epicenter
- 48.742° N, 122.127° 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 0.7 km horizontally, 0.9 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- Operator assigned
- Station coverage gap
- 309°, 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: 7 in the 60 days after this one and 4 in the 30 days before it.
After
- 2.45 km S of Acme, Washington · 19874 days ago · 14 km deep · 10 km away
- 2.43 km WSW of Mount Vernon, Washington · 19869 days ago · 25 km deep · 42 km away
- 2.27 km N of Burlington, Washington · 19868 days ago · -1 km deep · 28 km away
- 1.84 km NE of Lake McMurray, Washington · 19865 days ago · 18 km deep · 45 km away
- 3.12 km NW of Orcas, Washington · 19850 days ago · 23 km deep · 63 km away
- 2.94 km WNW of Alger, Washington · 19848 days ago · 18 km deep · 24 km away
- 2.85 km NNW of Alger, Washington · 19847 days ago · 14 km deep · 20 km away
Before
- 1.81 km NW of Monroe, Washington · 19879 days ago · 18 km deep · 98 km away
- 1.62 km SE of Snohomish, Washington · 19894 days ago · 19 km deep · 94 km away
- 2.32 km SE of Snohomish, Washington · 19894 days ago · 24 km deep · 94 km away
- 3.02 km SSE of Snohomish, Washington · 19894 days ago · 22 km deep · 95 km away
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10852948. Read Tue, Sep 22, 2026, 6:03 AM UTC.