M2.8 earthquake 8 km S of Central Park, Washington
A magnitude 2.8 earthquake struck 8 km S of Central Park, Washington on Wed, Nov 21, 1984, 1:50 AM PST (09:50 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M3.2 5 km W of Home, 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
- 1984-11-21 09:50:47 UTC
- Depth
- 35.1 km (21.8 mi), shallow
- Epicenter
- 46.899° N, 123.684° 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 0.8 km horizontally, 0.7 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- From location
- Station coverage gap
- 87°
- Stations used
- 37
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 2 in the 30 days before it.
After
- 1.735 km NE of Amanda Park, Washington · 15277 days ago · 31 km deep · 91 km away
- 3.25 km W of Home, Washington · 15254 days ago · 46 km deep · 77 km away
- 1.533 km N of Amanda Park, Washington · 15254 days ago · 21 km deep · 97 km away
- 1.814 km W of Brinnon, Washington · 15246 days ago · 45 km deep · 98 km away
- 1.921 km NNW of Hoodsport, Washington · 15227 days ago · 45 km deep · 82 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10183863. Read Tue, Sep 22, 2026, 9:14 AM UTC.