M2.3 earthquake 18 km ESE of Royal City, Washington
A magnitude 2.3 earthquake struck 18 km ESE of Royal City, Washington on Sun, Jul 11, 1982, 2:57 AM PDT (09:57 UTC), 2 km (2 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.3 (md), micro
- Local time
- UTC
- 1982-07-11 09:57:04 UTC
- Depth
- 2.5 km (1.5 mi), shallow
- Epicenter
- 46.820° N, 119.422° 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 0.4 km horizontally, 0.3 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- From location
- Station coverage gap
- 42°
- Stations used
- 24
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 4 in the 30 days before it.
After
- 1.61 km SW of Wenatchee, Washington · 16141 days ago · 0 km deep · 95 km away
- 2.39 km W of Quincy, Washington · 16141 days ago · 0 km deep · 63 km away
- 1.614 km E of Warden, Washington · 16126 days ago · 4 km deep · 46 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10138138. Read Tue, Sep 22, 2026, 8:58 PM UTC.