M1.8 earthquake 15 km WSW of Highland, Washington
A magnitude 1.8 earthquake struck 15 km WSW of Highland, Washington on Mon, Nov 28, 1983, 6:53 AM PST (14:53 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M2.7 1 km ESE of Waitsburg, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.8 (Md, duration), micro
- Magnitude from
- Pacific Northwest Seismic Network
- Local time
- UTC
- 1983-11-28 14:53:33 UTC
- Depth
- 10.3 km (6.4 mi), shallow
- Epicenter
- 46.061° N, 119.282° 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 0.2 km horizontally, 0.4 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- Operator assigned
- Station coverage gap
- 156°
- Stations used
- 8
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 2 in the 30 days before it.
After
- 1.711 km ESE of Prosser, Washington · 15630 days ago · 5 km deep · 29 km away
- 1.530 km ESE of Desert Aire, Washington · 15629 days ago · 15 km deep · 60 km away
- 2.71 km ESE of Waitsburg, Washington · 15603 days ago · 0 km deep · 91 km away
- 2.32 km S of Waitsburg, Washington · 15596 days ago · 5 km deep · 89 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10170298. Read Fri, Oct 2, 2026, 1:01 PM UTC.