M1.8 earthquake 8 km N of Pasco, Washington
A magnitude 1.8 earthquake struck 8 km N of Pasco, Washington on Tue, Feb 28, 1984, 5:15 AM PST (13:15 UTC), 4 km (2 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.8 (md), micro
- Local time
- UTC
- 1984-02-28 13:15:26 UTC
- Depth
- 3.6 km (2.3 mi), shallow
- Epicenter
- 46.314° N, 119.119° 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 0.9 km horizontally, 1.2 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- From location
- Station coverage gap
- 145°
- 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: 0 in the 60 days after this one and 5 in the 30 days before it.
Before
- 2.08 km NNE of West Pasco, Washington · 15555 days ago · 2 km deep · 1 km away
- 2.09 km NNE of West Pasco, Washington · 15555 days ago · 1 km deep · 2 km away
- 1.620 km ESE of Desert Aire, Washington · 15566 days ago · 0 km deep · 53 km away
- 1.819 km WSW of Othello, Washington · 15568 days ago · 0 km deep · 52 km away
- 1.619 km WSW of Othello, Washington · 15571 days ago · 0 km deep · 54 km away
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10179618. Read Tue, Sep 22, 2026, 11:27 PM UTC.