M1.5 earthquake 3 km WNW of Deming, Washington
A magnitude 1.5 earthquake struck 3 km WNW of Deming, Washington on Mon, Jun 17, 1991, 10:31 AM PDT (17:31 UTC), 12 km (7 mi) below the surface.
A larger quake followed: M3.0 6 km ENE of Maple Ridge, Canada. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.5 (Md, duration), micro
- Magnitude from
- Pacific Northwest Seismic Network
- Local time
- UTC
- 1991-06-17 17:31:17 UTC
- Depth
- 11.9 km (7.4 mi), shallow
- Epicenter
- 48.834° N, 122.269° 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 0.1 km horizontally, 0.2 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- Operator assigned
- Station coverage gap
- 72°
- Stations used
- 14
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 3 in the 30 days before it.
After
- 1.50 km NE of Ferndale, Washington · 12888 days ago · 7 km deep · 23 km away
- 3.06 km ENE of Maple Ridge, Canada · 12875 days ago · 5 km deep · 49 km away
- 1.79 km ENE of Maple Ridge, Canada · 12873 days ago · 8 km deep · 50 km away
- 1.83 km ENE of Deming, Washington · 12869 days ago · 1 km deep · 7 km away
- 2.03 km WSW of Langley, Canada · 12857 days ago · 12 km deep · 43 km away
- 2.14 km NNW of Hamilton, Washington · 12853 days ago · -1 km deep · 36 km away
- 2.07 km W of Aldergrove, Canada · 12835 days ago · 71 km deep · 32 km away
- 1.56 km ESE of Alger, Washington · 12834 days ago · -1 km deep · 27 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10277438. Read Sat, Oct 3, 2026, 1:42 AM UTC.