M1.8 earthquake 5 km WNW of Waterville, Washington
A magnitude 1.8 earthquake struck 5 km WNW of Waterville, Washington on Tue, Oct 26, 2004, 11:40 PM PDT (06:40 UTC), -1 km (-1 mi) below the surface.
A larger quake followed: M2.9 6 km SW of Chelan Falls, 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
- 2004-10-27 06:40:10 UTC
- Depth
- -1.2 km (-0.7 mi), shallow
- Epicenter
- 47.670° N, 120.128° 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 0.0 km horizontally, 0.1 km in depth
- Magnitude uncertainty
- ±0.03
- Depth from
- Operator assigned
- Station coverage gap
- 80°
- Stations used
- 12
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 3 in the 30 days before it.
After
- 2.96 km SW of Chelan Falls, Washington · 8004 days ago · 2 km deep · 11 km away
- 1.87 km SW of Chelan Falls, Washington · 8004 days ago · -1 km deep · 11 km away
- 1.513 km WSW of Entiat, Washington · 7977 days ago · 3 km deep · 19 km away
- 2.27 km S of Malott, Washington · 7961 days ago · -1 km deep · 69 km away
- 2.27 km S of Malott, Washington · 7960 days ago · -1 km deep · 68 km away
- 1.810 km NNE of Brewster, Washington · 7956 days ago · 0 km deep · 65 km away
- 2.110 km S of Entiat, Washington · 7953 days ago · 2 km deep · 12 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10668923. Read Fri, Oct 2, 2026, 6:36 AM UTC.