M1.5 earthquake 9 km NNW of Entiat, Washington
A magnitude 1.5 earthquake struck 9 km NNW of Entiat, Washington on Tue, Aug 3, 2004, 1:13 PM PDT (20:13 UTC), -1 km (0 mi) below the surface.
A larger quake followed: M2.9 16 km WSW of Conconully, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.5 (Md, duration), micro
- Magnitude from
- Pacific Northwest Seismic Network
- Local time
- UTC
- 2004-08-03 20:13:46 UTC
- Depth
- -0.6 km (-0.4 mi), shallow
- Epicenter
- 47.748° N, 120.267° 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
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 127°
- Stations used
- 6
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 4 in the 30 days before it.
After
- 1.71 km NW of Vantage, Washington · 8093 days ago · 2 km deep · 91 km away
- 2.016 km WSW of Electric City, Washington · 8087 days ago · 0 km deep · 78 km away
- 2.3Washington · 8084 days ago · 0 km deep · 78 km away
- 1.912 km SSE of Pateros, Washington · 8071 days ago · 0 km deep · 38 km away
- 2.916 km WSW of Conconully, Washington · 8070 days ago · -1 km deep · 87 km away
- 1.74 km SE of Entiat, Washington · 8069 days ago · 4 km deep · 13 km away
- 1.98 km WSW of Chelan Falls, Washington · 8068 days ago · -1 km deep · 13 km away
- 1.51 km N of Vantage, Washington · 8067 days ago · 2 km deep · 91 km away
- 1.816 km WSW of Electric City, Washington · 8055 days ago · 0 km deep · 78 km away
- 2.40 km N of Entiat, Washington · 8050 days ago · 3 km deep · 8 km away
- 1.84 km N of Waterville, Washington · 8043 days ago · 4 km deep · 16 km away
- 1.78 km WSW of Chelan Falls, Washington · 8040 days ago · -1 km deep · 13 km away
Before
- 1.87 km NE of Winthrop, Washington · 8100 days ago · 0 km deep · 88 km away
- 1.79 km NW of Entiat, Washington · 8102 days ago · -1 km deep · 4 km away
- 1.79 km WSW of Chelan Falls, Washington · 8107 days ago · -1 km deep · 12 km away
- 1.61 km WSW of Entiat, Washington · 8115 days ago · 3 km deep · 9 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10606568. Read Fri, Oct 2, 2026, 6:37 AM UTC.