M1.5 earthquake 16 km NNW of Vantage, Washington
A magnitude 1.5 earthquake struck 16 km NNW of Vantage, Washington on Thu, Oct 1, 1987, 5:29 PM PDT (00:29 UTC), 0 km (0 mi) below the surface.
A larger quake followed: M2.6 16 km NNW of Vantage, 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), micro
- Local time
- UTC
- 1987-10-02 00:29:49 UTC
- Depth
- 0.0 km (0.0 mi), shallow
- Epicenter
- 47.076° N, 120.079° 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 1.0 km horizontally
- Magnitude uncertainty
- ±0.09
- Depth from
- From location
- Station coverage gap
- 57°
- Stations used
- 20
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 6 in the 30 days before it.
After
- 2.616 km NNW of Vantage, Washington · 14232 days ago · 0 km deep · 1 km away
- 1.917 km E of Mansfield, Washington · 14220 days ago · -1 km deep · 95 km away
- 1.56 km NW of Entiat, Washington · 14213 days ago · 0 km deep · 74 km away
- 2.05 km WNW of Quincy, Washington · 14204 days ago · 5 km deep · 24 km away
- 1.917 km WSW of Othello, Washington · 14184 days ago · 0 km deep · 65 km away
- 1.77 km SSW of Desert Aire, Washington · 14184 days ago · 9 km deep · 52 km away
- 1.85 km NE of Kittitas, Washington · 14182 days ago · 7 km deep · 22 km away
- 2.01 km NNE of Entiat, Washington · 14177 days ago · 0 km deep · 69 km away
- 1.518 km SW of Othello, Washington · 14176 days ago · 0 km deep · 68 km away
Before
- 1.819 km WNW of Desert Aire, Washington · 14237 days ago · 2 km deep · 39 km away
- 1.717 km SE of Royal City, Washington · 14238 days ago · 0 km deep · 57 km away
- 2.09 km SSW of Chelan Falls, Washington · 14240 days ago · 2 km deep · 73 km away
- 1.513 km NE of Cliffdell, Washington · 14244 days ago · -1 km deep · 65 km away
- 1.54 km N of Waterville, Washington · 14246 days ago · 2 km deep · 68 km away
- 1.75 km NNE of Entiat, Washington · 14251 days ago · -1 km deep · 72 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10223113. Read Tue, Sep 22, 2026, 3:46 PM UTC.