M1.7 earthquake 11 km ESE of Prosser, Washington
A magnitude 1.7 earthquake struck 11 km ESE of Prosser, Washington on Fri, Dec 16, 1983, 7:49 PM PST (03:49 UTC), 5 km (3 mi) below the surface.
A larger quake followed: M1.8 0 km N of Eschbach, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.7 (md), micro
- Local time
- UTC
- 1983-12-17 03:49:43 UTC
- Depth
- 4.6 km (2.9 mi), shallow
- Epicenter
- 46.171° N, 119.630° 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 1.6 km horizontally, 1.3 km in depth
- Magnitude uncertainty
- ±0.14
- Depth from
- From location
- Station coverage gap
- 119°
- Stations used
- 11
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 7 in the 30 days before it.
After
- 1.530 km ESE of Desert Aire, Washington · 15619 days ago · 15 km deep · 44 km away
- 1.80 km N of Eschbach, Washington · 15588 days ago · 2 km deep · 95 km away
- 2.02 km NE of Gleed, Washington · 15588 days ago · 4 km deep · 93 km away
- 2.40 km WSW of Gleed, Washington · 15588 days ago · 4 km deep · 93 km away
- 1.619 km WSW of Othello, Washington · 15571 days ago · 0 km deep · 67 km away
- 1.819 km WSW of Othello, Washington · 15568 days ago · 0 km deep · 66 km away
- 1.620 km ESE of Desert Aire, Washington · 15565 days ago · 0 km deep · 47 km away
Before
- 2.32 km ESE of Terrace Heights, Washington · 15637 days ago · -1 km deep · 77 km away
- 1.815 km WSW of Highland, Washington · 15639 days ago · 10 km deep · 29 km away
- 1.816 km S of Desert Aire, Washington · 15642 days ago · 14 km deep · 45 km away
- 2.34 km SSE of White Swan, Washington · 15645 days ago · -1 km deep · 86 km away
- 2.24 km SSW of White Swan, Washington · 15646 days ago · -1 km deep · 88 km away
- 2.113 km SSE of Wallula, Washington · 15647 days ago · 3 km deep · 64 km away
- 2.34 km S of White Swan, Washington · 15649 days ago · -1 km deep · 86 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10171433. Read Tue, Sep 22, 2026, 5:16 PM UTC.