Washington earthquakes

M1.9 earthquake 1 km SE of Kittitas, Washington

A magnitude 1.9 earthquake struck 1 km SE of Kittitas, Washington on Thu, Sep 17, 1992, 8:12 PM PDT (03:12 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M3.5 12 km N of Naches, Washington. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.9 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1992-09-18 03:12:27 UTC
Depth
4.1 km (2.6 mi), shallow
Epicenter
46.974° N, 120.403° W
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 0.8 km horizontally, 1.0 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
60°
Stations used
24

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 7 in the 30 days before it.

After

  1. 1.911 km W of Entiat, Washington · 12429 days ago · 6 km deep · 78 km away
  2. 1.512 km N of Naches, Washington · 12423 days ago · 14 km deep · 25 km away
  3. 1.811 km NE of Packwood, Washington · 12419 days ago · 5 km deep · 95 km away
  4. 3.512 km N of Naches, Washington · 12396 days ago · -1 km deep · 28 km away
  5. 1.514 km N of Naches, Washington · 12392 days ago · 2 km deep · 26 km away
  6. 1.528 km ENE of Ashford, Washington · 12391 days ago · -2 km deep · 98 km away
  7. 2.7Washington · 12376 days ago · -2 km deep · 86 km away
  8. 1.711 km SSE of Waterville, Washington · 12376 days ago · 5 km deep · 72 km away

Before

  1. 1.65 km NNE of Waterville, Washington · 12436 days ago · 5 km deep · 84 km away
  2. 1.627 km S of Greenwater, Washington · 12442 days ago · -2 km deep · 98 km away
  3. 1.629 km S of Greenwater, Washington · 12442 days ago · 0 km deep · 98 km away
  4. 1.729 km N of Packwood, Washington · 12448 days ago · -1 km deep · 97 km away
  5. 1.74 km NW of Entiat, Washington · 12456 days ago · 0 km deep · 82 km away
  6. 2.422 km ESE of Packwood, Washington · 12457 days ago · -2 km deep · 89 km away
  7. 1.626 km N of Leavenworth, Washington · 12463 days ago · 2 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10297623. Read Sun, Oct 4, 2026, 2:07 PM UTC.