Washington earthquakes

M1.8 earthquake 5 km NE of Kittitas, Washington

A magnitude 1.8 earthquake struck 5 km NE of Kittitas, Washington on Mon, Nov 23, 1987, 9:49 PM PST (05:49 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M4.3 3 km ENE of Cowiche, Washington. This one was a foreshock.

Kittitas forecastMore in Washington

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
1.8 (md), micro
Local time
UTC
1987-11-24 05:49:33 UTC
Depth
7.5 km (4.6 mi), shallow
Epicenter
47.011° N, 120.356° 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 0.9 km horizontally, 3.8 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
58°
Stations used
22

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 26 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 2.01 km NNE of Entiat, Washington · 14185 days ago · 0 km deep · 76 km away
  2. 1.518 km SW of Othello, Washington · 14183 days ago · 0 km deep · 83 km away
  3. 4.12 km ENE of Cowiche, Washington · 14182 days ago · 17 km deep · 45 km away
  4. 4.33 km ENE of Cowiche, Washington · 14182 days ago · 17 km deep · 44 km away
  5. 2.217 km WSW of Othello, Washington · 14180 days ago · 0 km deep · 80 km away
  6. 1.817 km WSW of Othello, Washington · 14172 days ago · 1 km deep · 81 km away
  7. 1.815 km E of Mattawa, Washington · 14170 days ago · 17 km deep · 58 km away
  8. 1.917 km WSW of Othello, Washington · 14163 days ago · 0 km deep · 80 km away
  9. 1.616 km WSW of Othello, Washington · 14159 days ago · 0 km deep · 81 km away
  10. 2.117 km WSW of Othello, Washington · 14157 days ago · 1 km deep · 81 km away
  11. 1.517 km SW of Othello, Washington · 14157 days ago · 2 km deep · 81 km away
  12. 1.516 km WSW of Othello, Washington · 14157 days ago · 0 km deep · 81 km away
  13. 1.717 km WSW of Othello, Washington · 14156 days ago · 0 km deep · 81 km away
  14. 2.219 km SW of Othello, Washington · 14153 days ago · 1 km deep · 82 km away
  15. 1.917 km WSW of Othello, Washington · 14151 days ago · 0 km deep · 80 km away
  16. 1.717 km WSW of Othello, Washington · 14148 days ago · 1 km deep · 81 km away
  17. 1.716 km WSW of Othello, Washington · 14147 days ago · 0 km deep · 81 km away
  18. 1.89 km NW of Entiat, Washington · 14142 days ago · 4 km deep · 80 km away
  19. 2.415 km WSW of Othello, Washington · 14138 days ago · 0 km deep · 81 km away
  20. 2.616 km WSW of Othello, Washington · 14135 days ago · 0 km deep · 82 km away
  21. 2.016 km SW of Othello, Washington · 14134 days ago · 0 km deep · 82 km away
  22. 1.716 km SW of Othello, Washington · 14134 days ago · 0 km deep · 82 km away
  23. 1.519 km WSW of Othello, Washington · 14131 days ago · 0 km deep · 78 km away
  24. 1.73 km SSE of Grandview, Washington · 14130 days ago · 12 km deep · 95 km away
  25. 2.13 km SSE of Grandview, Washington · 14130 days ago · 12 km deep · 95 km away
  26. 1.53 km S of Grandview, Washington · 14130 days ago · 11 km deep · 95 km away

Before

  1. 1.77 km SSW of Desert Aire, Washington · 14191 days ago · 9 km deep · 54 km away
  2. 1.917 km WSW of Othello, Washington · 14191 days ago · 0 km deep · 80 km away
  3. 2.05 km WNW of Quincy, Washington · 14211 days ago · 5 km deep · 43 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10227218. Read Tue, Sep 29, 2026, 8:57 PM UTC.