Washington earthquakes

M1.5 earthquake 18 km WSW of Othello, Washington

A magnitude 1.5 earthquake struck 18 km WSW of Othello, Washington on Thu, Feb 18, 1988, 2:10 AM PST (10:10 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.3 13 km SSW of Cascade Valley, Washington. This one was a foreshock.

Othello 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
1.5 (md), micro
Local time
UTC
1988-02-18 10:10:07 UTC
Depth
-0.2 km (-0.1 mi), shallow
Epicenter
46.749° N, 119.394° 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 0.0 km horizontally, 0.1 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
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: 11 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 2.313 km SSW of Cascade Valley, Washington · 14091 days ago · 0 km deep · 32 km away
  2. 1.715 km SW of Cascade Valley, Washington · 14090 days ago · 1 km deep · 30 km away
  3. 1.825 km WSW of Othello, Washington · 14083 days ago · 0 km deep · 7 km away
  4. 1.525 km WSW of Othello, Washington · 14078 days ago · 0 km deep · 7 km away
  5. 2.67 km NNE of Richland, Washington · 14068 days ago · 0 km deep · 45 km away
  6. 2.57 km N of Richland, Washington · 14068 days ago · 0 km deep · 45 km away
  7. 1.57 km N of Richland, Washington · 14068 days ago · 0 km deep · 45 km away
  8. 1.88 km SW of Warden, Washington · 14064 days ago · 3 km deep · 28 km away
  9. 2.16 km SW of Warden, Washington · 14060 days ago · 2 km deep · 30 km away
  10. 2.67 km SW of Warden, Washington · 14053 days ago · 3 km deep · 29 km away
  11. 2.67 km WSW of George, Washington · 14047 days ago · 0 km deep · 53 km away

Before

  1. 1.722 km WSW of Othello, Washington · 14104 days ago · 0 km deep · 4 km away
  2. 2.35 km SW of Connell, Washington · 14104 days ago · 2 km deep · 40 km away
  3. 1.92 km NNE of Mesa, Washington · 14108 days ago · 5 km deep · 35 km away
  4. 2.119 km WSW of Othello, Washington · 14109 days ago · 0 km deep · 1 km away
  5. 1.919 km WSW of Othello, Washington · 14111 days ago · 1 km deep · 1 km away
  6. 1.919 km WSW of Othello, Washington · 14111 days ago · 1 km deep · 1 km away
  7. 2.919 km WSW of Othello, Washington · 14111 days ago · 2 km deep · 1 km away
  8. 2.119 km WSW of Othello, Washington · 14113 days ago · 0 km deep · 1 km away
  9. 2.919 km WSW of Othello, Washington · 14113 days ago · 0 km deep · 1 km away
  10. 2.14 km NE of Prosser, Washington · 14120 days ago · -1 km deep · 63 km away
  11. 1.53 km S of Grandview, Washington · 14124 days ago · 11 km deep · 71 km away
  12. 2.13 km SSE of Grandview, Washington · 14124 days ago · 12 km deep · 70 km away
  13. 1.73 km SSE of Grandview, Washington · 14124 days ago · 12 km deep · 70 km away
  14. 1.519 km WSW of Othello, Washington · 14125 days ago · 0 km deep · 1 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10229778. Read Wed, Sep 23, 2026, 5:06 AM UTC.