Washington earthquakes

M1.5 earthquake 8 km S of Morton, Washington

A magnitude 1.5 earthquake struck 8 km S of Morton, Washington on Mon, Sep 8, 2008, 7:28 AM PDT (14:28 UTC), 15 km (10 mi) below the surface.

A larger quake followed: M2.9 23 km SSE of Mossyrock, Washington. This one was a foreshock.

Morton 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, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2008-09-08 14:28:40 UTC
Depth
15.3 km (9.5 mi), shallow
Epicenter
46.483° N, 122.276° 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 0.1 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
45°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 2.523 km SSE of Mossyrock, Washington · 6600 days ago · 14 km deep · 19 km away
  2. 2.923 km SSE of Mossyrock, Washington · 6600 days ago · 15 km deep · 19 km away
  3. 1.623 km SSE of Mossyrock, Washington · 6600 days ago · 16 km deep · 19 km away
  4. 2.423 km SSE of Mossyrock, Washington · 6600 days ago · 15 km deep · 19 km away
  5. 1.523 km SSE of Mossyrock, Washington · 6600 days ago · 14 km deep · 19 km away
  6. 2.137 km NNE of Amboy, Washington · 6598 days ago · -1 km deep · 33 km away
  7. 1.7Washington · 6591 days ago · 12 km deep · 70 km away
  8. 1.523 km ENE of Ashford, Washington · 6589 days ago · -3 km deep · 57 km away
  9. 1.527 km NNW of Amboy, Washington · 6587 days ago · 19 km deep · 42 km away
  10. 1.910 km WSW of Porter, Washington · 6584 days ago · 23 km deep · 99 km away
  11. 1.512 km ESE of Shelton, Washington · 6584 days ago · 4 km deep · 94 km away
  12. 2.617 km SSE of Carbonado, Washington · 6581 days ago · 6 km deep · 58 km away
  13. 1.85 km WSW of Kalama, Washington · 6577 days ago · 18 km deep · 74 km away
  14. 1.711 km N of Pe Ell, Washington · 6576 days ago · 29 km deep · 81 km away
  15. 1.630 km S of Morton, Washington · 6559 days ago · 4 km deep · 22 km away
  16. 1.71 km NW of Bonney Lake, Washington · 6551 days ago · 16 km deep · 78 km away
  17. 1.7Puget Sound region, Washington · 6551 days ago · 14 km deep · 78 km away

Before

  1. 1.516 km WSW of Cliffdell, Washington · 6602 days ago · 11 km deep · 89 km away
  2. 1.837 km NNE of Amboy, Washington · 6604 days ago · 1 km deep · 33 km away
  3. 1.66 km WNW of Tumwater, Washington · 6610 days ago · 0 km deep · 80 km away
  4. 1.57 km WSW of Morton, Washington · 6612 days ago · 19 km deep · 8 km away
  5. 1.619 km SE of Carbonado, Washington · 6612 days ago · 4 km deep · 62 km away
  6. 2.430 km N of Amboy, Washington · 6612 days ago · -1 km deep · 36 km away
  7. 2.612 km N of Ashford, Washington · 6616 days ago · 6 km deep · 47 km away
  8. 1.911 km NE of Ashford, Washington · 6616 days ago · 7 km deep · 47 km away
  9. 1.837 km NNE of Amboy, Washington · 6617 days ago · -1 km deep · 33 km away
  10. 2.137 km NNE of Amboy, Washington · 6619 days ago · -1 km deep · 33 km away
  11. 1.87 km SSW of Onalaska, Washington · 6619 days ago · 17 km deep · 37 km away
  12. 2.020 km SW of Nile, Washington · 6619 days ago · 0 km deep · 92 km away
  13. 1.836 km NNE of Amboy, Washington · 6623 days ago · -2 km deep · 33 km away
  14. 1.736 km NNE of Amboy, Washington · 6627 days ago · -2 km deep · 33 km away
  15. 2.537 km NNE of Amboy, Washington · 6628 days ago · -2 km deep · 33 km away
  16. 1.52 km E of Dash Point, Washington · 6628 days ago · 29 km deep · 93 km away
  17. 1.63 km NNE of Ruston, Washington · 6630 days ago · 18 km deep · 95 km away
  18. 1.90 km ESE of Brush Prairie, Washington · 6630 days ago · 17 km deep · 86 km away
  19. 1.80 km N of McKenna, Washington · 6630 days ago · 25 km deep · 55 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10747408. Read Mon, Oct 5, 2026, 6:47 AM UTC.