Washington earthquakes

M1.8 earthquake 3 km S of Grapeview, Washington

A magnitude 1.8 earthquake struck 3 km S of Grapeview, Washington on Fri, Dec 20, 2002, 12:20 PM PST (20:20 UTC), 46 km (29 mi) below the surface.

A larger quake followed: M2.8 Washington. This one was a foreshock.

Grapeview 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, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2002-12-20 20:20:01 UTC
Depth
46.2 km (28.7 mi), shallow
Epicenter
47.300° N, 122.832° 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 0.4 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
87°
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: 17 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 2.42 km SE of Port Angeles East, Washington · 8679 days ago · 9 km deep · 96 km away
  2. 1.82 km ESE of Kingston, Washington · 8679 days ago · 27 km deep · 61 km away
  3. 2.04 km NNW of White Center, Washington · 8677 days ago · 27 km deep · 44 km away
  4. 1.53 km NE of Cathcart, Washington · 8674 days ago · 27 km deep · 85 km away
  5. 1.73 km SSW of Rosedale, Washington · 8666 days ago · 26 km deep · 12 km away
  6. 2.11 km SSW of Ames Lake, Washington · 8665 days ago · 9 km deep · 74 km away
  7. 2.52 km NNW of Fall City, Washington · 8660 days ago · 2 km deep · 77 km away
  8. 1.97 km SSE of Seabeck, Washington · 8658 days ago · 17 km deep · 31 km away
  9. 1.66 km N of Brinnon, Washington · 8658 days ago · 21 km deep · 49 km away
  10. 1.823 km ENE of Ashford, Washington · 8657 days ago · -2 km deep · 97 km away
  11. 1.72 km N of Quilcene, Washington · 8653 days ago · 51 km deep · 60 km away
  12. 1.92 km E of Rosedale, Washington · 8650 days ago · 18 km deep · 17 km away
  13. 2.58 km NE of Lake Marcel-Stillwater, Washington · 8643 days ago · 0 km deep · 90 km away
  14. 2.8Washington · 8635 days ago · 5 km deep · 74 km away
  15. 1.93 km SE of Port Angeles East, Washington · 8630 days ago · 8 km deep · 95 km away
  16. 1.57 km NNE of Marrowstone, Washington · 8630 days ago · 27 km deep · 91 km away
  17. 2.012 km NE of Greenwater, Washington · 8629 days ago · 9 km deep · 97 km away

Before

  1. 1.54 km W of Ashford, Washington · 8688 days ago · 17 km deep · 82 km away
  2. 1.64 km ESE of Lake Marcel-Stillwater, Washington · 8693 days ago · 13 km deep · 84 km away
  3. 1.622 km ENE of Ashford, Washington · 8694 days ago · -1 km deep · 96 km away
  4. 2.49 km WSW of Mineral, Washington · 8697 days ago · 13 km deep · 79 km away
  5. 2.22 km ESE of Port Angeles East, Washington · 8699 days ago · 9 km deep · 97 km away
  6. 2.34 km SW of Brinnon, Washington · 8701 days ago · 50 km deep · 40 km away
  7. 1.714 km NNE of Ashford, Washington · 8702 days ago · 9 km deep · 84 km away
  8. 1.75 km ENE of Mineral, Washington · 8704 days ago · 9 km deep · 83 km away
  9. 1.52 km NNW of Kingsgate, Washington · 8712 days ago · 19 km deep · 69 km away
  10. 1.64 km SW of Inglewood-Finn Hill, Washington · 8714 days ago · 24 km deep · 61 km away
  11. 2.817 km SE of Carbonado, Washington · 8714 days ago · 7 km deep · 79 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10574453. Read Thu, Oct 1, 2026, 3:25 AM UTC.