Oregon earthquakes

M1.8 earthquake 3 km S of Parkdale, Oregon

A magnitude 1.8 earthquake struck 3 km S of Parkdale, Oregon on Wed, Sep 22, 1982, 3:05 PM PDT (22:05 UTC), -1 km (-1 mi) below the surface.

A larger quake followed: M1.9 2 km NE of Brush Prairie, 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
1.8 (md), micro
Local time
UTC
1982-09-22 22:05:18 UTC
Depth
-1.4 km (-0.9 mi), shallow
Epicenter
45.484° N, 121.599° W
Region
Oregon
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, 2.5 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
136°
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 1.517 km E of Maupin, Oregon · 16078 days ago · 12 km deep · 67 km away
  2. 1.54 km SE of Parkdale, Oregon · 16059 days ago · 4 km deep · 3 km away
  3. 1.538 km S of Morton, Washington · 16043 days ago · -2 km deep · 94 km away
  4. 1.539 km NNE of Amboy, Washington · 16042 days ago · -2 km deep · 92 km away
  5. 1.538 km NNE of Amboy, Washington · 16038 days ago · -1 km deep · 92 km away
  6. 1.92 km NE of Brush Prairie, Washington · 16037 days ago · 10 km deep · 78 km away
  7. 1.538 km NNE of Amboy, Washington · 16037 days ago · -2 km deep · 92 km away
  8. 1.638 km NNE of Amboy, Washington · 16037 days ago · -2 km deep · 93 km away
  9. 1.838 km NNE of Amboy, Washington · 16033 days ago · -2 km deep · 92 km away
  10. 1.538 km NNE of Amboy, Washington · 16027 days ago · -2 km deep · 92 km away
  11. 1.638 km NNE of Amboy, Washington · 16024 days ago · -2 km deep · 92 km away
  12. 1.638 km NNE of Amboy, Washington · 16022 days ago · -1 km deep · 92 km away

Before

  1. 1.919 km S of Grass Valley, Oregon · 16082 days ago · 22 km deep · 70 km away
  2. 1.516 km NNW of Shaniko, Oregon · 16082 days ago · 27 km deep · 72 km away
  3. 1.936 km NNE of Amboy, Washington · 16083 days ago · -1 km deep · 92 km away
  4. 2.029 km NNE of Detroit, Oregon · 16091 days ago · -1 km deep · 65 km away
  5. 1.837 km SSE of Morton, Washington · 16098 days ago · 9 km deep · 93 km away
  6. 1.57 km NW of Detroit, Oregon · 16099 days ago · 2 km deep · 93 km away
  7. 1.67 km N of Scotts Mills, Oregon · 16107 days ago · 24 km deep · 94 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10146003. Read Wed, Sep 30, 2026, 2:13 AM UTC.