Washington earthquakes

M2.8 earthquake 6 km NNE of Acme, Washington

A magnitude 2.8 earthquake struck 6 km NNE of Acme, Washington on Thu, Aug 5, 1982, 5:15 AM PDT (12:15 UTC), 13 km (8 mi) below the surface.

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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
2.8 (md), micro
Local time
UTC
1982-08-05 12:15:00 UTC
Depth
13.1 km (8.1 mi), shallow
Epicenter
48.770° N, 122.158° 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 2.2 km horizontally, 3.1 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
206°, poorly surrounded by stations
Stations used
11

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 7 in the 30 days before it.

After

  1. 2.86 km WSW of Coupeville, Washington · 16117 days ago · 17 km deep · 78 km away
  2. 1.513 km S of Chilliwack, Canada · 16113 days ago · 3 km deep · 33 km away
  3. 1.77 km NE of Concrete, Washington · 16102 days ago · -1 km deep · 40 km away
  4. 2.225 km E of Darrington, Washington · 16096 days ago · 2 km deep · 86 km away
  5. 1.91 km WNW of Orcas, Washington · 16095 days ago · 12 km deep · 62 km away
  6. 2.05 km N of Friday Harbor, Washington · 16094 days ago · 6 km deep · 66 km away
  7. 1.74 km E of Granite Falls, Washington · 16093 days ago · -1 km deep · 78 km away
  8. 1.79 km ESE of Orcas, Washington · 16086 days ago · 54 km deep · 54 km away
  9. 2.18 km SE of Camano, Washington · 16084 days ago · 26 km deep · 76 km away
  10. 1.54 km NNE of Cathan, Washington · 16076 days ago · 18 km deep · 69 km away
  11. 2.18 km SSE of Victoria, Canada · 16065 days ago · -1 km deep · 96 km away

Before

  1. 2.010 km SSW of Chilliwack, Canada · 16122 days ago · 2 km deep · 36 km away
  2. 1.91 km WNW of Rockport, Washington · 16132 days ago · 0 km deep · 50 km away
  3. 1.72 km NNE of Rockport, Washington · 16133 days ago · 2 km deep · 51 km away
  4. 2.04 km ENE of Sedro-Woolley, Washington · 16133 days ago · 15 km deep · 27 km away
  5. 1.521 km SSE of Marblemount, Washington · 16144 days ago · 1 km deep · 76 km away
  6. 1.710 km SW of Everson, Washington · 16148 days ago · 2 km deep · 22 km away
  7. 1.93 km SE of Lake Roesiger, Washington · 16149 days ago · 19 km deep · 92 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10136158. Read Wed, Sep 23, 2026, 9:47 PM UTC.