M1.5 earthquake 18 km NNE of Ashford, Washington
A magnitude 1.5 earthquake struck 18 km NNE of Ashford, Washington on Sat, Sep 12, 1981, 10:03 AM PDT (17:03 UTC), 9 km (6 mi) below the surface.
A larger quake followed: M1.6 2 km SSW of Parkland, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.5 (md), micro
- Local time
- UTC
- 1981-09-12 17:03:16 UTC
- Depth
- 8.9 km (5.5 mi), shallow
- Epicenter
- 46.917° N, 121.938° W
- Region
- Washington
- 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 0.3 km horizontally
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 61°
- Stations used
- 23
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 28 in the 30 days before it.
After
- 1.62 km SSW of Parkland, Washington · 16443 days ago · 53 km deep · 46 km away
- 1.73 km ENE of Union Hill-Novelty Hill, Washington · 16433 days ago · -1 km deep · 86 km away
- 1.91 km S of Hobart, Washington · 16431 days ago · 1 km deep · 54 km away
- 1.82 km S of Mercer Island, Washington · 16430 days ago · 0 km deep · 74 km away
- 1.517 km NW of Trout Lake, Washington · 16430 days ago · 3 km deep · 91 km away
- 1.823 km S of Morton, Washington · 16430 days ago · 8 km deep · 68 km away
- 1.93 km ENE of Union Hill-Novelty Hill, Washington · 16426 days ago · 6 km deep · 87 km away
- 1.72 km SSE of Maplewood, Washington · 16422 days ago · 19 km deep · 69 km away
- 2.624 km ESE of Packwood, Washington · 16421 days ago · 3 km deep · 61 km away
- 1.66 km SSE of Thorp, Washington · 16418 days ago · 10 km deep · 99 km away
- 1.95 km SSE of Mineral, Washington · 16414 days ago · 19 km deep · 32 km away
- 1.625 km ESE of Packwood, Washington · 16409 days ago · 0 km deep · 60 km away
- 1.64 km SSE of Hobart, Washington · 16408 days ago · 9 km deep · 52 km away
- 1.638 km NNE of Amboy, Washington · 16405 days ago · 1 km deep · 81 km away
- 1.92 km WSW of Wilderness Rim, Washington · 16397 days ago · 18 km deep · 58 km away
- 1.720 km S of Morton, Washington · 16389 days ago · 8 km deep · 65 km away
Before
- 2.423 km ESE of Packwood, Washington · 16448 days ago · -1 km deep · 61 km away
- 2.44 km WSW of Chico, Washington · 16448 days ago · 13 km deep · 97 km away
- 1.623 km ESE of Packwood, Washington · 16448 days ago · -1 km deep · 62 km away
- 2.024 km ESE of Packwood, Washington · 16449 days ago · 3 km deep · 61 km away
- 1.521 km NE of Ashford, Washington · 16451 days ago · 6 km deep · 7 km away
- 1.938 km NNE of Amboy, Washington · 16452 days ago · -1 km deep · 82 km away
- 1.637 km NNE of Amboy, Washington · 16452 days ago · -1 km deep · 82 km away
- 2.31 km SSE of Lakeland North, Washington · 16452 days ago · 7 km deep · 52 km away
- 1.638 km NNE of Amboy, Washington · 16453 days ago · 0 km deep · 81 km away
- 1.938 km NNE of Amboy, Washington · 16455 days ago · -1 km deep · 82 km away
- 1.724 km S of Morton, Washington · 16455 days ago · 3 km deep · 68 km away
- 1.924 km S of Morton, Washington · 16456 days ago · 3 km deep · 68 km away
- 1.56 km S of Morton, Washington · 16456 days ago · 4 km deep · 53 km away
- 1.638 km NNE of Amboy, Washington · 16457 days ago · 0 km deep · 82 km away
- 1.838 km NNE of Amboy, Washington · 16457 days ago · 0 km deep · 82 km away
- 1.524 km ENE of Ashford, Washington · 16458 days ago · -1 km deep · 16 km away
- 1.637 km NNE of Amboy, Washington · 16459 days ago · 1 km deep · 82 km away
- 1.914 km NE of Snoqualmie, Washington · 16461 days ago · 4 km deep · 79 km away
- 2.12 km WNW of Home, Washington · 16463 days ago · 22 km deep · 76 km away
- 2.023 km ESE of Packwood, Washington · 16463 days ago · 5 km deep · 61 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10117308. Read Tue, Sep 22, 2026, 3:09 PM UTC.