QuakeIndex

explosion · reviewed by a seismologist

M 0.9md

9 km ENE of Abbotsford, Canada

No: USGS classifies this as a explosion, not an earthquake. A magnitude 0.9 explosion was recorded 9 km ENE of Abbotsford, Canada, 44 km (27 mi) NE of Bellingham, WA, at 3:20 pm PDT on 22 September 2026 (22:20 UTC), less than 1 km deep.

44 km (27 mi) NE of Bellingham, WA · 124 km (77 mi) N of Everett, WA

· -0.8 km deep · released about 0.61 lb of TNT

10 km30 km60 km120 km N Whatcom County 34 kmSkagit County 69 kmSan Juan County 96 kmIsland County 110 kmSnohomish County 117 km
Distance rings around the epicentre, with the nearest towns at their true direction and later quakes as coloured dots. Not a shaking map — see the USGS ShakeMap for that.
When
Magnitude
M 0.9 (md)
Depth
-0.8 km below the surface
Felt
no reports yet
Nearest
Whatcom County, 34 km SE
Nearest mapped fault
Boulder Creek-Canyon Creek fault, 18 km from its surface trace — near is not the same as on
Status
Reviewed by a seismologist

USGS · last changed by USGS · we first saw it 48 days ago

This was a minor earthquake. Quakes this small are rarely felt and do not cause damage.

At this magnitude and depth it was probably too small to be felt, even directly above it. Estimated from magnitude, depth and distance with the intensity equation USGS Did You Feel It? uses; felt reports, where there are any, are the measurement.

Earthquakes near other towns within 30 km: Sumas, Peaceful Valley, Nooksack, Everson, Lynden.

USGS catalogues this as explosion, not an earthquake.

How big was it?

This earthquake released about 0.61 lb of TNT. Magnitude is logarithmic: each whole step up releases about 32 times more energy, so a magnitude 1.9 would have released about 32 times as much.

  1. Mineral, Virginia 2011 M 5.8 25,000,000× the energy of this one
  2. Magna, Utah 2020 M 5.7 18,000,000× the energy of this one
  3. Around the size people start to feel M 3.0 1,600× the energy of this one
  4. This earthquake M 0.9 about 0.61 lb of TNT

Energy from the Gutenberg–Richter relation (log10E = 1.5M + 4.8), rounded to two figures; bar length is magnitude, which is already a logarithm of energy. Magnitudes of past earthquakes from the USGS catalogue.

Where

Epicentre 49.0792, -122.1237. Map © OpenStreetMap contributors.

Nearby places

PlaceDistanceDirection from the epicentre
Whatcom County, WA 34 km (21 mi) SE earthquakes near Whatcom County
Skagit County, WA 69 km (43 mi) SSE earthquakes near Skagit County
San Juan County, WA 96 km (60 mi) SW earthquakes near San Juan County
Island County, WA 110 km (68 mi) SSW earthquakes near Island County
Snohomish County, WA 117 km (73 mi) SSE earthquakes near Snohomish County

Places and coordinates from the US Census Bureau Gazetteer (2024). Distances are from the epicentre.

Aftershocks so far

18 earthquakes have been recorded within 50 km since this one.

  1. 1.0 11 km E of Abbotsford, Canada
  2. 1.2 7 km NE of Abbotsford, Canada
  3. 1.4 10 km NE of Abbotsford, Canada
  4. 1.3 11 km E of Mission, Canada
  5. 1.1 1 km WSW of Marietta, Washington
  6. 1.2 1 km WNW of Acme, Washington
  7. 1.4 12 km E of Mission, Canada
  8. 1.0 8 km NE of Abbotsford, Canada
  9. 1.1 11 km NE of Abbotsford, Canada
  10. 1.4 7 km ENE of Abbotsford, Canada
  11. 0.8 6 km ESE of Mission, Canada
  12. 1.1 13 km ENE of Mission, Canada
  13. 1.5 7 km N of Geneva, Washington
  14. 1.2 9 km ENE of Abbotsford, Canada
  15. 1.4 11 km NE of Abbotsford, Canada

Counted from the QuakeIndex database, which ingests the USGS feed every 30 seconds · as of . QuakeIndex does not forecast aftershocks. When USGS issues an operational aftershock forecast it appears on the USGS event page.

On USGS

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