M4.2

USGS earthquake · M4.237 km ENE of Nelson

🇨🇦 - Canada

· 34 days ago

Map centered on the earthquake at 37 km ENE of Nelson, Canada, with a marker at its epicenterBalfourRiondelAinsworthKasloNelsonSlocanOpen in Apple Maps ↗
Shaking intensity
  1. II
  2. III

Strongest contour: Weak (III). Modelled by USGS ShakeMap; contours show where shaking was expected to reach each level, not damage.

Depth10.0 km
Origin timeSep 17, 2026, 12:31 PM UTC
Coordinates49.665, -116.832
Tsunami flagNot reported
Estimated shakingLight (IV)Modelled by USGS ShakeMap
Reported shakingLight (IV)From 104 public reports
Magnitude scaleLocal magnitude
SolutionReviewed by a seismologist
Who felt it

People in the shaking

In the modelled area109,000
At light shaking or above292
  1. IVLight292
  2. IIIWeak19,000
  3. IIWeak90,000
Nearby towns and the shaking modelled for each
PlacePopulationShaking
Balfour459III
Riondel253III
Ainsworth20III
Kaslo968III
Nelson11,000III
Slocan272II
Taghum262II
Winlaw297II

Past earthquakes here. A magnitude 4.6 earthquake 211 km n of this event struck UK on March 4, 2000 (UTC), with estimated population exposures of 1,000 at intensity IV and 1,000 at intensity V, with no reported fatalities.

Local buildings. Overall, the population in this region resides in structures that are resistant to earthquake shaking, though vulnerable structures exist. The predominant vulnerable building types are unreinforced brick masonry and reinforced masonry construction.

Population and intensity modelled by USGS PAGER. Estimates, not a count of people affected.

Official source

U.S. Geological Survey

Terremoto preserves this event snapshot for a stable public link. USGS remains the authoritative source for revisions and scientific details. Shaking contours and population estimates come from USGS ShakeMap and PAGER, which revise them as more data arrives.

View the USGS record ↗