QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000dvxx
USGS usp000dvxx

26 Jul 2005, 05:08

16 km N of Dillon, Montana

A magnitude 5.6 mwc earthquake at 12.9 km depth.

Depth12.9 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated7 October 2024Latest timestamp stored in this record

Published location

Where is 16 km N of Dillon, Montana?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

45.365000, -112.615000

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Map data © OpenStreetMap contributors

What the numbers mean

Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.

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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.

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Nearby events with a similar magnitude

M 5.8

11 km SE of Lincoln, Montana

M 5

9 km E of Challis, Idaho

M 5

15 km S of Lincoln, Montana

M 6.5

Stanley, Idaho

M 6.9

The 1983 Borah Peak Earthquake, Idaho

Catalog fields and provenance
Event ID
usp000dvxx
Coordinates
45.365, -112.615
Network
us
Significance
1112