2.1
Earthquake Details: 6 km WSW of Elliston, Montana, United States
Oct 17, 2026, 00:44:36
- Depth
- 13.79 km
- Felt reports
- No data
Source: USGSUpdated: Oct 18, 2026, 11:04 PM UTC
A magnitude 2.1 earthquake occurred on Oct 17, 2026 at 00:44:36. Epicenter: 6 km WSW of Elliston, Montana, United States. Reported depth: 13.79 km.
Tsunami information
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Time & depth
- Local time
- Oct 16, 2026, 18:44:36 MDT
- UTC
- Oct 17, 2026, 00:44:36 UTC
13.79 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Nearby major cities
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 2.08
mb90210783
- Depth:
- 13.79 km
- Time:
- Updated:
- Oct 18, 2026, 11:04 PM UTC
Technical Details
Depth13.79 km
Significance67
Latitude46.5415
Longitude-112.5060
Event IDmb90210783
Magnitude2.1
Updated:Oct 18, 2026, 23:04:49 UTC
Regional Seismicity
External Resources
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Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Oct 18, 2026, 23:04 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.