3.7
Earthquake Details: 17 km SSW of Weston, Colorado, United States
Nov 1, 2026, 07:55:18
- Depth
- 9.25 km
- Felt reports
- 6
Source: USGSUpdated: Nov 2, 2026, 07:59 AM UTC
A magnitude 3.7 earthquake occurred on Nov 1, 2026 at 07:55:18. Epicenter: 17 km SSW of Weston, Colorado, United States. Reported depth: 9.25 km.
Tsunami information
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Time & depth
- Local time
- Nov 1, 2026, 01:55:18 MDT
- UTC
- Nov 1, 2026, 07:55:18 UTC
9.25 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Nearby major cities
Nearby earthquakes · 1
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 3.7
us7000tunh
- Depth:
- 9.25 km
- Time:
- Updated:
- Nov 2, 2026, 07:59 AM UTC
Technical Details
Depth9.25 km
Significance213
Latitude37.0038
Longitude-104.9525
Event IDus7000tunh
Magnitude3.7
Updated:Nov 2, 2026, 07:59:19 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: Nov 2, 2026, 07:59 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under 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.
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.
- CENC / Wolfx — CENC earthquake parameters via Wolfx, an independent unofficial relay.
- GFZ / GEOFON — Locations, depths and magnitudes: GFZ/GEOFON using GEVN network data (CC BY 4.0).