1.6
Earthquake Details: 9 km NE of Blackwell, Oklahoma, United States
Oct 17, 2026, 04:09:11
- Depth
- 18.53 km
- Felt reports
- No data
Source: USGSUpdated: Oct 19, 2026, 12:56 PM UTC
A magnitude 1.6 earthquake occurred on Oct 17, 2026 at 04:09:11. Epicenter: 9 km NE of Blackwell, Oklahoma, United States. Reported depth: 18.53 km.
Tsunami information
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Time & depth
- Local time
- Oct 16, 2026, 23:09:11 CDT
- UTC
- Oct 17, 2026, 04:09:11 UTC
18.53 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 1.61
ok2026uiip
- Depth:
- 18.53 km
- Time:
- Updated:
- Oct 19, 2026, 12:56 PM UTC
Technical Details
Depth18.53 km
Significance40
Latitude36.8603
Longitude-97.2010
Event IDok2026uiip
Magnitude1.6
Updated:Oct 19, 2026, 12:56:51 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 19, 2026, 12:56 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.