1.4
Earthquake Details: 1 km WNW of Cromwell, Oklahoma
Aug 23, 2026, 09:04:00
A magnitude 1.4 earthquake occurred near 1 km WNW of Cromwell, Oklahoma on Aug 23, 2026 at 09:04:00. The seismic event was recorded at a depth of 19.8 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth19.8 km
Significance29
Latitude35.3463
Longitude-96.4690
Event IDok2026qmfr
Magnitude1.4
Updated:Aug 24, 2026, 12:30:46 UTC
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- Aug 23, 2026, 04:04:00 CDT
- UTC
- Aug 23, 2026, 09:04:00 UTC
19.8 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 3
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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: Aug 24, 2026, 12:30 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.