1.8
Earthquake Details: 4 km SW of Redlands, California, United States
Oct 23, 2026, 04:57:06
- Depth
- 3.86 km
- Felt reports
- No data
Source: USGSUpdated: Oct 23, 2026, 05:08 AM UTC
A magnitude 1.8 earthquake occurred on Oct 23, 2026 at 04:57:06. Epicenter: 4 km SW of Redlands, California, United States. Reported depth: 3.86 km.
Tsunami information
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Time & depth
- Local time
- Oct 22, 2026, 21:57:06 PDT
- UTC
- Oct 23, 2026, 04:57:06 UTC
3.86 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Nearby major cities
Nearby earthquakes · 12
M2.839 km SSW of Qualeys Camp, NVBeforeM2.732 km SE of Bodie, CABeforeM3.6off the coast of Baja California, MéxicoBeforeM3.2Baja California, MéxicoBeforeM2.411 km NE of Kernville, CABeforeM2.5central CaliforniaBeforeM2.316 km NNE of Indio, CABeforeM3.015 km S of Tres Pinos, CABeforeM2.417 km WSW of Delta, B.C, MXAfterM3.0Baja California, MéxicoAfterM2.616 km W of Alberto Oviedo Mota, B.C, MXAfterM2.3NevadaAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 1.76
ci41350879
- Depth:
- 3.86 km
- Time:
- Updated:
- Oct 23, 2026, 05:08 AM UTC
Technical Details
Depth3.86 km
Significance48
Latitude34.0298
Longitude-117.2155
Event IDci41350879
Magnitude1.8
Updated:Oct 23, 2026, 05:08:14 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 23, 2026, 05:08 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).