1.8

M1.8 Earthquake 6 km NNE of Lake Henshaw, CA — August 15, 2026

2026-08-15 03:58:11 UTC (4 days ago) · approx. 7:58 PM UTC-8 local

MagnitudeM1.8(ml)
Time03:58 UTC≈ 7:58 PM UTC-8
Depth13.2 kmshallow crustal
Coordinates33.290°, -116.740°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 33.29°, -116.74°

Earthquake Details

Magnitude
1.8 ml
Depth
13.2 km
shallow crustal
Location
33.2897°N
-116.7398°E

Technical Information

Event ID
ci40672994
Event Type
earthquake
Status
✓ Reviewed
Significance
50
Stations Used
24
Azimuthal Gap
61.0°
Min Station Distance
0.056°
RMS Residual
0.12 sec
Last Updated
2026-08-15 16:52:53 UTC

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Actions

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Understanding This Data

Magnitude 1.8 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: ci40672994). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, August 15, 2026). M1.8 Earthquake 6 km NNE of Lake Henshaw, CA — August 15, 2026. Retrieved August 15, 2026 from https://www.earthquaketracker.org/earthquakes/event/ci40672994/