1.7

M1.7 Earthquake 4 km SW of Palomar Observatory, CA — August 19, 2026

2026-08-19 00:20:09 UTC (1 day ago) · approx. 4:20 PM UTC-8 local

MagnitudeM1.7(ml)
Time00:20 UTC≈ 4:20 PM UTC-8
Depth11.1 kmshallow crustal
Coordinates33.327°, -116.889°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 33.33°, -116.89°

Earthquake Details

Magnitude
1.7 ml
Depth
11.1 km
shallow crustal
Location
33.3265°N
-116.8887°E

Technical Information

Event ID
ci41529744
Event Type
earthquake
Status
✓ Reviewed
Significance
46
Stations Used
72
Azimuthal Gap
23.0°
Min Station Distance
0.035°
RMS Residual
0.17 sec
Last Updated
2026-08-19 19:30:00 UTC

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Actions

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Understanding This Data

Magnitude 1.7 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: ci41529744). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, August 19, 2026). M1.7 Earthquake 4 km SW of Palomar Observatory, CA — August 19, 2026. Retrieved August 19, 2026 from https://www.earthquaketracker.org/earthquakes/event/ci41529744/