Earthquake report · M 4.5

M4.5 earthquake · Pacific-Antarctic Ridge

USGS · updated Sep 23, 2026, 23:08 UTC

A magnitude 4.5 earthquake was recorded on Sep 1, 2026, 3:46 AM (UTC) Pacific-Antarctic Ridge at a depth of 10 km, according to the U.S. Geological Survey (USGS). Data is preliminary and the magnitude may be revised.

Reported location · -54.52°, -131.98° ·

Read the official report ↗Map, updates and comments

Details

Source: usgs
Category: earthquake
Source status: active
Magnitude: 4.5
Depth (km): 10
Local time: Sep 1, 2026, 3:46 AM (UTC)
UTC time: 2026-09-01 03:46
Coordinates: -54.516, -131.980

Updates

M 4.5 - Pacific-Antarctic RidgeSep 23, 2026, 23:08 UTC

Saved source report · captured Oct 30, 2026, 11:01 UTC. Follow the issuing authority’s current instructions.