M4.8 77 km S of Nikolski, Alaska

usp000053e · 1974-01-31T16:15:54Z · 52.245, -168.778

Magnitude

M4.8

Depth

44 km

Sensor hits

Observations

drawing…

The record

Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.

start_utc	1974-01-31T16:15:54.600000-04:00
end_utc	1974-01-31T16:15:54.600000-04:00
lat	52.245
lon	-168.778
origin_utc	1974-01-31T16:15:54.600000-04:00
place	77 km S of Nikolski, Alaska
status	reviewed
tsunami_flag	0
provenance	`[{"source_slug":"usgs_earthquake","name":"USGS Earthquake","url":"https://earthquake.usgs.gov/fdsnws/event/1/query","retrieved_utc":"2026-07-01"}]`
last_fix_utc	1974-01-31T16:15:54.600000-04:00
radius_km	500
window_hours_before	6
window_hours_after	48

Storage: dossier · event_storehouse/eq/usp000053e.json · source record ↗