M4.5 86 km SSE of Chiniak, Alaska

usp0000bnc · 1975-06-18T15:15:41Z · 56.868, -151.853

Magnitude

M4.5

Depth

30 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	1975-06-18T15:15:41.400000-04:00
end_utc	1975-06-18T15:15:41.400000-04:00
lat	56.868
lon	-151.853
origin_utc	1975-06-18T15:15:41.400000-04:00
place	86 km SSE of Chiniak, 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	1975-06-18T15:15:41.400000-04:00
radius_km	500
window_hours_before	6
window_hours_after	48

Storage: dossier · event_storehouse/eq/usp0000bnc.json · source record ↗