M6.6 144 km NE of Massawa, Eritrea

usp0000s8t · 1977-12-27T21:45:36Z · 16.659, 40.278

Magnitude

M6.6

Depth

33 km

Sweep radius

1,500 km

Status

reviewed

drawing…

The record

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

start_utc	1977-12-27T21:45:36.700000-05:00
end_utc	1977-12-27T21:45:36.700000-05:00
lat	16.659
lon	40.278
n_obs	0
origin_utc	1977-12-27T21:45:36.700000-05:00
place	144 km NE of Massawa, Eritrea
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	1977-12-27T21:45:36.700000-05:00
window_hours_before	6
window_hours_after	48
total_sensor_hits	0

Storage: dossier · event_storehouse/eq/usp0000s8t.json · source record ↗