Quakes
Earthquake magnitude 5.6 (mww) in 1.506S 015.591W, depth 10 km at 270103Z oct 16
North of Ascension Island · USGS-US10007287
- issued
- 2016-10-27 01:03Z
- status
- cancelled 2016-10-30 01:03Z
- self-cancels
- 2016-10-30 01:03Z
- authority
- USGS NEIC
- sea
- South Atlantic Ocean
- position
- -1.506, -15.591
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
NORTH OF ASCENSION ISLAND. 1. EARTHQUAKE MAGNITUDE 5.6 (MWW) IN 1.506S 015.591W, DEPTH 10 KM AT 270103Z OCT 16. 2. USGS EVENT US10007287. https://earthquake.usgs.gov/earthquakes/eventpage/us10007287
This area · earthquake & tsunami bulletins
41 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now
97
00
05
10
15
20
24
- Earthquake magnitude 5.5 (mww) in 1.149S 013.961W, depth 10 km at 252301Z jan 242024-01-25
- Earthquake magnitude 5.6 (mww) in 0.117N 017.090W, depth 10 km at 160958Z jan 202020-01-16
- Earthquake magnitude 5.6 (mww) in 0.231N 016.987W, depth 10 km at 060129Z jan 202020-01-06
- Earthquake magnitude 6.3 (mww) in 1.099S 013.837W, depth 10 km at 231608Z oct 192019-10-23
- Earthquake magnitude 5.5 (mww) in 1.715S 013.010W, depth 10 km at 291951Z jun 192019-06-29
- Earthquake magnitude 5.7 (mww) in 0.942S 013.828W, depth 10 km at 271203Z nov 182018-11-27
Season · when earthquake & tsunami bulletins happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
5 earthquake & tsunami bulletins in force · see all
Quakes
Undersea earthquakes of magnitude 5.5 and above (USGS) and the tsunami bulletins NAVAREA coordinators relay. All current earthquake & tsunami bulletins →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.