Quakes
Earthquake magnitude 5.5 (mww) in 55.877S 123.211W, depth 10 km at 131138Z sep 18
Southern East Pacific Rise · USGS-US2000HDY6
- issued
- 2018-09-13 11:38Z
- status
- cancelled 2018-09-16 11:38Z
- self-cancels
- 2018-09-16 11:38Z
- authority
- USGS NEIC
- sea
- South Pacific Ocean
- position
- -55.877, -123.211
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
SOUTHERN EAST PACIFIC RISE. 1. EARTHQUAKE MAGNITUDE 5.5 (MWW) IN 55.877S 123.211W, DEPTH 10 KM AT 131138Z SEP 18. 2. USGS EVENT US2000HDY6. https://earthquake.usgs.gov/earthquakes/eventpage/us2000hdy6
This area · earthquake & tsunami bulletins
56 within 180 nm since 1998 · 4 in the last 12 months · 0 in force now
98
00
05
10
15
20
25
26
- Earthquake magnitude 5.6 (mww) in 54.619S 118.888W, depth 10 km at 120729Z jul 262026-07-12
- Earthquake magnitude 5.5 (mww) in 55.912S 123.182W, depth 10 km at 201836Z may 262026-05-20
- Earthquake magnitude 6.6 (mww) in 55.998S 122.298W, depth 10 km at 201743Z may 262026-05-20
- Earthquake magnitude 5.5 (mww) in 55.382S 128.103W, depth 10 km at 040312Z dec 252025-12-04
- Earthquake magnitude 5.8 (mww) in 55.364S 127.836W, depth 10 km at 030226Z aug 252025-08-03
- Earthquake magnitude 5.9 (mww) in 55.899S 123.301W, depth 10 km at 182357Z may 242024-05-18
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.