Quakes
Earthquake magnitude 5.7 (mwc) in 0.256S 018.175W, depth 10 km at 201237Z aug 07
Central Mid-atlantic Ridge · USGS-USP000FK9H
- issued
- 2007-08-20 12:37Z
- status
- cancelled 2007-08-23 12:37Z
- self-cancels
- 2007-08-23 12:37Z
- authority
- USGS NEIC
- sea
- South Atlantic Ocean
- position
- -0.256, -18.175
- source
- usgs · first seen 2026-09-03 15:08Z
Original warning text
CENTRAL MID-ATLANTIC RIDGE. 1. EARTHQUAKE MAGNITUDE 5.7 (MWC) IN 0.256S 018.175W, DEPTH 10 KM AT 201237Z AUG 07. 2. USGS EVENT USP000FK9H. https://earthquake.usgs.gov/earthquakes/eventpage/usp000fk9h
This area · earthquake & tsunami bulletins
41 within 180 nm since 1997 · 1 in the last 12 months · 0 in force now
97
00
05
10
15
20
25
26
- Earthquake magnitude 6.6 (mww) in 0.584S 020.048W, depth 10 km at 171856Z jun 262026-06-17
- Earthquake magnitude 5.5 (mww) in 0.159S 018.313W, depth 10 km at 040543Z aug 242024-08-04
- Earthquake magnitude 5.7 (mww) in 0.452S 019.727W, depth 10 km at 180757Z aug 232023-08-18
- Earthquake magnitude 6.0 (mww) in 0.329S 019.580W, depth 10 km at 171641Z aug 232023-08-17
- Earthquake magnitude 5.5 (mww) in 0.491S 019.986W, depth 10 km at 122048Z feb 222022-02-12
- Earthquake magnitude 6.2 (mww) in 0.417S 019.891W, depth 10 km at 081159Z feb 222022-02-08
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
Timeline · 2 messages since 2007-07-31 · closed 2007-08-23
- Earthquake magnitude 6.2 (mwc) in 0.162S 017.795W, depth 11 km at 312255Z jul 072007-07-31 → 2007-08-03
- Earthquake magnitude 5.7 (mwc) in 0.256S 018.175W, depth 10 km at 201237Z aug 07 this message2007-08-20 → 2007-08-23
joined by proximity
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.