Quakes
Earthquake magnitude 5.6 (mww) in 55.123S 128.878W, depth 10 km at 120940Z oct 18
Pacific-antarctic Ridge · USGS-US1000HB0U
- issued
- 2018-10-12 09:40Z
- status
- cancelled 2018-10-15 09:40Z
- self-cancels
- 2018-10-15 09:40Z
- authority
- USGS NEIC
- sea
- South Pacific Ocean
- position
- -55.123, -128.878
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
PACIFIC-ANTARCTIC RIDGE. 1. EARTHQUAKE MAGNITUDE 5.6 (MWW) IN 55.123S 128.878W, DEPTH 10 KM AT 120940Z OCT 18. 2. USGS EVENT US1000HB0U. https://earthquake.usgs.gov/earthquakes/eventpage/us1000hb0u
This area · earthquake & tsunami bulletins
74 within 180 nm since 1997 · 3 in the last 12 months · 0 in force now
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- Earthquake magnitude 5.9 (mww) in 54.995S 129.095W, depth 10 km at 061118Z apr 262026-04-06
- Earthquake magnitude 5.5 (mww) in 55.382S 128.103W, depth 10 km at 040312Z dec 252025-12-04
- Earthquake magnitude 5.6 (mww) in 55.410S 128.485W, depth 10 km at 091521Z nov 252025-11-09
- Earthquake magnitude 6.3 (mww) in 55.228S 128.651W, depth 10 km at 030457Z aug 252025-08-03
- Earthquake magnitude 5.8 (mww) in 55.364S 127.836W, depth 10 km at 030226Z aug 252025-08-03
- Earthquake magnitude 5.7 (mwb) in 54.401S 133.091W, depth 10 km at 090948Z jun 242024-06-09
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