Quakes
Earthquake magnitude 5.5 (mwc) in 55.727S 123.277W, depth 10 km at 181849Z aug 16
Southern East Pacific Rise · USGS-US10006EW5
- issued
- 2016-08-18 18:49Z
- status
- cancelled 2016-08-21 18:49Z
- self-cancels
- 2016-08-21 18:49Z
- authority
- USGS NEIC
- sea
- South Pacific Ocean
- position
- -55.727, -123.277
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
SOUTHERN EAST PACIFIC RISE. 1. EARTHQUAKE MAGNITUDE 5.5 (MWC) IN 55.727S 123.277W, DEPTH 10 KM AT 181849Z AUG 16. 2. USGS EVENT US10006EW5. https://earthquake.usgs.gov/earthquakes/eventpage/us10006ew5
This area · earthquake & tsunami bulletins
60 within 180 nm since 1998 · 5 in the last 12 months · 0 in force now
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- 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 5.6 (mww) in 55.410S 128.485W, depth 10 km at 091521Z nov 252025-11-09
- Earthquake magnitude 5.8 (mww) in 55.364S 127.836W, depth 10 km at 030226Z aug 252025-08-03
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Timeline · 2 messages since 2016-08-18 · closed 2016-08-21
- Earthquake magnitude 6.0 (mww) in 55.904S 123.241W, depth 10 km at 181809Z aug 162016-08-18 → 2016-08-21
- Earthquake magnitude 5.5 (mwc) in 55.727S 123.277W, depth 10 km at 181849Z aug 16 this message2016-08-18 → 2016-08-21
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