Quakes
77 km sw of nikolski, alaska
USGS-US100032CB
- issued
- 2015-07-27 07:41Z
- status
- cancelled 2015-07-30 07:41Z
- self-cancels
- 2015-07-30 07:41Z
- authority
- USGS NEIC
- sea
- North Pacific Ocean
- position
- 52.498, -169.747
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
77 KM SW OF NIKOLSKI, ALASKA. 1. EARTHQUAKE MAGNITUDE 5.6 (MB) IN 52.498N 169.747W, DEPTH 35 KM AT 270741Z JUL 15. 2. USGS EVENT US100032CB. https://earthquake.usgs.gov/earthquakes/eventpage/us100032cb
This area · earthquake & tsunami bulletins
109 within 180 nm since 1997 · 7 in the last 12 months · 1 in force now
97
00
05
10
15
20
25
26
- 84 km ssw of nikolski, alaska2026-09-03
- 103 km se of atka, alaska2026-07-26
- 172 km ene of atka, alaska2026-05-22
- 92 km s of nikolski, alaska2026-03-05
- 93 km sw of nikolski, alaska2026-02-23
- 96 km sw of nikolski, alaska2026-02-23
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 · 6 messages since 2015-07-27 · closed 2015-07-30
- Earthquake magnitude 6.9 (mww) in 52.376N 169.446W, depth 29 km at 270449Z jul 152015-07-27 → 2015-07-30
- 89 km ssw of nikolski, alaska2015-07-27 → 2015-07-30
- 82 km ssw of nikolski, alaska2015-07-27 → 2015-07-30
- 66 km ssw of nikolski, alaska2015-07-27 → 2015-07-30
- 77 km sw of nikolski, alaska this message2015-07-27 → 2015-07-30
- 82 km ssw of nikolski, alaska2015-07-27 → 2015-07-30
joined by proximity
Nearby now · within 120 nm
- 84 km ssw of nikolski, alaskaQuakes · 19 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.