Nav aids

Biorka dgps station 56-51.3N 135-32.4W unusable

Eastern North Pacific · Alaska-southeast Coast · NAVAREA XII 40/17

issued: 2017-01-26 09:47Z
status: cancelled 2017-03-10 13:17Z (archive)
authority: COGARD NAVCEN DGPS 37/17 260947Z JAN 17.
position: 56.855, -135.540
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
ALASKA-SOUTHEAST COAST.
CHART 17320.
BIORKA DGPS STATION 56-51.3N 135-32.4W UNUSABLE.

This area · aids-to-navigation notices

236 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now

Annette island dgps station 55-04.1N 131-36.0W unreliable2020-06-29
Biorka dgps station 56-51.3N 135-32.4W unusable2020-06-18
Annette island dgps station 55-04.1N 131-36.0W unreliable2020-03-19
Annette island dgps station 55-04.1N 131-36.0W unreliable2020-03-13
Annette island dgps station 55-04.1N 131-36.0W unconfirmed2019-12-02
Biorka dgps station 56-51.3N 135-32.4W inoperative2019-09-25

Season · when aids-to-navigation notices happen here

month of issue, all years in the archive

Timeline

NAVAREA XII warnings in force as of 101313Z mar 17: 103/17, 102/17, 101/17, 100/17, 89/17, 85/17, 78/17,…cancelled by · 2017-03-10

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

142 aids-to-navigation notices in force · see all

Nav aids

Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →

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.