Station List

Station 46403 (LLNR 984.2) - SOUTHEAST SHUMAGIN ISLAND - 186 NM SE of Shumagin Is, AK

Owned and maintained by National Data Buoy Center
2.6-meter discus buoy
DART 4G payload
52.654 N 156.813 W (52°39'15" N 156°48'47" W)

Water depth: 4519 m
Watch circle radius: 3148 yards

Important Notice to Mariners

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station 46403

DART® Program Description

U.S. Tsunami Warning Centers

Large icon indicates selected station.
yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
(24 hours for tsunami stations)
Station 46403

Plot of Water Column Height Data for Station 46403

Data Access

Water Column Heights:
12/05/2024 00:00:00 to 12/09/2024 23:59:59

The data are recorded in pounds per square inch absolute (PSIA), but are displayed in meters of water after applying a constant 670.0 mm of water/PSIA conversion factor.

T = Measurement Type;
     where 1 = 15-minute measurement; 2 = 1-minute measurement; 3 = 15-second measurement