UNALASKA

Station Information

Station ID: 757
Latitude: 53.88
Longitude: -166.536667
GLOSS ID: 102
Coastline code: 820
Station code: 21
Country: UNITED STATES
Time span of data: 1955 – 2016
Completeness (%): 88
Frequency Code: 24
Date of last update: 02 Feb 2017

Green Arrow: Current Station
Yellow Marker: Neighbouring RLR Station

Please note: In many cases, the station position in our database is accurate to only one minute. Thus, the tide gauge may not appear to be on the coast.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: AV09
Nearby Real Time Stations from VLIZ: dutc, dutc2
Fast Delivery Data from UHSLC station 41: hourly and daily
Research Quality Data from UHSLC station 41: hourly and daily

Station Documentation

Link to RLR information.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-JUN-91 :
Unalaska 820/021 RLR(1970) is 9.0m below BM7
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 24-Nov-2011 :
Using information from the NOAA website the RLR diagram has been revised. Primary benchmark remains NO 7 1956 3.597m above gauge datum.

Data Authority

N.O.A.A. / N.O.S.
N/oes33, Ssmc4, Room 6531
1305 East-West Highway
Silver Spring,
MD 20910
UNITED STATES