Data



Data Notes



Extracted from Database

12 Aug 2019

ASTORIA (TONGUE POINT)

Station Information

Station ID: 265
Latitude: 46.206667
Longitude: -123.768333
Coastline code: 823
Station code: 13
Country: UNITED STATES
Time span of data: 1925 – 2018
Completeness (%): 99
Date of last update: 31 Jan 2019

Green Arrow: Current Station
Yellow Marker: Neighbouring RLR Station
Red Marker: Neighbouring Metric 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.

Tide Gauge Data

Plot of monthly mean sea level data at ASTORIA (TONGUE POINT).

Link to larger image of monthly data plot.
Download monthly mean sea level data.

Plot of annual mean sea level data at ASTORIA (TONGUE POINT).

Link to larger image of annual data plot.
Download annual mean sea level data.

Download metric sea level data. Use only with extreme caution.
NOTE: If some of the data are red in the plots above, the 'flag for attention' is set. Please see the documentation below.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: FTS5, TPW2, FTS1
Nearby Real Time Stations from VLIZ: asto2, asto
Research Quality Data from UHSLC station 572: hourly and daily

Station Documentation

Link to RLR information.

Documentation added 1991-06-11

Astoria 823/013 RLR(1971) is 11.6m below BM1

Documentation added 1994-07-14

The Columbia River outflow apparently has a major effect on Astoria sea level.

Documentation added 2011-08-25

Using NOAA data the RLR diagram has been re-drawn. Primary benchmark is now TIDAL 11 1959 5.934m above gauge datum. The previously used benchmark BM1 6.718m no longer features in the NOAA reports.

Data Authority

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