Data



Data Notes



Extracted from Database

01 Jul 2019

APIA B

WARNING: QCFLAG EXISTS. PLEASE READ THE DOCUMENTATION.

Station Information

Station ID: 1840
Latitude: -13.826778
Longitude: -171.761306
Coastline code: 746
Station code: 2
Country: SAMOA
Time span of data: 1993 – 2018
Completeness (%): 96
Link to ellipsoid: Available
Date of last update: 23 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 APIA B.

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

Plot of annual mean sea level data at APIA B.

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: SAMO
Nearby Real Time Stations from VLIZ: upol
Research Quality Data from UHSLC station 401: hourly and daily

Station Documentation

Link to RLR information.

Documentation added 1998-01-13

National Tidal Facility SEAFRAME station

Documentation added 2010-08-25

Supplying authority (NTC) have confirmed that all data refers to LAT (93-94). Tide gauge benchmark BM 201 is 2.0229 m above LAT. RLR (2009) is defined as 8.2 m below BM 201

Documentation added 2010-08-25

Sensor appears to be subsiding NTC's Pacific country report for Samoa (December 2009) states that over the period 1992-2009, the sensor has fallen relative to the TGBM by 0.9 mm per year

Data Authority

National Tidal Centre
Bureau of Meteorology
PO Box 421
Kent Town 5071
South Australia

Documentation added 2010-08-12

Formerly known as the National Tidal Facility