Station Information

Station ID: 1840
Latitude: -13.826778
Longitude: -171.761306
Coastline code: 746
Station code: 2
Country: SAMOA
Time span of data: 1993 – 2023
Completeness (%): 97
Link to ellipsoid: Available
Date of last update: 05 Feb 2024

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.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: SAMO
Nearby Real Time Stations from VLIZ: upol
Fast Delivery Data from UHSLC station 401: hourly and daily
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

Documentation added 2021-02-03

As well as adding 2020 data the value for March 2019 has been revised.

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