Data and Station Information for ANSAN

Station Information

Station ID:	1922
Latitude:	37.192222
Longitude:	126.647222
Coastline code:	620
Station code:	13
Country:	KOREA, REPUBLIC OF
Time span of data:	2002 – 2024
Completeness (%):	100
Date of last update:	10 Apr 2026

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 ANSAN.

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

Plot of annual mean sea level data at ANSAN.

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.

Station Documentation

Link to RLR information.

Documentation added 2012-07-30

The supplying authority KHOA have supplied more accurate latitude and longitude positioning. lat. 37 11' 25"N 126 38'50"E
Gauge is an OTT float.

Documentation added 2026-04-16

Updated the entire dataset to L2 dataset to ensure users can access fully quality-controlled sea level data for long-term variability and trend analysis.

Data Authority

Korea Hydrographic and Oceanographic Agency (KHOA)
351, Haeyang-ro
Yeongdo-gu
Busan
Republic of Korea

Documentation added 2000-10-11

The National Oceanographic Research Institute of Korea was
formerly (pre late-1990s) the Office of Hydrographic Affairs
(same address).

Documentation added 2018-05-17

KHOA was formerly the National Oceanographic Research Institute

Data

Data Notes

Extracted from Database

ANSAN