List of tide stations managed in the past

過去の験潮場の地図(英語)

By clicking on each "Tide level data" , you can download the tidal level data records of tide stations managed in the past.
Tide station Latitude Longitude Type of
tide gauge
Tide datum
plane[m]
Height of the
fixed point[m]
Year of establishment End of Management Month Tide level data
Kushimoto 33-28N 135-47E Kelvin 6.000 --- May 1891 Dec. 1924 Tide level data
Fukahori 32-41N 129-49E Kelvin 5.000 --- Jun. 1891 Dec. 1924 Tide level data
Sotoura 34-54N 132-05E Kelvin 4.000 --- Jul. 1891 Dec. 1924 Tide level data
Ayukawa 38-18N 141-30E Kelvin 5.000 --- Oct. 1891 Dec. 1924 Tide level data
Iwasaki 40-35N 139-55E Kelvin 5.000 --- Sep. 1892 Dec. 1924 Tide level data
Hanasaki 43-17N 145-35E Kelvin 5.000 --- Nov. 1895 Dec. 1924 Tide level data
Wajima 37-24N 136-54E G.S.A.T 3.000 2.111 Jan. 1894 Jan. 2024 Tide level data
Hosojima 32-26N 131-40E G.S.A.T 5.000 2.677 Jan. 1894 Dec. 2025 Tide level data
Oshoro 43-13N 140-52E G.S.A.T 3.000 1.502 Nov. 1905 Dec. 2025 Tide level data
Kainan 34-09N 135-12E G.S.A.T 5.000 2.753 Feb. 1953 Dec. 2025 Tide level data
Asamushi 40-54N 140-52E G.S.A.T 4.000 2.909 May. 1954 Dec. 2025 Tide level data
Nezugaseki 38-34N 139-33E G.S.A.T 3.000 1.887 Mar. 1955 Dec. 2025 Tide level data
Kashiwazaki 37-21N 138-31E G.S.A.T 4.000 2.634 Jun. 1955 Dec. 2025 Tide level data
Onisaki 34-54N 136-49E G.S.A.T 7.000 4.552 Jan. 1963 Dec. 2025 Tide level data
Katsuura 35-08N 140-15E G.S.A.T 5.000 2.014 Jun. 1967 Dec. 2025 Tide level data
Mikuni 36-15N 136-09E G.S.A.T 3.000 0.983 Dec. 1967 Dec. 2025 Tide level data
Kure 33-20N 133-15E G.S.A.T 5.000 2.808 Jun. 1972 Dec. 2025 Tide level data
Oga 39-57N 139-42E G.S.A.T 3.000 2.317 Jan. 1970 Dec. 2025 Tide level data
Akune 32-01N 130-11E G.S.A.T 6.000 2.677 Jul. 1970 Dec. 2025 Tide level data
Susa 34-38N 131-36E G.S.A.T 4.000 2.411 Jan. 1992 Dec. 2025 Tide level data
Kariya 33-28N 129-51E G.S.A.T 5.000 2.401 Feb. 1972 Dec. 2025 Tide level data
Soma 37-50N 140-58E G.S.A.T 7.000 3.454 May. 1973 Dec. 2025 Tide level data
Ito 34-54N 139-08E G.S.A.T 5.000 2.724 Jul. 1973 Dec. 2025 Tide level data
Ogi 37-49N 138-17E G.S.A.T 3.000 1.545 Aug. 1973 Dec. 2025 Tide level data
Tago 34-48N 138-46E G.S.A.T 5.000 2.308 Aug. 1977 Dec. 2025 Tide level data
Yaizu 34-52N 138-20E G.S.A.T 5.000 1.632 Aug. 1977 Dec. 2025 Tide level data
Okushiri 42-05N 139-29E G.S.A.T 3.000 1.678 Dec. 1994 Dec. 2025 Tide level data
Tobishima 39-11N 139-33E G.S.A.T 4.000 1.944 Mar. 1995 Dec. 2025 Tide level data
  • The values of latitude, longitude and altitude are the values recorded at that time.
  • Method for calculating tidal height: Tidal height = height of the fixed point - constant of the tide datum plane + tide level
  • "G.S.A.T" in the column of the type of tide gauge is an abbreviation of Geospatial Information Authority of Japan Automatic Tide Gauge. In Japan, the gauge is called "High resolution automatic tidal system."
  • "Kushimoto" ,"Fukahori","Sotoura","Ayukawa","Iwasaki",and"Hanasaki"are tide stations of the former Japanese Imperial Land Survey, which were transferred to the Marine Meteorological Observatory of the Ministry of Education in 1924.