Kushiro (Japan) Data Quality Assessment

Quality Assessment of sea level data by the TOGA Sea Level Center/National Oceanographic Data Center Joint Archive for Sea Level.

StationKushiroLatitude42° 58.0' N
CountryJapanLongitude144° 23.0' E
JASL #350ATime Meridian135° E (GMT + 9 hr)
GLOSS #089TOGA #None
NODC #14142401
Contributor:Japan Oceanographic Data Center, Hydrographic Department, Maritime Safety Agency 3-1,Tsukiji, 5-Chome, Chuo-ku Tokyo 104 Japan
Originator:Same
Original Data:Unconfirmed
Instrument Type:FUESS (1963-1972), LFT-4 (1973-1986)
Digitized Interval:Unconfirmed
Present Data:Hourly, daily, and monthly values obtained by:
Hourly:Unconfirmed
Daily:119-point convolution filter (Bloomfield, 1976) centred on noon applied to the hourly data with respective periods of the 95, 50, and 5% amplitude points at 124.0, 60.2, and 40.2 hours
Monthly:Simple average of all daily values; calculated if 7 or fewer days are missing
Span of Data:01 January 1963 - 31 December 1986
Gaps > 1 Month:01 January - 31 December 1964, 31 Auguat - 02 December 1982
Time Reference:GMT (hours 00-23)
Space-filler Flag:-9999
Units:Millimeters
Missing Data Flag:99999
Reference Level:All data are referred to tide gauge zero and linked to historic fixed bench marks.
Comment:The daily or monthly means do not reveal any obvious reference level shifts. The data contain significant energy of 1 to 5 day periods related to atmospheric and oceanographic events. The monthly means show a linear increase of about 1 cm per year.