EUROPEAN SEA LEVEL OBSERVING SYSTEM Station Information Sheet GLOSS Number Station name Kobenhavn Country Denmark Time zone 015E, GMT + 1 hour Latitude 55.683 Longitude 12.600 Ocean/sea Atlantic/ Responsible country Denmark Committed to GLOSS Yes Operational? Yes Point of contact Ms. Lonny Hansen, Danmarks Meteorologiske Institut Lyngbyvej 100 DK-2100 Kobenhavn O Denmark Tel: +45 39 15 73 16 Fax: +45 39 15 73 90 E-mail: lha@dmi.dk WWW: http://www.dmi.dk Authority responsible Danmarks Meteorologiske Institut for tide gauge Lyngbyvej 100, DK-2100 Kobenhavn O Denmark Gauge servicing interval Gauge servicing agency Our agency Observation periods 29 years Gauge type Differential CTD Sampling rate 15 minutes (records are hourly before 1991 Digital data Yes Real time data No Storm surge warning gauge No Additional parameters Salinity Any other parameters MSL method Submission to PSMSL No PSMSL data holdings Other data banks Additional information yes and no Tide gauge benchmark description TGBM is KK 271 up to 1941, but proved unstable and is replaced by KK 285, which is the most stable benchmark Frequency of levelling Level to board checked every 3 year Tide gauge zero relative to EUVN Tide gauge zero relative to TGZ = DNN national levelling datum Tide gauge zero relative to KK 271 is 1052 mm above datum. Msl (1964) is 25 mm above datum. RLR (1964) is 6948 mm below datum, and is 8000 mm below original KK 271 and present KK 285 tide gauge benchmark Auxiliary benchmark description GI 2000 is 1893 mm above datum Permanent GPS within 1 km No EUREF code Campaign GPS Geological substrate Gauge signal likely to be affected by river outflow, density changes etc Any other information yes and no