Data



Data Notes



Extracted from Database

01 Jul 2019

LEVKAS

Station Information

Station ID: 1239
Latitude: 38.834544
Longitude: 20.712108
Coastline code: 290
Station code: 4
Country: GREECE
Time span of data: 1969 – 2017
Completeness (%): 86
Date of last update: 19 Sep 2018

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 LEVKAS.

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

Plot of annual mean sea level data at LEVKAS.

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.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: SPAN

Station Documentation

Link to RLR information.

Documentation - date unknown

1969-76 1978-79 Data from readings of tide pole

Documentation added 1991-06-11

Levkas 290/004 RLR(1981) is 8.1m below BM RB

Documentation added 1997-03-11

The contributing authority advises that anomalous values are the result of met. influences

Documentation added 2007-03-19

Following instructions from HNHS, see letter of 22.02.07 the RLR value for this station has been revised to 6.500

Documentation added 2009-01-28

Treat data 1979-1982 as suspect.

Documentation added 2010-03-04

There has been some confusion with the Greek stations as they change from recording the sea level height downwards to the more conventional upwards measurement. For this reason RLR was revoked at Lefkas. However with the addition of 2009 data the dataset looks OK. RLR has been re-instated.

Documentation added 2011-03-03

When Levkas was buddy checked with Prevesa the early data for Levkas 1969-1979 appears low.

Documentation added 2013-10-07

Using values supplied by the Hellenic Navy the RLR diagram for Levkas has been re-drawn.

Data Authority

Hellenic Navy Hydrographic Service
Geographic Policy and International Relations Office
TGN 1040
Athens