Data and Station Information for LA ROCHELLE-LA PALLICE

Station Information

Station ID:	466
Latitude:	46.158478
Longitude:	-1.220736
Coastline code:	190
Station code:	121
Country:	FRANCE
Time span of data:	1941 – 2023
Completeness (%):	55
Link to ellipsoid:	Available
Date of last update:	30 Jan 2024

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 LA ROCHELLE-LA PALLICE.

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

Plot of annual mean sea level data at LA ROCHELLE-LA PALLICE.

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: LROC
Nearby Real Time Stations from VLIZ: larp, larp2

Station Documentation

Link to RLR information.

Documentation - date unknown

1942 data supplied by B.O.D.C.DATA SUPPLIED BY AUTHORITY NO. 66
1956-1963 data supplied by the National Geographical Institute, France

Documentation added 1991-06-11

La Pallice 190/121 RLR(1978) is 12.2m below BM C1(NGFN.6)1966

Documentation added 1993-03-16

There are anomalously low values for Oct 62 - April 63.

Documentation added 2001-12-06

New acoustic gauge installed at La Pallice 28/4/1997 at 4609N 00113W (prev. 4610N). This was replaced by a radar (Krohne BM70) gauge on 23/4/2001.

Documentation added 2012-03-29

Name of the Primary benchmark has been changed to IGN O.O.K3 - 126 9.107m above Zero Hydrographique.

Documentation added 2014-09-24

Using values from the SONEL website the latitude and longitude for La Rochelle have been revised. The downloaded data from SONEL contained some additional data points particularly for the early 1940's. Because of this the complete dataset has been reloaded.

Data Authority

SHOM
13 rue de Chatelier
29200 BREST

Data

Data Notes

Extracted from Database

LA ROCHELLE-LA PALLICE