The aim of these pages is to issue national recommendations and special instructions for acquiring, qualifying and transmitting data and achieving consistency between sets of data.
More particularly, these recommendations are designed for public bodies, establishments or departments and relevant public authorities involved in making sea level observations.
for more information
- IGN levelling data sheet and geodetic data sheet servers: link
- Maritimes altimetric references : link
- Commission océanographique intergouvernementale (COI) :
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