To join our mailing list to receive every day the schedules of water releases (only available in French), please enter your email address:

Tides of the day
Friday 19 July 2024
Tidal coefficients 56/62

Low tide at 13:08

High tide at 06:14 and 18:38


Today, Friday 19 July 2024
The new dam over the Couesnon will release water at the following times:
    at 12:14 > Maximum duration of 3 h 00
    > Maximum water height in the Couesnon at the rear of the dam: 6 m
Forecasts for tomorrow, Saturday 20 July 2024
The new dam over the Couesnon will release water at the following times:
    at 0:38 > Maximum duration of 3 h 00
    > Maximum water height in the Couesnon at the rear of the dam: 6 m
    at 13:05 > Maximum duration of 3 h 00
    > Maximum water height in the Couesnon at the rear of the dam: 6 m

The data provided here, the entry of which has not been certified by SHOM, has been the subject of our most careful care.
They are nevertheless provided for information only.