Length and no. of locks
- Shannon – 215 km with 7 locks including Ardnacrusha
- River Suck – 16 km with 1 lock
- Lough Allen Canal – 7 km with 3 locks
Opening hours of the locks
- Mar 14 – Mar 31: 09.30 – 18.30 Monday – Saturday, 09.30 – 18.00 Sunday
- Apr 01 – Sept 30: 09:30 – 19:30 Monday – Saturday, 09;30 – 18:00 Sunday
- Oct 01 – Oct 31: 09:30 – 18:30 Monday – Saturday, 09:30 – 18:00 Sunday
- Nov 01 – Mar 13: 09.00 – 12.00 Monday – Saturday, 09.00 – 11.00 Sunday
- Lunch break: 13.00 – 14.00
Navigation dimensions
Shannon
- Length of locks – 31m
- Beam of locks
- Upper Shannon – 9m
- Lower Shannon – 12m
- Camlin River – 5.75m
- Draft – 1.35m
- Air draft – Variable*
Lough Allen
- Length of locks – 19.5m
- Beam of locks – 4m
- Draft – 1.2m
- Air draft – 3m
Draft dimensions are given as a guide only and cannot be guaranteed.
Lock assistance
The locks on the Shannon are operated by lock-keepers. Payment can be made by either Smart Card or cash. The charge for craft going through a lock on the Shannon is 2 units/ €1.50.
Lock-keepers can be contacted on the following numbers:
- Battlebridge, Drumleague and Drumshanbo, Lough Allen Canal + 353 (0)86 812 7522/(0)71 964 1552
- Clarendon Lock, Knockvicar +353 (0)71 966 7011
- Albert Lock, Jamestown Canal +353 (0)71 963 7715
- Rooskey Lock +353 (0)71 963 8018
- Tarmonbarry and Cloondara Locks +353 (0)87 922 2020/(0)43 332 6117
- Athlone Lock +353 (0)90 649 2026
- Pollboy Lock, River Suck +353 (0)90 964 4938
- Victoria Lock, Meelick +353 (0)90 975 1359
- Portumna Bridge +353 (0)90 974 1011
- Sarsfield Lock +353 (0)87 797 2998
This information is subject to change.
