Posted: 08/09/2017

Limerick – Sarsfield's Lock Opening Schedule

Notice Number 91 of 2017

Waterways Ireland wishes to advise masters and owners of vessels that Marine Notice No 78 is withdrawn and replaced by this notice, with a revised schedule. The lock keeper can be contacted at the following number 087-7972998 during hours of operation as shown below.







2nd Sept 4pm - 7pm

4th Sept 4.30- 7.30pm

7th Sept 9am - 12 am




9th Sept 8am - 11am

11th Sept 8.30am -11.30

14 Sept 11.30am -2.30pm




16 Sept  3pm -6pm

18th Sept 4.30pm- 7.30pm

21 Sept 7am -10am




23 Sept 8am  -11am

25 Sept 8.30 - 11.30 am

28 Sept 11.30am - 2.30pm

30 Sept 1pm - 4pm




Masters are advised to contact the ESB Ardnacrusha hydroelectric power station (00353 (0)87 9970131) 48 hours in advance of commencing their journey to book passage through the locks at Ardnacrusha. 

It is advised NOT to undertake a voyage if more than one turbine is operating (~20 MegaWatt), due to the increased velocity of flow in the navigation channel, which can be dangerous. To ascertain automatically in real time how many turbines are running, users can phone 00353 (0)87 6477229.

Shane Anderson

Assistant Inspector of Navigation

7 Sept 2017

Tel:  353 (0)90 6494232

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