Pangbourne Hasler 2025: river restriction notice
Published 18 August 2025
© Crown copyright 2025
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This publication is available at https://www.gov.uk/government/publications/pangbourne-hasler-2025-river-restriction-notice/pangbourne-hasler-2025-river-restriction-notice
When
Sunday 21 September 2025, 8am to 5:30pm.
Where
Mapledurham reach, Whitchurch Lock to Mapledurham Lock.
Details
Marker buoys will mark the upstream and downstream extent of the course.
Racing boats will start and finish at Whitchurch Lock.
Racing will be held between 9am and will be over by 5pm.
Masters of all boats to maintain a safe speed and lookout from Whitchurch Lock to Mapledurham Lock.
All boats should observe any directions given by our Waterways Officers.
Those in charge of boats should be aware that they are responsible for avoiding collision and should use all available means appropriate to the circumstances and conditions to decide if there is a risk of immediate danger and avoid it.
Swimming is not allowed on or near course during the stated times.
All directions as to left and right side of the river are given looking upstream.
Byelaws
Nothing contained in these directions shall supersede those parts of the Thames Navigation Licensing and General Byelaws 1993 and the UK Merchant Shipping (Distress Signals and Prevention of Collisions) Regulations 1996 as may be relevant. Particular attention should be paid to byelaws 24-42 of the Thames Navigation Licensing and General Byelaws 1993, Steering Sailing and Speed.
And Notice is hereby given, that it is provided by Byelaw 52 of the Thames Navigation Licensing and General Byelaws 1993 that:
The master of any vessel shall except in an emergency not pass any boat-race regatta public procession or gathering for the launch of a vessel or any other event or function which may cause a crowd to assemble on or by the river nor station his vessel thereon in such a manner as would risk obstructing impeding or interfering with such boat-race regatta procession launching event or function or endangering the safety of persons assembling on the river or preventing or interfering with the maintenance of order thereon.
The maximum penalty for breach of the Byelaws is £1,000.
Read our Thames Navigation Licensing and General Byelaws 1993.