England’s greatest river is navigable from Cricklade to the tideway, flowing past Oxford, Henley and Windsor with grand locks and riverside moorings all the way to London.
Current closures & stoppages
38 live navigation notices affecting the River Thames.
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Restriction
Canal Bridge, Radcot: A vehicle has damaged Canal Bridge, where Radcot Road A4095 crosses the River Thames. Please be cautious of falling debris if navigating near the bridge.
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Restriction 2026-05-03
Godstow Lock: Shoal reported downstream of lock. Boaters should navigate with caution.
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Restriction 2025-02-03
Osney reach: East Street moorings, Oxford, are closed for public safety purposes, both waterside and landside. No alternative moorings are available.
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Restriction 2026-06-01
Abingdon reach: Shoal reported downstream of lock. Boaters to navigate with caution. Shoal marked with navigation buoys.
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Restriction
Clifton weir stream: Shoal reported downstream of The Plough public house. Boaters are advised not to navigate up Clifton weir stream.
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Restriction 2024-06-22
Benson Lock: Shoal reported downstream of lock. When navigating upstream the shoal is on the right hand side of the navigation channel. Boaters should navigate with caution when entering or exiting th
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Restriction 2026-05-18
Benson reach: Submerged vessel reported opposite Rush Court Care Home on right side of channel looking upstream. Hazard is marked with navigation buoys. Boaters should navigate with extreme caution.
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Restriction 2024-04-20
Whitchurch head lock cut: Obstruction to navigation above head gates. Boaters should navigate with caution when entering or exiting the upstream lock cut.
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Restriction 2026-08-26
Whitchurch Lock: Desilting works taking place at Whitchurch Lock, boaters to be aware of delays to navigation whilst works ongoing.
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Restriction 2024-04-23
Caversham reach: Submerged boat tied to left hand bank looking upstream, just upstream of St Mary's Island. Boaters should navigate with caution.
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Restriction 2026-03-05
Caversham reach: Fallen tree obstructing navigation at Poplar Island, what3words///employ.data.waving. All vessels should navigate with extreme caution.
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Restriction 2026-06-01
Shiplake reach: Tree obstruction to navigation on Phillimore Island, right hand side of channel looking upstream. Boaters to navigate with caution. Obstruction marked with navigation buoys.
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Restriction 2026-01-24
Hurley Lock: Vessels navigating in the weir stream towards Hurley Weir should exercise extreme caution. Unsecured chain from Harleyford Manor chain ferry potentially impacting over half of the navigat
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Restriction
Boulters Lock: Gates on the pedestal side do not open fully. Width of the tail gates is restricted to no more than 4.8 metres (15'8). Please use caution when entering and exiting the lock.
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Restriction 2026-02-09
Bell Weir reach: To facilitate Bell Weir refurbishment, contractors will be setting up equipment around Runnymede Pleasure Grounds. Boaters to maintain lookout for ad hoc restrictions and closures to
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Restriction 2026-08-20
Sunbury Lock to Teddington Lock: Confirmed presence of blue-green algae bloom between Sunbury Lock and Teddington Lock. Some blue-green algae can produce toxins that may be harmful to people and anima
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Closure 2023-10-01
Teddington Launch Lock: Lock is closed for repairs to lock walls, gate ram trench and areas of the lock side. Teddington Barge Lock is fully operational.
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Restriction 2026-07-29 – 2026-09-11
Teddington Lock: To facilitate Teddington Launch Lock refurbishment works, contractors will be assembling equipment at the tail of the barge lock. Boaters may experience delays to navigation through t
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Closure 2026-08-20
Caversham reach: Temporary Bridge for Reading Festival 2026: the temporary closure will be managed by our staff on patrol launches throughout the night.
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Closure 2026-09-03
Bell Weir Lock: Bell Weir Lock will be closed for a duration of 4 hours to allow contractors to carry out essential works.
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Restriction 2026-07-14 – 2026-08-31
Hambleden reach: Deconstruction of the Henley Royal Regatta course 2026: there will be restrictions during the stated dates to allow the deconstruction of the Henley Royal Regatta course, please see n
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Restriction 2026-07-20 – 2026-09-21
Days reach: Clifton Hampden Bridge works 2026: navigation will be restricted through the bridge during the dates outlined above.
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Restriction 2026-07-25
St Johns Lock to Osney Lock: Drought Restrictions St Johns to Osney 2026: restrictions will be in place between St Johns and Osney Locks from 9:30am on Saturday 25 July. See notice for more details.
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Restriction 2026-08-03
Goring Lock to Culham Lock: Drought Restrictions Goring to Culham 2026: restrictions will be in place between Goring and Culham Locks during the stated times. See notice for more details.
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Restriction 2026-08-03
Penton Hook Lock to Shepperton Lock: Drought Restrictions Penton Hook Lock to Shepperton Lock 2026: restrictions will be in place between Shepperton and Penton Hook Locks during the stated times. See
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Restriction 2026-08-22
Cookham Lock: Cookham Lock will be closed outside of Lock and Weir Keeper hours due to issue with sluices.
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Restriction 2026-08-24
Sunbury and Molesey Locks: Drought Restrictions Sunbury and Molesey Locks 2026: restrictions will be in place at Sunbury and Molesey Locks. See notice for more details.
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Restriction 2026-08-24
Teddington Lock: Drought Restrictions Teddington Lock 2026: restrictions will be in place at Teddington Lock. See notice for more details.
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Restriction 2026-08-30
Hambleden reach: Teddington Reach Skiff Championships Regatta 2026: there will be a navigation channel on the right, Oxfordshire Fawley Meadows & Phyllis Court, side of the river.
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Restriction 2026-09-05
Teddington reach: World Series SUP Polo September 2026: the Surrey, left channel of Raven's Ait will be restricted by up to half its normal width; the navigation channel on the Surrey side will be on
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Restriction 2026-09-05
Teddington reach: The Skiff Club Regatta 2026: the navigation channel will be on the Middlesex, right side of the river.
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Restriction 2026-09-06
Sunbury reach: Skiff Racing Association Inter Race Club Races 2026: the navigation channel will be on the Middlesex, right side of the river.
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Restriction 2026-09-12
Hambleden reach: Regatta for the disabled, Henley 2026: the navigation channel will be on the Remenham, left side of the river.
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Restriction 2026-09-14 – 2026-09-25
Bell Weir Lock: Bell Weir Refurbishment Works September 2026: contractors will be assembling a temporary dam in the upstream lock cut, reducing the channel width by approximately 2 metres.
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Restriction 2026-09-19
Teddington reach: Dittons Skiff and Punting Club Regatta 2026: the navigation channel will be on the Middlesex, right side of the river.
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Restriction 2026-09-20
Hambleden reach: The One on the River Triathlon Hambleden 2026: the navigation channel will be on the Remenham, Berkshire side of the river.
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Restriction 2026-09-20
Mapledurham reach: Pangbourne Hasler 2026: racing boats will start and finish at Whitchurch Lock.
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Restriction 2026-09-26 – 2026-09-30
Marsh reach: Loddon Drive Railway Bridge works 2026: works will consist of repairs to the gas pipe under the bridge. During this time there will be restrictions under the bridge arch.
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