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
37 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 2026-08-30
Culham reach: Fallen tree restricting the lock cut, 1000m above the lock. Field teams have attended and removed part of the tree, navigation is possible with caution.
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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
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 2026-09-22
Boveney Lock: Head and Tail works at Boveney Lock to upgrade the hydraulics. The lock will remain navigable, but boaters may experience minor disruption.
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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 2026-10-15
Sunbury Lock: Head and Tail works at Sunbury Lock to upgrade the hydraulics. The lock will remain navigable, but boaters may experience minor disruption.
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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 – 2026-10-09
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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Restriction 2026-10-30
Teddington reach: Lensbury Firework Event 2026: a significant number of spectator vessels are expected to attend the event. Please see notice for more information.
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Closure 2026-11-09 – 2026-12-21
Benson Lock: Benson Lock Repair Works 2026: Benson Lock will be closed to navigation to enable engineers to undertake essential repair works to the lock chamber.
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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 2026-08-24
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 2026-09-14 – 2026-10-30
Culham reach: Burford Bridge Abingdon Works 2026: navigation will be restricted under the bridge to a clearance of 3.4 metres.
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Restriction 2026-09-14 – 2026-11-27
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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Restriction 2026-10-12 – 2026-10-23
Penton Hook reach: Removal of pedestrian footbridge 2026: the width of the channel available for navigation shall not be less than 15 metres at any time.
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Restriction 2026-10-24
Chertsey reach: Burway Rowing Club Small Boats Head 2026: the navigation channel will be on the Middlesex, right side of the river.
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Closure 2026-11-02 – 2027-03-22
Abingdon Lock: Lock gate re-sheeting
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Closure 2026-11-02 – 2026-11-20
Hambleden Lock: Head and Tail works to upgrade hydraulics
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Closure 2026-11-23 – 2026-12-18
Marsh Lock: Lock gate re-sheeting
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Closure 2027-01-11 – 2027-03-22
Temple Lock: Lock gate re-sheeting
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Closure 2027-01-11 – 2027-03-22
Cookham Lock: Lock gate re-sheeting
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Closure 2027-01-11
Boulters Lock: Tail walkway inspection. Probable restrictions to navigation for duration of works
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