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HORSE REACH - HAZARD TO NAVIGATION: Mariners are advised that a Hazard to Navigation caused by sunk vessel has been reported at Middleton moorings on the Richmond bank, adjacent to Richmond Canoe Club. The vessel is positioned outside of the authorised channel in the line of moorings. Mariners are advised to navigate this area with extreme caution and report any difference in position to London VTS.

Thames Vision 2050 Active Thames Contact Us

 Accessibility

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Incident reporting

Life-threatening emergencies on the river:
Call 999 and ask for the Coastguard

For near miss, safety observations and incident reporting click below

Make a report

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Colour chart showing Thames Barrier and parts of the tidal Thames

Hydrography

We know the Thames

PLA Hydrographic Surveyor Tom Ford completing a laser scan in London

People of the Thames

27/02/2025

A Hydrographer’s path from study to the PLA

Tide tools

From live tides to observed lows, our tools to assist with your project.

Charts & surveys

Published surveys issued by the Port of London Authority.

Mariners' information

Essential information for safe navigation on the tidal River Thames.

Our extensive knowledge and array of tools allow us to offer bespoke solutions

Depth surveys

Need to a monitor the water depths on your berth? We can acquire a bathymetric survey and chart this for you.

Dredging

Need support for a planned dredging project? We can assist and advise on your dredging project throughout its lifecycle.

Asset integrity

Need to confirm asset integrity? We can investigate the status of your physical assets using a range of survey tools.

Civil engineering

Need support for civil engineering project? We can assist with a suite of surveys, solutions and services to aid your project.

UXO survey suite

Need a UXO survey prior to works? We can acquire a suite of surveys to provide a comprehensive UXO survey package.

Data collection

Need geotechnical or geophysical data? From 3D surveys to cone penetration tests, we can assist in capturing the data you need.

Leveraging our expertise for clients

Shell

Combined MBES, vessel-based and terrestrial laser.

National Grid

High resolution photography offers unparalleled detail.

C.Ro

Drone surveys can capture data for various outputs.

sun bridge river photo by pilot david barnett

Thames Vision 2050

We will create the UK’s leading port, central to the nation’s economy, with Net Zero emissions

A clean river, free of pollution and rubbish, supporting more sport, passengers and freight. A resilient Estuary, adapting to climate change and richer in wildlife. A more diverse Thames, providing jobs, learning and enjoyment to the whole community, and always, everyone, staying safe.