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One of the Environment Agency's key staffers explains the critical role the Thames Barrier plays in protecting London from flooding 24/7/365.
Work or volunteer in sport on the Thames? We want your feedback during stage 2 of our research into recreation on the river.
Select your gauge
We are seeking to fund projects that will tackle litter or invasive species to help improve the environment in the estuary.
The first Green Scheme accreditations have been awarded to Kent-based GPS Marine (silver) and Jetstream Tours (bronze).
Drone technology has helped our hydrography team secure detailed photomaps of three wharves in east London in advance of planned improvement works.

Notices and Bulletins


Essential, up to date information and advice to those supporting navigation and commercial shipping in the Port of London.

The latest notifications for agents, berth and ship operators.

Special announcements about safety practices on the river.

The latest information and updates about warnings that could impact navigation.

The latest SMS Reports containing reviews, incident statistics and trends.

Sign up to receive our Notices to Mariners and other lists by email.

Our Services


Frequently accessed services.
Permits allow metal detecting, beachcombing and digging to 7.5cm.
All commercial filming and photography on the tidal Thames requires a licence.
All development works and dredging in the tidal River Thames require a licence.
We are responsible for the licensing of inland waterways vessels operating commercially on the tidal Thames.
A Pilotage Exemption Certificate may be granted to a Master who fulfils criteria showing they can safely manage their vessel.
Masters of commercial vessels operating on the Thames in London need a Local Knowledge Endorsement.
A pilot can be requested by the master of any vessel irrespective of whether Pilotage is compulsory.
Published surveys issued by the Port of London Authority Hydrographic Services department.
A century of tradition, the latest technology. Knowledge and solutions for your business.
Keep track of shipping
Forthcoming and completed vessel arrivals and departures in the Port of London.
Essential information
Rules, guidelines and best practice for navigation on the tidal River Thames.
We're all responsible for safety
Help us build a complete picture of safety on the Thames. Tell us when you see a near miss.

Join us for these upcoming webinars.
11 May, online
This year’s Annual Stakeholder Forum, hosted by our chairman, Christopher Rodrigues CBE, will update on the Port of London through presentations.
Watch the webinars
Three days, three webinars exploring sustainability, innovation & change and habitats. Hear from global experts and the PLA on the way forward.
Annual calendar
Our non-exhaustive listing of forecasted events held on the tidal Thames between the estuary and Teddington.

Connect With Us


We're active on Twitter, Facebook, LinkedIn, Instagram and YouTube.
Our dedicated leisure website helps Thames recreational community members make the most of the river.
Our site encouraging more litter removal across the foreshore of the Thames Estuary. Find out how you or your organisation can get involved.
Our programme supporting inland fleet operators that respond to a range of environmental challenges across energy, air and water quality.
The PLA was created by Parliament to bring order to the chaos and congestion that prevailed on the Thames.
We have an active presence on the river 365 days a year to ensure safe navigation for freight, passengers and recreation.
The PLA's extensive archive is held and managed by the Museum of London Docklands in West India Quay near Canary Wharf.
The essential companion to the tidal Thames.
Download our free app for live tides, safety alerts, upcoming river events, port calls and more.
Ebb Tide Flag Warning
Average Fluvial Flows