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Live Tides

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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


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A harbour master sign on the side of a boat

Navigational safety

Safety is at the heart of everything we do

Marine Safety Plan

2024 - 2026

This Marine Safety Plan commits us to undertaking the proper management and regulation of marine navigation within the scope of our powers and authority, according to Port of London Act 1968 (as amended) and the Port Marine Safety Code.

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Notices to Mariners, Safety Bulletins and NABSOs

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Barnes Harbour Service Launch

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launch in winter

Thames Vision 2050

Trading Thames

Safety is the golden thread that runs throughout our vision for the Thames in 2050. We will create the UK’s leading port, central to the nation’s economy, with Net Zero emissions.

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Marine Compliance

Harbour Masters

PLA Lower Thames View

The Port of London Authority, as a Statutory Harbour Authority, has a primary responsibility to facilitate the safety of navigation and associated marine operations on the tidal Thames.

PLA Harbour Launch, Kew

The Harbour Masters are responsible for ensuring compliance with the Port Marine Safety Code.

Vessel Traffic Services


VTS Department with many screens on desks looking at river traffic

Our VTS team manages the safe navigation of all vessels on the tidal Thames.

PLA Pilot Cutter, Leader

Our Pilots keep the Port of London running and trade flowing, providing coverage 24 hours a day, 365 days a year.

Marine Services


Buoys at Marine Services in Denton

A busy, safe river depends on our efficient Marine Services department. Our team ensures that channels are clearly marked with lights and buoys, that any obstructions are quickly removed, that the driftwood is removed from the river. They also provide a base for boat lift out and repairs.

PLA Hydro department over maps

Our hydrography team's depth of knowledge and array of tools allow them to provide essential information for safe navigation of the tidal Thames.

Regulations & guidance

Rules, guidelines and best practice for navigation on the tidal River Thames in the Port of London.

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Boats moored along the tidal Thames

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