Marina Users

Marina Layout

Swansea Marina is split into three phases.  You can view and download plans of each of these phases to help with your visit.

AnchorUpdate your Insurance details

Please use this form to notify us of a change in your insurance details.

Marina logoPay an invoice

Payment can be made by credit or debit card.  Simply select ‘Council Invoices’ as the type of payment, enter your invoice number and follow the on screen instructions.


If you are interested in the cost of an annual or visitors berth at Swansea Marina simply enter the length overall (LOA) into the box.  A full cost breakdown of all costs for both annual and seasonal berths will then be displayed.

Marina OfficeTerms and Conditions of Marina Use

All use of the Marina is subject to the following rules.  Please make sure you read and understand them all before you berth your boat at the Marina.

Marina LockLock Operation

Swansea Marina is accessed through the Marina Lock with access from the sea also through the Tawe Lock. Information on lock operating hours, access and procedures are available below.

Tawe LockTawe Lock Closures

Tawe Lock is will be closed at certain times during the year.

Marian LightsMarina and Tawe Barrage Lights

Traffic lights are located at the Marina and Tawe Barrage.

Tawe lock and river approach at low water

Tawe lock and river approach at low water

Tawe River 30/04/2018 at 14:18, 0.8m over Tawe lock sill (spring tide)

Swansea from the seaPilotage Information for Swansea Marina

In Swansea Bay tidal streams flow anti-clockwise for 9.5 hours (Swansea HW -3.5 to +6), with at times a race off Mumbles Hd. From HW -6 to -3 the stream reverses, setting North past Mumbles Hd towards Swansea.

Water ripples on sandTidal Information for Swansea Bay

Information on tides including data charts.

Flowers in the MarinaFacilities

Details on facilities provided in the Marina.

BoatsSafety and Security

Please follow our advice below to help ensure the safety and security of all the Marina users.

Sunset on the GowerWeather

A daily forecast is published and displayed at each lock at 0800 Hrs. A weather fax is also available at the office. further weather information is also available from Swansea Coastguard or the Met Offices Marinecall Forecasts.