Caernarfon Harbour Trust is the Statutory Harbour Authority responsible for the regulation and provision of safe navigation throughout the harbour limits. Caernarfon Harbour Trust harbour limits are bounded by the Menai Suspension Bridge and Caernarfon Bay. It is also the Competent Harbour Authority responsible for the provision of pilotage throughout the Menai Strait.
The Trust provides and maintains a number of moorings in the River Seiont and Port Dinorwic. Additionally, it also serves as manager for Victoria Dock Marina, Caernarfon.
The Trust provides and maintains a number of moorings in the River Seiont and Port Dinorwic. Additionally, it also serves as manager for Victoria Dock Marina, Caernarfon.
Latest Notice to Mariners
Local Notice to Mariners 27/2026
27-26 NtoM 20/10/2026 – Y Fenai – Siart 1464 – Menai Strait – Chart 1464 Bar Caernarfon Bar Nid yw cymhorthydd mordwyo Bwi Tramwyo L FL 10s ar ei safle priodol. 53̊ 06.95 Gog 004̊ 25.14 Gor Mae’r cymhorthydd mordwyo … Continue reading →
Recent News
Nominations for Trustees – 2026
Public Notice Caernarfon Harbour Trust:- The Caernarfon Harbour Trust (Constitution) Harbour Revision Order 2012 Pursuant to Article 5 of the Caernarfon Harbour Trust (Constitution) Harbour Revision Order 2012, notice is given that a casual vacancy will arise with effect from … Continue reading →