This comprehensive source of information on the use of marine aggregate in construction provides technical information and links to sources of detailed information to assist in specifying and use of marine aggregate. The Marine Aggregate Information Centre is managed on behalf of The Crown Estate and supported by the Marine Aggregate Industry
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Regional dredging area charts


Click on the below links to download regional charts

Humber
Licenced area
| Application and Option areas (N/A) | Active dredge zones 

East Coast
Licenced area | Application and Option areas | Active dredge zones 

Thames Estuary
Licenced area | Application and Option areas | Active dredge zones 

East English Channel
Licenced area | Application and Option areas | Active dredge zones 

South Coast
Licenced area | Application and Option areas | Active dredge zones 

South West
Licenced area | Application and Option areas | Active dredge zones 

North West
Licenced area | Application and Option areas (N/A) | Active dredge zones