Morgan Sindall Construction and Infrastructure Ltd - Penrhos Works, London Road, Holyhead LL65 2UX

We’ve received an application for an environmental permit from Morgan Sindall Construction and Infrastructure Ltd. 

New bespoke application for an environmental permit under the Environmental Permitting (England and Wales) Regulations 2016.

Application number: PAN-029238
Regulated facility type: Dewatering treatment system
Regulated facility location: Penrhos Works, London Road, Holyhead LL65 2UX
NGR discharge point: SH2687080628, SH2694980635, SH2710080549, SH2725980483, SH2739480428, SH2756180359, SH2846879844, SH2874379876, SH2892079918, SH2913779945, SH2936379827, SH2785780170, SH2817679990 
Receiving environment: To ground and Cymyran Strait
Effluent type: Trade effluent
Volume: Rainfall dependant

You can see the application documents free of charge, from our online public register. You can search for the documents using the application details, above. Or you can request a copy of the information from us. This may take time to process and there could be a charge.

If you have any comments send these by 29 July 2025.
Email: permittingconsultations@naturalresourceswales.gov.uk

Or write to:
Permitting Service
Natural Resources Wales
Cardiff Cathays Park
Welsh Government Offices 
Cathays Park 
King Edward VII Avenue
Cardiff
CF10 3NQ

We must decide whether to grant or refuse the application.  If we grant it, we must decide what conditions to include in the permit.  You can find information about how we make decisions in our Public Participation Statement.