01 · Planning stage · Planning

Flood risk assessment in Wales

23 providers offering flood risk assessment in or across Wales, including national firms. The rules in Wales differ from England’s, so see the notes below.

23 flood risk consultantsWales
The rules in Wales

Natural Resources Wales maintains its own flood maps, and most new developments need sustainable drainage approved under Wales’s statutory SuDS system.

23 flood risk consultants for Wales

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Showing all 23 providers

Based in or covering Wales (3)

Waterco (Waterco Datrys)

Based in Ruthin, Denbighshire, North Wales (also Caernarfon and Mold) · Covers North Wales and North West England, with UK-wide project delivery Accreditation stated by provider: ICE Approved, WIRS accredited, ISOQAR, UVDB (BS8555/CIWEM not confirmed on site)
Own websiteUK-wide
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National providers (check they cover your area) (20)

BWB Consulting

Based in Nottingham, Nottinghamshire (also Birmingham, Leeds, London, Manchester) · Covers UK-wide (national coverage from five English offices) Accreditation stated by provider: Not confirmed on site
Own websiteUK-wide
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Create Consulting Engineers

Based in Norwich, Norfolk (also London, Glasgow, Chelmsford, Milton Keynes) · Covers UK-wide (England and Scotland, from five offices) Accreditation stated by provider: Constructionline Silver, CIBSE Low Carbon Consultant, SMAS Worksafe (no CIWEM/ICE confirmed on this page)
Own websiteUK-wide
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Getting signed off in Wales

Building control in Wales works much like England. Your council or a registered building control approver checks the work and issues a completion or final certificate. Wales has its own Approved Documents, and all new and converted homes must have sprinklers.

Read the full guide to flood risk assessment →