Leak detection near Carmarthen in Wales
Leak detection near Carmarthen finds concealed water leaks in a market town on the Towy. ADI Leak Detection Wales arranges visits across Wales through head office. Carmarthen has a separate ADI Leak Detection town website for enquiries within the town.

Non-invasive leak detection
Acoustic, thermal and tracer gas
Trace and access claim reports
Which leak investigations cover Carmarthen in Wales?
Describe the part of the building affected, especially where a historic terrace or accommodation block has several internal levels.
Carmarthen’s 2021 built-up-area figures record 28.4% detached accommodation and 28.8% semi-detached. The close shares underline why the enquiry should describe the individual building, including extensions or subdivision where present.
For a ceiling concern around Picton Terrace, describe the room above the mark and any access restrictions. The conservation appraisal documents nineteenth-century architecture, so explain which finishes need particular care during an investigation.
Which places around Carmarthen are in this guide to Wales?
This guide to Wales describes the places and landscape around Carmarthen.
- Carmarthen SA31
Local landmarks and terrain
- Carmarthen Castle
- Picton Terrace
- River Towy
Who handles supply-pipe leaks near Carmarthen in Wales?
Who owns the private supply pipe?
The property owner owns the private supply pipe between the street boundary and the internal stop tap.
What happens if a private supply pipe serves several properties?
Welsh Water says it will discuss repair options when it finds that a private supply pipe is shared.
Source: Dŵr Cymru Welsh Water guidance, checked 4 November 2026.
Report a leak on Dŵr Cymru Welsh Water's side of the boundary to Dŵr Cymru Welsh Water on 0800 052 0130, 24 hours a day, 7 days a week, or online at dwrcymru.com. Leaks inside the property and on its own supply pipe are the work we do.
Dŵr Cymru Welsh Water is the sewerage company for Carmarthen. Pipes serving more than one property, or serving a single property outside its boundary, are probably Welsh Water’s responsibility. Pipes serving only your property within its boundary are your responsibility.
Source: Dŵr Cymru Welsh Water guidance, checked 4 November 2026.
What should you know about visits near Carmarthen in Wales?
What should I mention about a historic Carmarthen property?
Identify any known conservation or building constraints when making the enquiry. Picton Terrace has a conservation appraisal, but the specific building and its current layout determine the information needed.
How can I describe a leak in Carmarthen accommodation?
The town has university accommodation as well as other housing. Explain which room or communal space is affected and who can provide access to adjoining parts of the building.
How do you book a visit near Carmarthen in Wales?
Send your postcode and a technical advisor calls back to arrange the visit with an engineer who covers Carmarthen.
Same or next day depending upon engineer availability.
