Leak detection across Powys: the towns we cover
Leak detection coverage includes every Powys LD postcode listed with the towns below, and the other listed towns use HR, NP, SA and SY postcodes.

Non-invasive leak detection
Acoustic, thermal and tracer gas
Trace and access claim reports
Which Powys towns have their own leak detection page?
ADI Leak Detection Powys has a page for each of these towns.
Choose your town's page for its coverage and water-company guidance. If your address is outside these places, give the office your location so availability can be checked.
Water leak detection in Powys helps find hidden escapes in homes, rented properties and business premises. Choose a town below for local water-company guidance, then tell ADI Leak Detection about the damp, pressure loss or unexplained water use at your property.
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Leak detection for Abercraf homes, including roadside properties and addresses reached by lanes up the valley slopes.
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Concealed leak checks for Arddleen’s mainly detached homes beside the Montgomery Canal.
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Water leak tracing for Berriew’s timber, brick and stone buildings and other village homes.
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Leak checks for Bronllys detached and semi-detached houses, terraces and flats.
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Hidden leak investigations for Clyro’s mainly detached homes and properties in the historic village core.
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Hidden water leak investigations for Coelbren’s semi-detached and detached homes.
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Hidden leak investigations for Crickhowell’s cottages, terraces and other homes, with care around older floors and finishes.
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Concealed leak investigations for Cwm-twrch Uchaf homes in the upper village.
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Water leak tracing for Forden’s brick and stone cottages, modern houses and bungalows.
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Water leak investigations for detached homes and other properties in Four Crosses, Powys.
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Leak tracing for Hay-on-Wye’s Georgian houses, Victorian homes and Heol Y Dwr terraces.
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Leak detection for Knighton’s town-centre terraces, Victorian houses and other properties around the Teme crossing.
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Leak investigations in Llanfair Caereinion’s central terraces and other homes around the Banwy crossing.
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Water leak tracing for Llanfechain’s mainly detached homes and properties in the central conservation area.
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Concealed leak checks for Llanfyllin’s brick and rendered houses, rented homes and business premises.
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Concealed leak tracing in Llangattock’s cottages and other homes, with care around older stone and rendered finishes.
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Leak detection for Llangynidr’s mainly detached homes, with checks guided by your plumbing and water-use symptoms.
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Concealed leak checks for Llanigon houses, including older timber-framed village properties.
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Hidden water leak tracing for Llanrhaeadr-ym-Mochnant’s houses, flats and historic village properties.
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Concealed water leak investigations for Llansantffraid-ym-Mechain houses, flats and premises beyond the main village group.
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Concealed leak investigations in Machynlleth’s historic centre, including homes reached through yards and passages.
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Water leak investigations for Norton’s mainly detached homes and historic properties above the Norton Brook valley.
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Leak tracing for Pontneddfechan’s detached, semi-detached and terraced homes.
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Hidden leak tracing for Presteigne homes and premises, including the deep plots and courtyards off Broad Street.
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Leak tracing in Talgarth’s older sandstone buildings, street-front terraces and Regent Street homes.
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Hidden leak checks for Three Cocks homes and business premises along the A438.
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Leak checks for Tregynon’s older church-side properties and the modern houses to the south and east.
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Water leak checks for Ystradgynlais houses and flats, from the Tawe valley floor to the lower slopes.
Who fixes a leak on your supply pipe in Powys?
Responsibility for a supply pipe changes at the property boundary. Which water company serves your property depends on your town, and each town page names it, its leak line and its published guidance.
Is leak detection available between the Powys towns?
For a Powys address outside the named town pages, contact the office with the location and signs of the leak so coverage and access can be discussed. Contact the team about your postcode
- SA9
- SA10
- NP8
- LD3
- LD7
- LD8
- HR3
- SY10
- SY16
- SY20
- SY21
- SY22
Is leak detection available at your postcode?
Give us your postcode and a technical advisor will confirm the engineer who covers it.
Same or next day depending upon engineer availability.
