Dallas County · Dallas–Fort Worth–Arlington metro
Plumbing help in Dallas, TX
Freeze RiskStorms
Many Dallas plumbing calls trace back to the ground. Clay soils swell and shrink with the seasons, moving slab foundations and the pipes beneath them, and mature trees in older neighborhoods send roots into aging sewer laterals.
- Median home built
- 1983
- Built before 1980
- 46%
- Owner-occupied
- 42%
- Water hardness
- See below
- Winter
- Occasional hard freezes
- Plumbing code
- IPC
What Dallas homeowners call plumbers about
- Slab Leak Repair
Expansive clay under slab foundations moves with wet and dry seasons, stressing water lines under the concrete.
- Sewer Line Repair
Nearly half of Dallas housing predates 1980, and older clay and cast iron laterals under mature trees are prone to roots and cracks.
- Sewer Camera Inspection
Soil movement can create sags and offset joints in sewer lines; a camera shows where before anyone digs.
Emergency plumbing in Dallas
Call (833) 878-1592Shut off your main water supply if it's safe to do so. The emergencies below are listed most likely first for Dallas homes, based on local conditions.
Permits and code in Dallas
Dallas adopted the 2021 International Plumbing Code with local amendments as the Dallas Plumbing Code (Ordinance 33,422), effective May 12, 2023. [2]
Where Dallas's water comes from
Dallas Water Utilities draws surface water from seven sources, including the Elm Fork of the Trinity River and Lakes Ray Roberts, Lewisville, Grapevine, Ray Hubbard, Tawakoni and Fork. [1]
When Dallas gets a hard freeze
Occasional hard freezes · median home built 1983
Polybutylene-era homes in Dallas
The median home in Dallas was built in 1983, and 46% of homes predate 1980. Homes from that era were typically built with copper or CPVC supply, plastic drains, and in some homes gray polybutylene supply pipe.
- Galvanized steel supply (1900–1960)
- Copper supply (1950–2000)
- Polybutylene (some homes) (1978–1996)
- PEX / CPVC (1995–today)
Heavy rain and storms
Plumbing services for Dallas homes
Dallas plumbing questions
Why are slab leaks common in Dallas?
Clay soils in the Dallas area shrink when dry and swell when wet, which moves slab foundations and puts stress on the water lines underneath. Abrasion and corrosion add to it over time.
Which plumbing code does Dallas use?
The Dallas Plumbing Code, based on the 2021 International Plumbing Code with local amendments, effective May 12, 2023. Permitted plumbing work in the city is inspected against it.
Sources (3)
- U.S. Census Bureau, ACS 2024 1-year (B25035) · checked 2026-10-01
- City of Dallas, 2024 Water Quality Report · checked 2026-10-01
- City of Dallas, Ordinance No. 33422 · checked 2026-10-01