Leaks, pipes & freezing · Houston
Burst pipe repair in Houston, TX
Turn off the main water shutoff first, then open a faucet on the lowest floor to drain the lines. A plumber cuts out the split section, replaces it, and checks the rest of that pipe run, because one freeze rarely damages only one spot.
- Licensed local plumbers
- The problem explained before work starts
- Price agreed before the job begins
Burst pipe repair for Houston homes
In cold-climate states most burst pipes are freeze damage, and even in the South a rare hard freeze splits pipes in homes built for heat. Water expands as it freezes, pressure builds between the ice and a closed faucet, and the pipe splits somewhere that never froze solid. That is why the leak often shows up after the thaw, when the ice melts and water flows again.
For the full guide, including what you can safely do before a plumber arrives, see burst pipe repair explained.
Burst pipe repair in Houston at a glance
- Urgency
- Can be an emergency: shut off the water and call
- Area
- Houston, TX
- Who does the work
- An independent, licensed local plumber
- Permit
- Plumbing permits inside city limits are issued through the Houston Permitting Center
- Typical steps
- Stop the water → Find every break → Repair and protect → Pressure test
- Availability
- Call now to check plumber availability
Signs you need burst pipe repair in Houston
- Water running from a ceiling, wall or basement soffit
- A sudden drop in water pressure at every fixture
- A hissing or spraying sound inside a wall
- The water meter spinning with every tap closed
- No water at one fixture after a cold night, then a leak when it warms up
Local conditions
Burst pipe repair in Houston: what's different
Houston homes built for heat often have pipes in attics and exterior walls, so a rare hard freeze can split lines across the city at once. Burst pipes in attics can bring down ceilings.
The first step is shutting off the main. A plumber repairs the split, checks for other damage and recommends insulation or rerouting.
After a freeze, many Houston homes have several splits in attic lines at once, and repairs are often combined with insulating or rerouting those lines so they're less exposed the next time.
- Water and sewer in Houston
- Houston Public Works provides water and wastewater service inside the city; many suburbs are served by municipal utility districts (MUDs).
- Permits in Houston
- Plumbing permits inside city limits are issued through the Houston Permitting Center; unincorporated Harris County areas follow county and utility-district rules.
Houston housing and plumbing
Older neighborhoods like the Heights and Montrose have early 1900s homes with cast-iron drains, while most suburbs are post-1970 slab construction with copper or PEX supply.
Neighborhoods and ZIP codes
Plumbers on Thawline cover Houston and Harris County, including The Heights, Montrose, Bellaire, Memorial, Kingwood, Clear Lake. ZIP codes: 77001 · 77002 · 77003 · 77004 · 77005 · 77006.
Other Houston conditions that affect plumbing
- Shifting clay and slab leaks: Houston's clay swells in wet months and shrinks in drought, cracking cast-iron drains under slabs and stressing supply lines.
- Hurricane and flood season: Tropical storms and heavy rain can back up sewers and flood low-lying neighborhoods; backwater valves and clear main lines matter here.
- Rare hard freezes: Homes built for heat often have pipes in attics and exterior walls, so an occasional deep freeze can split lines across the city at once.
How burst pipe repair works in Houston
- 1
Stop the water
The plumber confirms the main shutoff holds, or shuts water off at the curb stop if the house valve fails.
- 2
Find every break
Exposed runs are checked by eye. Inside finished walls, the plumber opens the smallest access possible and checks for a second split nearby.
- 3
Repair and protect
The damaged section is cut out and replaced. Pipe that sits in a cold exterior wall or crawl space may be rerouted or insulated so it doesn't freeze again.
- 4
Pressure test
Water is turned back on slowly and the repair is watched under full pressure before walls are closed.
What affects burst pipe repair cost in Houston
Every job is priced by the plumber after they see it. These are the things that move the price most. Ask for the price before work starts.
- Pipe material (copper, PEX, CPVC or galvanized)
- Whether the break is exposed or inside a finished wall or ceiling
- How many breaks the freeze caused
- After-hours or holiday call timing
- Rerouting a pipe out of an exterior wall
Burst pipe repair questions in Houston
Where is my Houston home's main water shutoff?
Where is my main water shutoff?
Will homeowners insurance cover a burst pipe?
Why did my pipe burst after the cold snap ended?
Also in Houston
Related
Related plumbing services
Frozen pipe thawing
If a faucet gives no water or only a trickle after a hard freeze, a pipe is frozen.
Learn more
Leak detection
Turn off every fixture and watch the water meter's leak indicator.
Learn more
Repiping
Repiping replaces a home's water supply lines, usually because old galvanized steel has corroded or polybutylene is at risk of failing.
Learn more
Frost-free hose bib repair
A frost-free hose bib keeps its valve inside the heated house, but it still splits if a hose is left attached in freezing weather, because water can't drain out.
Learn moreGuides
Read before you call
Emergencies
What to do when a pipe bursts
Shut off the main water valve, open the lowest faucet in the house to drain the lines, turn off the water heater, and cut power to any room where water is reaching outlets. Then call a plumber, photograph the damage, and call your insurer.
Winter & freezing
How to prevent frozen pipes in a Colorado winter
Before the first hard freeze, disconnect hoses, blow out the sprinkler system and seal air leaks near pipes. During a cold snap, keep the heat at 55 °F or higher, open cabinet doors on exterior walls, and let faucets on outside walls drip.
Emergencies
How to find and test your main water shutoff
Look where the water line enters the house, usually through the basement or crawl space wall facing the street, next to the water meter. Test it once a year by closing it and confirming water stops at a faucet, so you know it works before a pipe bursts.
Need burst pipe repair in Houston?
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