Burst & Frozen Pipe Water Damage in San Marcos, TX

What to Do When a Pipe Bursts

When a pipe bursts, shut off your water main first to stop the flow, then cut power to any wet areas at the breaker before you step in. Move what you can. Call for water extraction right away, because the first 24 to 48 hours decide whether floors, walls, and cabinets can be saved or end up in the dumpster.

Shut off your water main

Stop the source before anything else. A burst supply line can push out gallons a minute, so toweling the floor while the water keeps coming gets you nowhere. Your main shut-off is usually where the line enters the house: a garage, a utility closet, near the water heater, or in a box near the curb. Turn a round valve clockwise or flip a lever a quarter turn until it stops.

Kill power to wet areas

Water and electricity together is the part people skip when they're rushing. If water has reached outlets, baseboards, or the panel itself, cut those circuits at the breaker before you walk through standing water and treat anything wet near a live circuit as dangerous until proven otherwise. When in doubt, stay out and wait, because no floor is worth a shock.

Call for emergency extraction

Once the water is off and the room is safe, call. The reason isn't the puddle you can see. It's the water that already ran into the wall cavity, under the cabinets, and down to the subfloor while you were finding the shut-off. That hidden water is the real problem. Get the visible water up with towels or a wet vac in the meantime, pull rugs and electronics clear of the wet zone, and lift anything off the floor that can still be moved by hand.

What Counts as Burst Pipe Water Damage?

Plenty of failures get called a "burst pipe," and the cause changes how the water behaves. A frozen pipe splits when the water inside expands in a hard freeze, then floods the second it thaws. A braided steel supply line under a sink, toilet, or washer fails at the fitting and sprays for hours before anyone notices, especially overnight or while the house is empty. A water heater can crack at the tank. A copper or galvanized line inside a wall can give way at a joint with no warning.

Here's the part most homeowners get wrong. The puddle on the floor is usually the smallest part of the problem. In a new-build subdivision, the most common burst isn't a frozen main, it's a failed braided washing-machine or toilet supply line, a twelve-dollar part that quietly floods a downstairs ceiling overnight. Cheap part, expensive mess. The water inside the wall cavity and under the subfloor is what causes the mold call three weeks later.

How We Restore Burst Pipe Damage, Step by Step

Our restoration crews follow the ANSI/IICRC S500 standard for water damage restoration. Here's the sequence on a typical burst pipe call.

1. Inspection and moisture mapping

First we find the water you can't see. Thermal imaging shows where water has tracked behind drywall and under flooring, and a moisture meter confirms how far and how deep it traveled before we mark it on a plan of the room. That map decides what dries in place and what comes out.

2. Water extraction

Next we pull the standing water with truck-mounted or portable units. Speed matters here more than anywhere else in the job, because every hour that water sits, it migrates further into the structure and the salvageable list shrinks.

3. In-cavity / in-wall drying and dehumidification

This is the step that separates real restoration from mopping. Open the cavity. We access the wet wall cavities, set air movers and LGR dehumidifiers, and use psychrometry, the science of measuring temperature and humidity, to dry the structure to a documented standard. Drying a cavity takes days, not a fan pointed at a damp spot, because the framing and insulation hold water long after the surface feels dry to the hand.

4. Monitoring and documentation

We take daily moisture readings and log them. Numbers, not guesswork. When materials hit the dry standard, we can document those readings and provide a completion summary for your insurer, so "dried to standard" is a number on paper, not a guess.

5. Repairs and reconstruction

Once everything is dry, we rebuild: drywall, insulation, paint, and flooring back to pre-loss condition. One team handles mitigation through repair, so you aren't juggling separate vendors in the middle of a crisis you never asked for.

Signs You Have Burst Pipe Water Damage

Not every burst announces itself with a flood. Some hide. Watch for these:

• A sudden drop in water pressure, or a faucet that sputters.
• The sound of running water when every tap is off.
• A water meter that keeps ticking with nothing running.
• A warm or cold spot on a wall or floor.
• A brown stain on a ceiling below an upstairs bathroom.
• A water bill that spikes for no reason, climbing month over month even though nothing about how your household uses water has actually changed.

Any one is worth investigating. A line inside a wall can drip quietly for days, soaking insulation and framing the whole time, before it ever shows up as a stain on the ceiling below.

Why the First 24-48 Hours Matter

The first 24 to 48 hours are the window. Move fast. Inside it, soaked drywall, flooring, and cabinets can often be dried and saved. Past it, materials swell, delaminate, and start to harbor mold, and our humid Central Texas air speeds that clock up considerably. What was a drying job on day one becomes a tear-out and rebuild by day four, which is the difference between a few hundred dollars in materials and a gutted room.

Burst & Frozen Pipes in San Marcos and Hays County

Freeze breaks are real here. Hays County drops below freezing most winters, and uninsulated pipes in attics, garages, and exterior walls split when it does. This is not a once-a-decade event: Winter Storm Uri in February 2021 burst pipes across San Marcos and the I-35 corridor when temperatures stayed below freezing for days.

The local risk splits two ways. Older neighborhoods like Hughson Heights carry aging galvanized and copper plumbing that fails at the joints. Newer subdivisions, Blanco Vista, Stonebridge, and La Cima, see factory-installed braided supply lines fail in the first few years. Both flood the same way. To get ahead of the next cold snap, our guide on how to prevent frozen pipes from bursting in a Texas freeze covers insulation and shut-off prep.

Standing water won't wait. Request a free inspection.

Cost & Insurance for Burst Pipe Damage

Cost tracks the water: how far it spread, what it soaked, and how long it sat. No two jobs price the same. A contained supply-line leak caught in an hour is a different job than a frozen-pipe flood that ran overnight. Our San Marcos water damage restoration cost guide breaks down the typical ranges.

On insurance, a sudden and accidental pipe burst is one of the more commonly covered causes under a standard Texas homeowners policy, though gradual or neglected leaks are often excluded. We can help document moisture readings and coordinate with your insurer. For the full picture, see does homeowners insurance cover water damage in Texas and our walkthrough on filing a water damage insurance claim in Texas.

Why San Marcos Homeowners Call Us First

We're locally based and San Marcos-fast, not a call center routing your emergency to whoever's nearest. We pick up. We dry to standard and document it for your insurer, so you have proof instead of a promise. And we're honest about scope: we handle the restoration, extraction, drying, and rebuild, and we coordinate the plumbing source repair, but we refer standalone plumbing fixes out rather than pretend to be a plumber.

Burst Pipe Water Damage FAQs

What should I do immediately when a pipe bursts?

Shut off your water main first. Then cut power to any flooded rooms at the breaker before you walk through standing water, move furniture and valuables out of the wet zone if you can do it safely, and start mopping or toweling visible water. After that, call for professional extraction, because the water you cannot see inside walls and under floors is what causes the lasting damage. Acting in the first 24 to 48 hours is what keeps floors, drywall, and cabinets salvageable.

How do I find and shut off my water main?

Your main shut-off is usually where the water line enters the house, often in a garage, a utility closet, near the water heater, or in an exterior box near the street or sidewalk. To cut the flow, turn the valve clockwise if it is a round handle, or a quarter turn if it is a lever. Can't find it? Your water meter box near the curb has a street-side valve you can close in an emergency. It is worth locating yours before a freeze, while you have time, so you are not searching for the shut-off in the middle of a crisis with water already on the floor.

Do frozen pipes really burst in Texas?

Yes. Freezes catch people out here, and Winter Storm Uri in February 2021 burst pipes across San Marcos and the I-35 corridor when temperatures stayed below freezing for days, the kind of multi-day hard freeze Hays County sees most winters. Uninsulated pipes in attics, garages, and exterior walls split first. The water inside expands, cracks the pipe, then floods the moment it thaws. Newer subdivisions and older neighborhoods are both at risk, so pipe insulation and a known shut-off location matter here far more than people expect.

Does homeowners insurance cover burst pipe damage?

In most cases, yes. A sudden and accidental pipe burst is one of the more commonly covered causes under a standard Texas homeowners policy, and coverage usually applies to the resulting damage to floors, walls, and belongings, though policies differ and gradual or neglected leaks may be excluded. Document it early. Photos and professional moisture readings, taken before any cleanup begins, strengthen the claim you hand your adjuster. See our guide on whether homeowners insurance covers water damage in Texas for what to expect before you file.

Get Help With a Burst Pipe Now

A burst pipe gets worse by the hour, not the day. The faster the water comes off and drying starts, the more of your home stays salvageable and the smaller the bill at the end.

Stop the damage from spreading. Call for burst pipe cleanup now.

See our full water damage restoration services, or related causes like ceiling & roof leak water damage and appliance leak cleanup. A burst pipe usually calls for water extraction and structural drying. Still in the thick of it? Here's what to do in the first hour after your house floods and what to do when a water heater leaking and flooded the floor. We serve homes throughout water damage restoration in San Marcos, TX.