Open 24/7 · Austin, TX

Plumber in Austin, TX

Need a plumber in Austin? Austin is the biggest city we cover, and a lot of its homes are rentals, slab houses and garage water heaters. Ring at any hour, name the symptom, and see what can be booked for today.

Emergency? Call now, 24/7(737) 717-0737

Call and give the addressMention if you rent, so the right person is told about the repair.
Describe what you seeStain, smell, noise, no hot water or a bill that makes no sense.
Leave with a planLeaks, drains and heaters can often be booked for the same day.

What we help with

A plumber in Austin for the jobs city homes call about most

Four services cover most Austin calls. The full list of what we handle is further down this page.

Leak detection

Finds the wet pipe behind a wall or under a slab before the damage spreads.

Leak detection details →

Water heater repair

Gets hot water back when the tank, element or burner fails.

Water heater repair details →

Drain cleaning

Clears slow lines and the clogs that keep returning.

Drain cleaning details →

Water softener installation

Answers the scale that moderately hard water leaves on fixtures.

Water softener installation details →

Start here

What is happening at your Austin address?

Pick the closest match. Red cards need a quick response.

White crust on faucets and glassMineral scale from moderately hard city water. It builds slowly, so the first sign is usually a showerhead that sprays sideways.Water softener installation Water bill jumps with no change in habitsA running toilet, a dripping valve or a hidden line can use water all day. Start with the meter test in the guide.Leak detection Warm spot on a floor or damp carpet edgeIn a house built on a slab, a line under the floor can leak into the concrete and rise through it. Treat a warm patch as a leak until shown otherwise.Slab leak repair Hot water runs out halfway through a showerSediment, a failed element or a worn burner is the usual story. The heater may sit in a garage or an attic closet.Water heater repair Two fixtures gurgle at onceAir pushed back through traps means the drain is slow to carry flow. A snake may clear it, or a camera may show why it keeps returning.Drain cleaning Tap pressure drops after a street repairDebris or a half-closed valve can choke the supply. Try one tap at a time before you blame the whole house.Low water pressure Sewage backing into a tub or floor drainShut off every fixture, keep children and pets out of the spill and phone us. The blockage may sit beyond the property line.Emergency plumber Supply line split or ceiling saggingShut the main, keep off soaked floors near sockets and phone us.Burst pipe repair

Why call us

Why call a plumber in Austin through one number

A big city has big gaps between a request and a repair. A phone call closes them.

Open 24/7Pipes fail at night and on weekends. A person picks up at any hour.
Same-day slotsTell the dispatcher what is wet or dead and ask what is open today.
Every plumbing job on one lineWater heater, drain, leak, toilet and gas line all go through the same call.
Rental-friendly questionsWe ask who owns the home, since a tenant often needs the landlord’s go-ahead.
A call, not a formYou speak with a person. Nothing to type while water is on the floor.

We vs others

Calling a plumber in Austin: this line against a search results page

Six differences that matter when a fixture is already failing.

	UsOnion Creek Plumbing	vsMany other plumbing companies
Hours	Open 24/7A midnight leak is answered at midnight.	Office hours, then voicemail
Reaching someone	Someone answers the phoneState the trouble one time and leave with a next step.	A contact form and a wait
How soon	Same-day service is availableSewage and running water jump the queue.	A slot next week
Jobs covered	Heaters, drains, leaks, fixtures, gas and sewer on one numberNo second search when the first fix reveals another problem.	One trade per company
Local knowledge	Knows the city supplier’s hardness range and that renters need the owner looped inIt changes what we ask first.	Generic advice for any city
Price clarity	What drives cost is spelled out further down, and pricing is a question for the phone call.You see the reasoning first.	A number with no reasons

Based on what is typical. Individual companies vary.

How it works

How a call from Austin runs

Four short steps from ring to plan.

You call
At any hour, from any part of the city.
You describe the problem and the building
House, apartment, duplex or business? Slab or raised floor? Where is the heater?
A visit is lined up
Same-day service is available. Water in the wrong place gets served first.
The plumber walks you through it
The fault, the work involved and the things that change the cost.

Pricing

What moves the price of a plumber in Austin

The factors are the same everywhere. These are the ones callers in Austin run into most.

Size of the job

Swapping a toilet fill valve is short work. Opening a wall to reach a leak is not.

Access

A heater in an attic, a line under a slab or a cleanout buried in landscaping all add effort.

Parts

Water heater size and type, valve grade and fixture style change what is bought.

Diagnosis

A symptom with several possible causes may need a camera or pressure test before repair.

Timing

A burst pipe needs action now. A dripping faucet can wait for the plumber’s schedule.

Have this ready for the call

Street address plus unit or suite
The building owner or manager
Location of the main shutoff, if known
What you saw, heard or smelled

Ask about pricing when you call.

Call now, 24/7(737) 717-0737

City water

Austin Water, the Colorado River and what comes out of your tap

Where the water comes from

Austin Water takes its source water from the Lower Colorado River as it passes through Lake Travis and Lake Austin, then treats it at three plants named Handcox, Davis and Ullrich. That is the main city supply. Not every Austin mailing address is a city customer, though. Neighbouring communities have their own suppliers, so the name on your bill is the quickest way to know who to ask about your water.

For a plumber, the source matters less than what is dissolved in it. River water treated at a plant behaves differently in a water heater than hard well water does, and the range below tells you what to expect.

The numbers

Figures from Austin Water’s water quality reports.
Item	What Austin Water reports	What it means at home
Source	Lower Colorado River via Lake Travis and Lake Austin	Surface water, treated at city plants
2025 hardness range	70 to 126 ppm, about 4.1 to 7.4 grains per gallon	Moderately hard, varies by season and plant
2025 average	93 ppm, about 5.4 grains per gallon	Scale appears slowly, not overnight
Your address	Depends on your supplier	Check your bill before you compare numbers

City supply at a glance

What moderately hard water does to fixtures

A range of 4 to 7 grains is not the heavy scale some Hill Country towns fight, but it still leaves a film. Expect chalky rings on shower glass, spotting on dark faucets, and a thin crust on the heating element of a tank water heater. The crust matters more than it looks. It insulates the element from the water, so the element runs hotter and fails sooner, and the tank bottom collects flakes that rumble when the burner fires.

Flushing a tank water heater once a year slows that down, and the guide to hard water in Texas homes explains what to look for. If the film bothers you, a water softener or a point-of-use filter is an option, and water filtration covers taste and sediment questions.

Signs of scale

Look at the showerheadTiny white crystals at the holes mean scale.
Wipe a dark faucetA chalky wipe-off is mineral film.
Listen to the heaterPopping or rumbling suggests sediment.
Read your billConfirm the supplier before quoting a hardness figure.

Quick scale checks you can do in five minutes.

Homes and tenants

Austin’s mix of rentals and owner-occupied houses changes who fixes what

Who calls when something breaks

Census figures put the owner-occupied rate in Austin at 43.4 percent, which means more than half of households are not owner-occupied. Home values among owners run high, too. A large rental population and a high-value owner market sit side by side in the same city, and they produce very different calls: a tenant with a dead water heater who needs the landlord to say yes, and an owner of a high-value house who wants the repair done right and explained.

If you rent, tell the dispatcher so, and have the property manager or owner reachable. If you own, say how old the fixture or heater is. Either way, the plumber starts from facts rather than guesses.

Telling us who you are

What to mention, by household type.
Your situation	Say on the call	Why it helps
Tenant, single-family house	That you rent and who the owner is	The repair may need the owner to approve
Tenant, apartment or duplex	Unit number and building shutoff location	A leak may come from a neighbouring unit
Owner, older fixtures	Roughly how old the heater or valves are	Helps choose repair or replacement
Owner, recent purchase	That you do not know the house yet	The plumber can show you the main valve and heater

Renter or owner

Emergencies in a building you do not own

A burst pipe or a sewage backup does not wait for a landlord to answer a text. Close the main valve if you can reach it, move belongings off the floor, photograph the damage and call. The plumber can explain what he or she finds, and you can pass that on to the owner. Our guide on what to do when a pipe bursts lists the steps in order.

First hour

Stop the water
Main valve, or the fixture shutoff under a sink or behind a toilet.
Protect what you can
Lift rugs and electronics off wet ground.
Photograph
Take pictures before cleanup begins.
Call and tell the owner
Both calls, in whichever order is faster.

Four moves in a rental emergency.

Service lines

Galvanized service lines and the notices Austin Water sent

What the utility has said

In October 2024 Austin Water confirmed that its public water system contains no lead pipes. Its reports also say some galvanized service lines were identified as needing replacement, and the property owners involved were notified. That is a statement about specific addresses on a utility list, not about every home in the city, and no one can say from the outside whether your house is one of them.

Galvanized steel is an older pipe material that corrodes from the inside. The usual signs are rusty water after a morning of no use, pressure that has slowly faded, and orange stains in the sink. If you see them, ask your utility whether your service line was flagged, and book a plumber to look at the pipes inside the house.

What to watch

Signs that point toward old steel pipe.
Sign	What it can mean	First step
Rust-coloured water in the morning	Interior corrosion on older steel pipe	Run the cold tap and note how long it takes to clear
Pressure fading over years	Mineral and rust build-up narrowing the pipe	Test pressure at an outdoor tap and an indoor one
Orange stain around a joint	A slow leak at a corroded fitting	Call, and keep a towel under it
A utility letter about your line	Your address was on the owner notification list	Follow the letter, then ask a plumber about the inside pipes

Old pipe signs

Pipe problems you can check yourself

Start with the signs of corroded pipes to see whether what you notice fits. Run a single cold tap for a minute and compare the colour at the start and the end. Then see how the pressure at an outdoor tap compares with the kitchen. If the two disagree, low water pressure is the better page to read next. For long-term worries about old supply pipe, repiping explains the options.

Before you call

Colour testFill a clear glass from the cold tap and hold it to the light.
Pressure testCompare an outdoor tap with an indoor one.
Stain walkLook at joints under sinks and around the heater.
Write it downDates and symptoms help the plumber.

A fifteen-minute self check.

Texas houses

Slab foundations, clay soil and summer heat in Austin homes

Why a slab changes how leaks show up

Many Texas homes sit on a concrete slab with supply lines running beneath or inside it. A leak there does not drip into a basement. It wets the soil, can lift a corner of flooring, and may show up first as a warm patch or a bill that will not settle. Clay soil that swells when wet and shrinks when dry can stress buried lines over the seasons, so a joint that sat quietly for years may start to seep.

Read the signs of a slab leak if any of these sound familiar. When one is confirmed, slab leak repair covers the options, and leak detection is how the exact spot gets pinned down without tearing up the floor.

Slab clues

Slab-related clues.
What you notice	Possible cause	Where to read more
Warm floor in one spot	A hot-water line leaking under the slab	Slab leak repair
Meter turns with every tap closed	A leak somewhere past the meter	Leak detection
Sound of running water at night	A supply leak or a toilet flapper	Find a leak guide
Cracks and a damp baseboard	Soil movement plus a seeping joint	Pipe repair

Under the floor

Heat, attics and garages

Hot summers are hard on equipment. A water heater in a garage works in a room that bakes all afternoon, and one in an attic can drip onto drywall long before anyone sees it. Hose bibs and irrigation lines sit in the sun too, and the occasional hard freeze can split an exposed outdoor pipe. If a heater sits above a ceiling, put a pan under it and check the pan monthly; the guide on how long water heaters last explains when age matters. Irrigation is the one place where a safety device is needed: backflow testing keeps lawn water from flowing back into the house supply.

Around the house

Attic heaterDrain pan and a visible pan line to the outside.
Garage heaterKeep boxes and paint cans away from the burner.
Hose bibsDisconnect hoses before a hard freeze.
Sprinkler zonesA wet spot that never dries points to a broken line.

Seasonal checks for Texas homes.

What we handle in Austin

Every plumbing service for an Austin address

All of these start with the same phone call. The page links below explain each job in detail.

One number for every service.
Service	Austin callers usually need it when	Pages
Water heaters	No hot water, a leak at the tank, a rumbling noise or a pilot that keeps going out	Repair, replacement, tankless
Leaks and pipes	Bills climb, floors feel warm, walls stain or a pipe splits	Leak detection, slab leak, burst pipe, pipe repair, water line
Drains and sewer	Gurgling, slow tubs, backups or roots in an older line	Drain cleaning, clogged drain, hydro jetting, camera, sewer repair, replacement, trenchless
Fixtures	A toilet runs, a faucet drips, a shower leaks or a disposal hums	Toilet, toilet install, faucet, shower, tub drain, disposal
Water quality	Scale, spots, taste or sediment	Softener, filtration
Pressure and repiping	Weak showers or old steel supply pipe	Low pressure, repiping
Gas	A gas smell or a new appliance hookup	Gas leak, gas line
Safety and business	Irrigation backflow device or a shop and restaurant	Backflow testing, commercial plumbing
Emergencies	Night, weekend or holiday failures	Emergency, 24 hour, general repair

Austin pages

Plumbing services in Austin, one page each

Fifteen pages go deeper on a single service as it applies to Austin addresses. Pick the one that matches your problem.

Urgent calls

Hot water

Leaks and pressure

Drains and sewer

Fixtures

Toilet repair in Austin

Water treatment

Business and safety

Right now

First move for six Austin situations

Water crossing a floor
Shut the main first, then phone. See how to shut off your main valve.
Sewage rising in a tub
No more water down any drain. Stay clear of the spill and ring us.
Cold taps only
Look at the breaker or pilot light, then make the call.
Drains that gurgle
Pause laundry and showers. The drain guide covers what to try first, and then phone if it persists.
Gas odour
Walk out, leave switches alone and phone from the street. See signs of a gas leak.
A bill that leapt
Try the meter test in the leak-finding guide before dialing.

Service areas

We cover Austin and the towns around it

Austin is the largest city on our service map. Calls from any part of the city, and from the lake communities and Hill Country towns nearby, go to the same number.

The map is drawn around Kyle and shows where Austin and the other 17 towns sit. Dial for a plumber in Austin and the same line answers, day or night.

Towns within about 25 miles

Schematic map. Rings show distance from Kyle; positions are approximate.

Questions

Austin plumbing questions

How do I find a plumber in Austin at night?

Phone the number on this page. Someone picks up around the clock, holidays included. Give the address, the symptom and whether water is still flowing, then ask which visit times are open.

Is Austin water hard?

Austin Water reported a 2025 range of 70 to 126 ppm, about 4.1 to 7.4 grains per gallon, which is moderately hard. Your address may not be on that system, so check your bill or ask your supplier.

What does a plumber in Austin charge?

It depends on the job, the access, the parts and what the inspection finds. A fill valve and a leak under a slab sit at opposite ends. Ask about pricing when you call.

Why do two similar jobs in Austin cost different amounts?

Access is the usual reason. A heater in a ground-floor closet is quicker than one in an attic, and a pipe in an open crawl space is quicker than one under concrete.

Can I get same-day service in Austin?

Often, yes. Same-day service is available, and calls about sewage, running water or a dead heater are placed first in line.

My landlord is slow. Should I wait for a leak to be fixed?

No. Close the water at the nearest shutoff, call so the damage is stopped, and tell the owner. Water left running ruins flooring quickly.

I smell gas near my water heater. What should I do?

Get everyone out, skip the light switches and any flame, and phone from the sidewalk. Never hunt for the source yourself. The gas pages cover the repair once the house is clear.

Did Austin Water find lead pipes?

Austin Water said in October 2024 that its public system has no lead pipes. It also said some galvanized service lines needed replacement and notified those owners. Ask the utility about your own address.

My water heater sits in the attic. Is that a problem?

It is common, but a leak can soak insulation and drywall unseen. A drain pan with a pipe to the outside, plus a monthly look, catches most trouble early.

Do you replace water heaters as well as repair them?

Yes. The plumber looks at age, leak location and parts availability, then lays out repair and replacement choices. The repair versus replacement guide shows the logic.

Is there a shop in Austin I can visit?

No. Austin is part of the coverage area, and every call from the city comes in on the one shared line.

What should I have ready when I call a plumber in Austin?

The address and unit number, who owns the building, what you can see or hear, and where your main valve is, if you know. That lets the plumber plan the right parts and tools.

Guides

Guides for Austin homeowners

Call a plumber in Austin

Night, weekend or holiday, the line is open. Ask about same-day service with a plumber in Austin.