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Water Heater Leak Repair and Installation in Onion Creek / Far South Austin (78747)

A cold shower at 6 AM is all it takes to ruin a day. We keep Onion Creek / Far South Austin (78747) homes and businesses running with rapid water heater leak repair and installation — honest diagnostics, fair prices, and most jobs done same-day.

ZIP code 78747 covers Onion Creek and far south Austin — established 1980s-90s neighborhoods plus new growth along Slaughter Lane and I-35. We serve these family communities with dependable water heater care.

Call +1 (877) 350-8116 Request Service Online
Licensed & Insured
Texas water heater specialists
Same-Day Service
Across Onion Creek (78747)
Upfront Pricing
Written quote before we start
24/7 Emergency
Leaks can't wait — neither do we

Why Onion Creek Homeowners Call Us First

Far-south subdivisions are hitting second-replacement age — we make the upgrade count with high-efficiency units and smart leak protection.

  • No overtime gimmicks — fair pricing day, night, and weekends.
  • Permit handling included on every replacement in Austin.
  • Free haul-away and recycling of your old water heater.
  • Follow-up check: we make sure everything's perfect after install.

1980s-2000s subdivisions plus new Goodnight Ranch construction.

Water Heater Services in 78747

Full-service water heater care for Onion Creek / Far South Austin — repairs, replacements, and maintenance done right the first time.

Water Heater Installation

New conventional tank installation in Onion Creek, sized to your household and installed to Austin code — expansion tank, drain pan, seismic strapping, permit, and haul-away included.

Water Heater Repair

Fast diagnosis and repair of thermostats, elements, gas controls, valves, and leaks across 78747. Most repairs finished in a single visit from our stocked trucks.

Tankless Water Heater Installation

Whole-home tankless conversions in Onion Creek — endless hot water, wall-hung space savings, and energy bills that drop. We handle gas-line upsizing and venting.

Tankless Water Heater Repair

Descaling, igniter and sensor replacement, error-code diagnosis, and recirculation troubleshooting for Rinnai, Navien, and all major tankless brands.

Water Heater Maintenance

Annual flushing, anode-rod checks, relief-valve testing, and expansion-tank service that extend your unit's life — especially important with Austin's hard water.

Common Water Heater Problems in Onion Creek

In Onion Creek, we see the same culprits again and again:

  • Dip-tube failure — cold water mixes at the top of the tank, so showers go lukewarm fast.
  • Scale-coated elements — electric bills climb while hot water output drops.
  • Backdrafting water heaters — dangerous exhaust spillage we test for on every gas unit.
  • Missing or undersized drain pans — the number-one reason small leaks become insurance claims.

Signs You Need Water Heater Service in 78747

Call us right away if you notice any of these in your Onion Creek home or business:

  • Puddles or damp spots around the base of the tank
  • Rusty, discolored, or metallic-smelling hot water
  • Rumbling, popping, or banging sounds during heating
  • Hot water runs out faster than it used to
  • Water temperature swings without touching the thermostat

Neighborhoods & Landmarks We Serve Near Onion Creek

Our techs are all over 78747 every day — these are just a few of the local landmarks in our service area:

Onion Creek

The namesake creek and its greenway trails.

Southpark Meadows

The major retail center at I-35 and Slaughter.

Goodnight Ranch

The new master-planned community rising nearby.

What Does Water Heater Service Cost in 78747?

Most leak repairs in 78747 run $180–$450 depending on the part and access. Standard tank replacements typically land between $1,200 and $2,400 installed, and whole-home tankless conversions range from $3,200 to $5,500. Every quote is written, itemized, and honored.

We price by the job, not the hour — so you'll never watch a clock while we work. And if a repair genuinely makes more sense than replacement, we'll tell you that too.

How Austin's Seasons Affect Water Heaters in Onion Creek

Austin's long, brutal summers push garage and attic water heaters hard — ambient temperatures over 120°F in an attic make tanks cycle more and age faster. We check insulation, ventilation, and pan drains before summer peaks.

Winter is the other danger: hard freezes like February 2021 burst pipes and kill outdoor or garage units. We winterize exposed piping and recommend freeze-protection steps for every install we touch in Onion Creek.

Nearby ZIP Codes We Serve

We cover all of Austin and Travis County. Nearby service areas include:

Westlake / Rollingwood (78746) South Manchaca / Menchaca (78748) Southwest Austin / Slaughter Creek (78749)

FAQs About Water Heater Service in 78747

Straight answers from our techs to the questions Onion Creek customers ask most.

Why does my hot water smell like rotten eggs?
That's bacteria reacting with the anode rod — common in Texas water. We fix it with a powered anode rod or a chlorination flush, and it won't come back.
Do you haul away the old water heater?
Yes — removal and responsible recycling of your old unit is included in every replacement quote. No extra fee, no unit left on your curb.
What areas near 78747 do you serve?
We serve all of Austin and Travis County, including every neighborhood around Onion Creek. If you're inside the metro, we'll get a tech to you.
How much does water heater repair cost in 78747?
Most repairs in Onion Creek run $180–$450 depending on the part, the unit type, and how accessible the heater is. We diagnose first and give you a written price before any work starts.
How fast can you get to Onion Creek?
We offer same-day service across 78747 and answer emergency calls 24/7. Typical emergency response is 30–60 minutes inside Austin city limits.
Should I repair or replace my water heater?
If your unit is under 8 years old and the tank itself isn't leaking, repair usually wins. Over 10–12 years, or with a rusted-through tank, replacement is the smarter money. We'll show you both options honestly.

Need Water Heater Help in Onion Creek?

Same-day slots fill fast in Onion Creek. Call now to lock yours in.

Call +1 (877) 350-8116

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Prefer to book online? Send us a message and we'll confirm your Onion Creek appointment shortly — or just call +1 (877) 350-8116.

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