Main Water & Sewer Line Service in Arlington, TX
The buried lines between your home and the street do the heaviest work — and fail the most expensively. We locate the problem, then repair, replace, and connect these lines the right way.

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The Buried Lines Carry the Whole House
Everything in your home depends on two buried lines: the main water line that brings fresh water in from the meter, and the main sewer lateral that carries waste out to the city connection. When either one fails, it isn't a single fixture acting up — it's the whole house. And because these lines are underground, the failure is often well advanced by the time you see it: a soggy patch in the yard, a sudden spike in your water bill, or sewage backing up through every low drain at once.
North Texas is hard on these lines. Our expansive clay soil swells and shrinks with the seasons, flexing buried pipe until joints separate and lines crack — the same soil movement that drives slab leaks works on the main lines too. On the sewer side, older Arlington and Fort Worth homes often have cast-iron or clay laterals that have been in the ground for decades, where root intrusion and corrosion eventually win. On the water side, aging service lines corrode, scale up, and develop leaks between the meter and the house.
We handle the full scope of main-line work — locating the problem, repairing or replacing the line, and making new connections. We start by pinpointing the exact trouble spot with a camera or a pressure locate, so we can target the repair to the section that's actually failing rather than digging up the whole yard on a guess. When a section can be spot-repaired we do that; when the line is failing along its length, we replace the affected run, handle the permits and locates, and restore the surface when we're done.
Water Main or Sewer Main — They Fail Differently
A failing water main shows up as a wet or sinking spot in the yard between the meter and the house, an unexplained jump in your water bill, or a drop in pressure throughout the home. A failing sewer main shows up as multiple fixtures backing up at once, sewage odor in the yard, or gurgling drains. We diagnose which line is involved — cameraing the sewer lateral, pressure-locating the water service — before recommending a repair or replacement, so you're never paying to dig up the wrong line.
- Main water line repair and replacement — corroded, leaking, or low-pressure service lines
- Main sewer lateral repair and replacement — cracked, collapsed, or root-blocked lines
- Targeted repairs — we dig only the section that's failing, not the whole yard, whenever the line allows
- Camera inspection and locating — diagnose and pinpoint before any digging
- New line connections and permits — proper tie-ins to the city, fully inspected

Quick Info
Typical Cost
$2,000–$15,000+
Timeline
1–3 days typical
Warranty
Up to 10-yr parts & labor
Know the Warning Signs
Signs You Need Main Water & Sewer Line Service
Catch these early to avoid a bigger, more expensive problem down the line.
Sewage Backing Up Through Multiple Drains
When several low drains back up at once, the main sewer lateral is blocked or broken. Stop using water and call immediately.
Act NowWet or Sinking Spot in the Yard
A persistent soggy or sunken patch between the meter and the house often marks a leaking or broken main water line below.
Act NowUnexplained Spike in Your Water Bill
A main water line leaking underground runs continuously. A sudden bill increase with no change in usage is a classic sign.
MonitorSewer Odor in the Yard
A persistent sewage smell outdoors, especially along the line path, suggests a cracked sewer lateral venting gas into the soil.
MonitorHouse-Wide Drop in Water Pressure
If pressure falls everywhere at once, the main service line may be corroded, scaled, or leaking before it reaches your fixtures.
MonitorLush or Sunken Patches Over the Line
Grass that's suddenly greener — or ground that keeps sinking — over the line path can mean it's leaking and feeding the soil.
MonitorTransparent from Start to Finish
How Our Service Works
Diagnose and Locate
We camera the sewer lateral or pressure-locate the water service to confirm which line is failing and exactly where.
Present the Options
We lay out spot-repair and full-replacement options with clear pricing and the trade-offs of each for your property.
Repair or Replace
We complete the agreed work — a targeted spot repair or a full replacement of the failing run — and make any new connections to the city.
Verify, Restore, and Warranty
We confirm flow or drainage, restore the surface, pass the required inspection, and back the work with a written warranty.
Diagnose and Locate
We camera the sewer lateral or pressure-locate the water service to confirm which line is failing and exactly where.
Present the Options
We lay out spot-repair and full-replacement options with clear pricing and the trade-offs of each for your property.
Repair or Replace
We complete the agreed work — a targeted spot repair or a full replacement of the failing run — and make any new connections to the city.
Verify, Restore, and Warranty
We confirm flow or drainage, restore the surface, pass the required inspection, and back the work with a written warranty.
The Ernie’s Difference
Why the DFW Metroplex Trusts Ernie’s
Diagnose Before We Dig
We camera and locate first, so you never pay to excavate the wrong line on a guess.
Targeted, Not Destructive
We locate the exact failure and dig only the section that needs it, sparing as much of your yard and driveway as the line allows.
Both Lines, One Call
Water main or sewer lateral — we handle both sides of the buried system instead of referring you out.
Permits and City Coordination
Main-line work and city connections require permits and locates. We handle the paperwork and the inspection.
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Got Questions?
Main Water & Sewer Line Service FAQ
Answers from our master plumbers — based on real questions from the DFW Metroplex homeowners.
They fail differently. A failing water main shows up as a wet or sinking spot in the yard between the meter and the house, a sudden jump in your water bill, or low pressure throughout the home. A failing sewer main shows up as multiple fixtures backing up at once, sewage odor in the yard, or gurgling drains. We diagnose which line is involved before recommending any work.
Main Water & Sewer Line Service Across the DFW Metroplex
Same-day service available in all areas. Fast response across the DFW Metroplex.
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