2491 W Iliff Ave, Denver, CO 80219

Water Line Replacement & Installation in Denver

An independent, licensed plumbing contractor. Not affiliated with Denver Water or the City and County of Denver.

When a water line is corroded, repeatedly failing, or at the end of its usable life, replacement is usually the more dependable investment. Denver Sewer & Water handles full water line replacement, new service line installation, trenchless replacement where the line qualifies, and excavation-based replacement across the Denver metro.

  • Full replacement and new service line installation.
  • Trenchless replacement when the line and access allow it.
  • Leak detection and inspection before the scope is set.
  • Residential, commercial, and municipal projects.
  • Serving Denver and surrounding metro communities.

Get Your Free Quote!

Sewer Lines
Water Lines
Fire Lines
Storm Drains
Septic Systems

Independent, family-owned. Not Denver Water or a city agency.

Family Owned and Operated, Not the City Utility
Licensed and Insured
Second-Generation Specialists
Fast Response Across the Denver Metro

When Water Line Replacement Becomes the Right Move

Replacement usually enters the conversation when a line has stopped being a one-repair problem. Age, corrosion, repeated leaks, ground movement, and outdated pipe material all push a line toward the end of its service life.

Property owners are generally responsible for the service line and meter pit at their service address, which is why replacement decisions land with the owner rather than the utility.

(720) 935-6221

Signs You May Need Sewer Line Repair

  • The line has leaked more than once in a short span.
  • Pipe material is old, corroded, or no longer dependable.
  • Pressure problems persist after a repair.
  • Ground movement or freeze damage has affected a long section.
  • A new build or addition needs a new service line installed.
Open street cut exposing a copper water service line and curb stop in a Denver street
Water service work in the street, with the curb stop exposed and traffic control set.

How We Diagnose It

Replacement Should Start With Diagnosis, Not Assumptions

Nobody should pay for a full replacement before the line has been located, inspected, and evaluated. Sometimes the honest answer is that a repair will hold, and we say so.

When replacement is the right call, the same diagnosis decides the method: whether the project supports minimal-dig replacement or whether excavation will create the better long-term result.

Explore Water Line Inspection

Common Causes of Sewer Line Damage

  • Leak detection and locating before the scope is written.
  • Inspection to confirm line condition along the run.
  • A method recommendation based on the property, not a default.

How Our Water Line Replacement and Installation Process Works

  1. 1

    Understand the Problem or Project

    We start with what the property needs, whether that is a failing line or a new service line for a build.

  2. 2

    Detect, Locate, and Evaluate

    Leak detection, locating, and inspection establish path, depth, condition, and access.

  3. 3

    Explain the Replacement Method

    We compare trenchless replacement and excavation-based replacement for this specific line.

  4. 4

    Complete the Work

    The crew installs the new line, restores service, and returns the work area to usable condition.

Denver Sewer and Water crew replacing a residential sewer lateral in a shored backyard trench
Sewer lateral replacement in a Denver backyard, trench shored and pipe staged.

Trusted for Underground Water Line Work in the Denver Metro

They found the leak on our service line without tearing up the whole yard. Clear explanation, fair scope, and the water was back on the same day.
Ellen Rhodes, Denver Homeowner
Pressure had dropped across the whole building. Their crew located the failure, showed us the options, and handled the replacement cleanly.
Tomas Reyes, Property Manager
Second-generation crew that clearly does this every day. They quoted after the inspection instead of guessing up front.
Karen Vogel, Lakewood Resident

Why Replacement Can Be the Better Long-term Investment

Replacement cost depends on line length, depth, access, pipe material, method, and how much surface restoration the project requires. A short trenchless-eligible run and a long excavation under a driveway are very different projects.

When a line is already failing repeatedly, repeated repair costs and repeated restoration costs often add up to more than a single replacement done correctly.

Frequently Asked Questions

Need Help With Water Line Replacement or Installation?

We evaluate the line before recommending a method. Call (720) 935-6221 or request a free quote.