Interstate Enterprises Plumbing Services - 24 Hour Service Available

Complete Plumbing & Drain Solutions
You Can Trust

Sewer & Water Line Repairs 

Drain & Sewer Cleaning 

Video Pipe Inspections 

Descaling Old Cast Iron Pipes 

Trenchless Repair Technology 

Minimal Property Disruption  

Complete Plumbing & Drain Solutions
You Can Trust

Sewer & Water Line Repairs 

Drain & Sewer Cleaning 

Video Pipe Inspections 

Descaling Old Cast Iron Pipes 

Trenchless Repair Technology 

Minimal Property Disruption 


Fairfax County Virginia Water Line Leak Detection

We specialize in Residential installation and repair of underground water / sewer lines, using Trenchless Technology, We service customers in Fairfax County, Loudoun County, Arlington County and Prince William County. We also service Commercial Properties.


Fairfax plumber specializing in repairing polybutylene pipe problems. We also specialize in replacement or repair of broken outdoor water lines and the installation of new exterior underground waterline pipes for Fairfax County residents including Falls Church, Alexandria, Arlington, Centreville, Fairfax, Chantilly, Clifton, Herndon, Burke, Oakton, Springfield, Virginia, Va.



DID YOU KNOW?

What can cause your water line to suddenly leak?


  • Age
  • Temperature changes / freezing temperatures in particular
  • Ground shifting
  • Soil conditions
  • Tree roots

Clues that a leak is occurring.


  • A sudden rise in water bills
  • Unexplained puddles developing in your yard
  • Basement Flooding

What should you do if you perceive a possible leak?


Contact water line replacement specialist ASAP. Ignoring a potential water line leak may result in extensive and expensive damage to your driveway and home. Contact Interstate Enterprises, Inc.‘s 24 Hour Emergency Line at 703-250-8830.





We offer replacement of underground residential water supply lines that have failed due to normal wear and tear.
We provide competitive price / cost during free estimate.





Did you know that if the water pipe leading from the curb to your house should leak or break, you are responsible for repairing it?



Most plumbing contractors do not service the water line outside your home. We specialize in the repair of the outdoor water line for the residents of Fairfax County. If your plumber cannot work on the pipes outside your home, call us for a free estimate.

Has your water bill risen suddenly? Have you noticed a puddle developing in your yard for no apparent reason? If so, you may have a leaking or broken water line. Most people don't realize that this water line – which runs from the public water main on the street to their private home - is their responsibility. This line can range from 20 feet to more than 200 feet depending on your property. Over time, unpreventable environmental conditions may cause your water line to deteriorate and/or crack.

Fairfax County VA Homeowner Water Service Line Responsibility

Water line failure occurs throughout the year, however, it is most common in the winter months when lines are subject to freezing temperatures. When a leaking or broken outdoor water pipe occurs, a rapid response can prevent thousands of dollars worth of damage to your yard, landscaping, driveway and home. In addition, contaminated water has the potential of entering your home or building. We specialize in quickly and efficiently repairing and/or replacing underground water lines. Our professionals will have clean water running back into your home in no time.

Fairfax County Virginia Trenchless Water Line Replacement

Be sure to ask about our new "trenchless technology" - which allows us to fix or replace waterlines without destroying landscaping! Interstate Enterprises, Inc. uses a proven method of water line installation whenever possible and often saves our customers the time, energy and money required to fix their lawn, flowers and shrubs following a water line leak or failure.

Interstate Enterprises - look to us for quick, quality water line replacements!


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Sewer Drain Cleaning Services Include:


  • Sewer snaking
  • Unclogging drains
  • Sewer jetting
  • Video camera line inspection
  • Leak Detection
  • Directional Boring
  • Pipe Busting
  • Pipe Lining
Fairfax Plumber for outdoor waterline leaks - Interstate Enterprises - Fairfax plumber for polybutylene pipe problems. Drain cleaning services provided. Plumbing Contractor for Fairfax county residents. We specialize in replacement or repair of broken outdoor water lines or installation of new exterior underground waterline pipes - Fairfax plumbing service - Fairfax plumbing contractors - We service plumbing problems for Fairfax county including, Falls Church, Alexandria, Arlington, Centreville, Fairfax, Chantilly, Clifton, Herndon, Burke, Oakton, Springfield, Virginia VA.

Serving Northern Virginia including: Arlington, Alexandria, Annandale, Burke, Centreville, Chantilly, Clifton, Dulles, Fairfax County, Fairfax City, Falls Church, Fort Belvoir, Great Falls, Herndon, Lorton, McLean, Mount Vernon, Oakton, Potomac Falls, Reston, Springfield, Tyson's Corner, Vienna, Virginia.




Renew Aging Cast Iron Drain Lines Throughout Northern Virginia


Cast iron drain and sewer pipes are common in many established Northern Virginia homes, businesses, apartment buildings and condominium communities. As these lines age, corrosion and hardened scale can accumulate inside the pipe, reducing its usable diameter and interfering with normal drainage. Interstate Plumbing Service offers professional cast iron pipe descaling to remove restrictive buildup and improve the performance of qualifying drain and sewer lines.

Unlike an ordinary soft clog, cast iron scale forms directly on the interior pipe walls. Rust, mineral deposits and deteriorating metal create a coarse surface that collects grease, waste and debris. Over time, this combination may cause slow-flushing toilets, gurgling drains, unpleasant odors, recurring stoppages and sewer backups that return even after conventional snaking.

Professional descaling uses specialized rotating equipment to break corrosion and hardened deposits away from the pipe walls. The removed material is cleared from the line, opening more of the original pipe diameter and creating a smoother path for wastewater. This process may help restore drainage while allowing a structurally stable cast iron line to remain in service longer.

A video camera inspection helps determine whether descaling is appropriate for the property. The inspection allows our technicians to evaluate the severity of the buildup and identify cracks, damaged joints, root intrusion, low areas or collapsed sections. After descaling, another camera inspection can be used to confirm the results and examine the newly exposed pipe surface.

Interstate Plumbing Service provides cast iron pipe evaluations and descaling throughout Northern Virginia, including Fairfax County, Arlington County, Prince William County, Loudoun County and Stafford County. When descaling alone is not sufficient, we can recommend another solution based on the pipe’s actual condition, such as hydro jetting, trenchless pipe lining, targeted sewer repair or complete line replacement.


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Northern Virginia Pipe Descaling Before After
Northern Virginia Cast Iron Sewer Pipe Descaling

Fairfax County Virginia Water Line Repair And Replacement FAQs


1. What can cause an underground water line to fail in Fairfax County?

Water service lines can deteriorate because of corrosion, aging pipe materials, shifting soil, nearby tree roots, freezing conditions, improper installation or changes in ground pressure. The cause and location of the damage should be identified before deciding whether to repair one section or replace the entire line.

2. What should I do if I suspect a water line is leaking?

Turn off unnecessary water use, locate your main shutoff valve and check for visible water around the yard or foundation. If water is actively entering the property, shut off the private water supply when it is safe to do so. Contact a professional water line contractor to locate the leak and limit further property damage.

3. How can a hidden water line leak be found without digging up the yard?

Interstate Plumbing Service uses advanced diagnostic methods that may include acoustic listening, electronic correlation, pressure testing, moisture detection and thermal scanning. These technologies help narrow down the leak location so excavation can be limited to the affected area whenever conditions allow.

4. Is trenchless water line replacement available in Fairfax County?

Many Fairfax County properties may qualify for trenchless water line replacement. This method uses limited access points and specialized pulling equipment to install a new line along the existing underground route. Pipe location, utility conflicts, soil conditions and the layout of the property determine whether trenchless installation is practical.

5. What factors affect the cost of repairing or replacing a water line?

Pricing depends on the line’s length, depth, material, accessibility and location beneath the property. The repair method, extent of damage, nearby utilities and surfaces such as driveways, sidewalks or landscaping can also affect the project. An onsite evaluation is needed to provide an accurate recommendation and estimate.

6. Will my Fairfax County property need permits or utility marking?

Water line projects may require utility marking, permits, inspections or coordination with the local water provider. Requirements depend on the property’s location and the scope of work. Interstate Plumbing Service can review the project and explain which approvals or preparations may be necessary before repairs begin.