Water Line Leak Detection & Repair in Commerce City, CO

The water service line runs from the South Adams County Water and Sanitation District meter at the property boundary to the main supply entry point at the house. That line is entirely the homeowner’s responsibility under Colorado law: SACWSD owns the main in the street and the meter itself, but everything from the meter connection to the house is yours. In Original Commerce City and Adams City, some of those service lines were installed in the 1930s and 1940s using galvanized steel. At 80 to 90 years old, those lines are well past their engineered service life, and failures typically present as a wet spot in the parkway or as a SACWSD bill that doubles without any corresponding change in household use.

Reunion, Belle Creek, and the Villages at Buffalo Run near the Buffalo Run Golf Course have newer copper or HDPE service lines from the early 2000s construction period. These lines fail differently: a fitting failure at the meter connection or at the house entry valve, or a mid-run fracture from Adams County clay soil movement, rather than the general corrosion failure of older galvanized stock. The SACWSD 2021 centralized softening project dropped water hardness from about 21 grains per gallon to about 7 grains per gallon, which benefits newer copper service lines in terms of scale accumulation, but the soil movement variable affects both old and new pipe equally.

Water Line Leak Detection

SACWSD meter testing is the first step. With all interior fixtures off and the main interior shutoff closed, watch the SACWSD potable meter flow indicator for 90 seconds. Movement with the interior shutoff closed confirms the leak is between the meter and the house on the service line side, not inside the house on the distribution supply side. That distinction directs the detection work before any equipment is deployed.

Acoustic correlation handles copper and galvanized steel service lines. Two listening points at the meter connection and at a hose bib or valve near the house entry bracket the service line. Signal timing differential between the two points gives the fracture location as a distance from each point. For standard Commerce City residential service line lengths of 20 to 60 feet, this locates the fracture to within 12 to 18 inches. Tracer gas handles HDPE service lines where the burial depth or soil conditions limit acoustic signal quality. Colorado 811 utility marking precedes all service line detection work to confirm the service line position and clear adjacent buried utilities before any equipment contacts the ground surface.

Water Line Repair Options

Pipe bursting: a hydraulic head is pulled through the old service line, fracturing it outward while new HDPE follows behind. Two access pits at the meter and at the house entry, no open trench along the route. This is the standard trenchless replacement method for galvanized service lines in Original Commerce City and Adams City where the full line is at end of service life.

Spot repair: a targeted excavation at the confirmed fracture location, pipe repair or short-section replacement, backfill and compaction. This works for isolated fitting failures in otherwise sound service lines in Reunion and Belle Creek properties. Full service line replacement with open trench becomes necessary when the pipe route has multiple failures or when the repair requires coordinated utility clearances. Adams County building permits and SACWSD notification are handled as part of the scope. Call (303) 552-3896 with the SACWSD meter test result and we will advise on which approach applies.

Call 24/7: (303) 552-3896

Frequently Asked Questions

Related Services

• Underground Leak Detection & Repair
• Pipe Leak Detection & Repair
• Tracer Gas Leak Detection
• Acoustic Leak Detection
• Yard Leak Detection & Repair
• Whole-House Repipe Service

Locations We Serve

• Original Commerce City
• Adams City
• Reunion
• Belle Creek
• Villages at Buffalo Run