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Municipal Leak Detection Services in Fresno

Protecting Public Water Infrastructure with Precision Detection

We provide municipal leak detection for water utilities, public works departments, water districts, and government facility operators responsible for water distribution systems. Our work focuses on locating suspected underground loss and providing field information that decision-makers can use before excavation, repair planning, or further investigation.

Fresno’s public water distribution system includes 1,889 miles of water mains, 153,382 service connections and water meters, 14,170 fire hydrants, and 21,316 isolation valves. Across infrastructure of that scale, a leak may remain underground or surface far from its source. Visible inspection alone isn’t always enough to define the affected area.

Discuss a suspected leak, targeted survey, or broader water-loss investigation with our municipal service team. Call (559) 201-6351 to request service in Fresno.

40 Years of Non-Invasive Detection for Public Water Systems

With more than 40 years of industry experience, we apply proprietary, non-invasive technology to hidden leaks in municipal properties and buried infrastructure. As The Original Leak Specialist™, we use advanced equipment, proprietary techniques, and trained technicians to investigate leaks without the unnecessary destruction associated with traditional locating methods.

Leaks may develop in water mains, service connections, valves, hydrants, meters, storage-related infrastructure, and other buried components. The appropriate investigation depends on system configuration, available access, operating conditions, and the suspected source. We focus on producing useful field findings while limiting avoidable disturbance to public property.

Scoping a Municipal Leak Detection Assignment

A clearly defined request helps align the investigation with the agency’s operational schedule. Before fieldwork begins, utility personnel can identify the affected area, observed symptoms, known access points, operational constraints, and available system records.

Useful assignment details may include:

  • Suspected area: The main, pressure zone, facility, service connection, or other part of the system requiring investigation.
  • Observed conditions: Unexplained flow, pressure changes, surface water, meter discrepancies, or recurring system concerns.
  • Available records: Distribution maps, pipe materials, asset locations, maintenance history, flow information, or pressure data.
  • Access requirements: Traffic controls, secured facilities, valves, hydrants, and other field limitations.
  • Project scope: A single suspected leak, targeted survey, or broader water-loss investigation.

We coordinate field activity around the defined scope and operational schedule to minimize service disruption. Our technicians arrive on time, complete the assignment within the established time frame, and leave the work area clean. Findings are documented in written reports for agency review, compliance considerations, follow-up investigation, and capital planning.

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