Water Distribution Systems in San Luis Obispo

Non-Invasive Leak Location for Active Utility Networks

Unexplained water loss, production increases, pressure changes, or unstable ground can indicate a hidden distribution leak. An investigation may involve reviewing the suspected area, accessing hydrants and valves, listening for leak noise, and isolating sections when system operations allow.

We investigate suspected underground losses across active water distribution systems before excavation, pavement removal, or repair work begins. Using non-invasive field methods, our technicians narrow the source and document leak locations for public works departments, water purveyors, and contractors.

Call us at (805) 266-7231 to discuss the suspected loss, access requirements, and project scope.

Supporting San Luis Obispo County Utility Work Since 1998

Since 1998, we have worked with public works departments and contractors throughout San Luis Obispo County. We apply the national American Leak Detection methodology to local systems in San Luis Obispo, Atascadero, and Paso Robles.

Distribution networks connect water mains and underground service lines with hydrants, valves, pressure-control assets, and related infrastructure. Because each purveyor has different access conditions, operating practices, and priorities, our technicians coordinate directly with agency personnel and contractors at available system access points.

How We Investigate Underground Water Main Leaks

Our field approach analyzes the sound of pressurized water escaping underground. Pipe characteristics, system pressure, available access, and background noise can affect the investigation, so our technicians select methods suited to the site.

Our distribution-system detection equipment includes:

• Acoustic correlators: These instruments compare signals collected at separate access points to estimate the position of leak noise along a pressurized pipe.
• Ground microphones: Technicians use ground listening to investigate where leak noise travels through pavement, soil, or surrounding materials.
• Additional sensors: These sensors analyze sound frequencies and help narrow suspected underground leak locations.

Together, these methods allow us to investigate beneath paved roadways and landscaped medians without beginning with destructive excavation. After fieldwork, we document our findings and provide confirmed leak locations so repair crews and contractors have an actionable point for follow-up.

Field Coordination, Scheduling, & Upfront Pricing

Municipal detection work may need to accommodate roadway access, active utility operations, contractor schedules, and repair planning. Before fieldwork, we establish the scope, access needs, schedule, and reporting expectations with the responsible agency or contractor.

The American Leak Detection methodology reflects more than 40 years of development and application. Through our Know Before You Go approach, we provide upfront cost information before work begins. Our technicians arrive as scheduled, complete work within the agreed timeframe, and leave the site clean.