Leak Surveys in San Antonio
Why San Antonio Operators Choose American Leak Detection of San Antonio
A distribution-system survey examines interconnected infrastructure rather than one suspected leak at a single property. American Leak Detection of San Antonio conducts structured surveys for commercial property owners and municipal operators throughout San Antonio and Bexar County. If you oversee one of these systems, you receive the benefit of a team that has served municipal clients since 1974 and brings more than 50 years of structured survey experience to the work. We provide leak detection services.
We evaluate the full distribution network while it remains in service, including infrastructure on both sides of the meter. Our technicians locate identified leaks and diagnose their cause, giving you specific information for the next step.
Contact American Leak Detection of San Antonio at (830) 549-2461 to discuss unexplained losses across your commercial or municipal network.
What a Water Distribution Leak Survey Covers
Commercial and municipal distribution systems in Bexar County contain multiple buried components that must work together. Age, ground movement, wear, and external damage can create leaks throughout the network. A full survey examines the broader system instead of assuming that increased consumption comes from one meter or connection.
Our survey scope includes:
- Water mains: We evaluate primary distribution lines for hidden leakage.
- Service lines: We include the connections carrying water from the main through the distribution network.
- Valves: We check these control points as part of the system-wide evaluation.
- Meters: We test infrastructure on both sides of the meter rather than stopping at the service connection.
If you see unexplained changes in consumption or pressure, or persistent moisture near buried infrastructure, a network-level survey can trace the problem beyond one connection. These conditions call for a network-level evaluation when the available signs don’t identify one obvious source.
Water-Loss Planning in Texas
San Antonio Water System defines non-revenue water as water that’s produced but isn’t delivered to or billed to customers. The category includes leaks, main breaks, infrastructure failures, inaccurate customer metering, theft, and authorized unbilled uses. For a water purveyor, that gap reduces the amount of treated water available to generate revenue and signals where the distribution network needs closer evaluation.
In its January through December 2025 state audit, San Antonio Water System estimated that 15,849,683,432 gallons were lost through main breaks, leaks, inaccurate customer metering, theft, and other causes. It also reported a 26% reduction in non-revenue water to date and set a goal of reducing that amount by 50% per connection per day by 2035. Those figures show why operators need a systematic way to investigate hidden leakage rather than waiting for every leak to become visible.
Texas Water Code Section 16.0121 requires retail public water utilities to complete an annual water-loss audit, though utilities with 3,300 or fewer connections that don’t receive Texas Water Development Board financial assistance may file every five years instead. The board’s guidance recommends proactive leakage-control and leak-detection programs, noting that utilities without regular surveys will probably need multiple initial surveys to establish a useful baseline.
Each survey is designed to deliver operational value:
- Reduces non-revenue water: This includes raw water treatment costs and pumping rates. Water you’ve treated and distributed but not billed is a direct financial loss.
- Helps avoid system contamination: Leaks in water mains can become a pathway for contaminated groundwater to enter the distribution system, particularly during pressure drops or transient pressure events.
Survey findings give you location and cause information that can support audits, repair prioritization, regulatory compliance reporting, and capital improvement planning. The findings don’t replace an audit, but they provide field-level information for investigating where physical leakage is occurring within the network.
Trained Survey Teams & Insurance Documentation
Our licensed and insured technicians complete extensive industry training before they begin field projects. They apply that preparation to complex commercial and municipal networks without taking the system out of service.
We’re pre-approved with insurers to assist clients who need documentation and claims-processing support after a survey. Information about an identified leak’s location and cause can help you communicate with internal stakeholders and coverage providers. We tie that support to the conditions found during the survey rather than making assumptions about coverage decisions.
We don’t oversell. Our technicians explain the cause, recommended repair approach, and proposed cost before repair work is authorized. That’s our Know Before You Go commitment, and it applies to every commercial and municipal client we serve in San Antonio. It allows you to review the next step before approving additional work.
Schedule Your Leak Survey in San Antonio
If you own or manage commercial property, operate a water utility, or oversee a municipal system, you can contact us to describe your concerns and the infrastructure that needs evaluation. Our technicians arrive on time, follow the agreed survey time frame, perform the evaluation while the system remains operational, and leave the site clean.
Call American Leak Detection of San Antonio at (830) 549-2461 to schedule leak surveys in San Antonio or discuss a full-system evaluation for your water distribution network.
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“John called me in advance to brief me on the appointment and let me know exactly when he would arrive. He helped me understand everything he was going to do for testing and why he was doing it. He was polite, intelligent, thoughtful and definitely knowledgeable. I honestly never had a stranger in my house that that I felt so comfortable with. Customer service at it finest in times where it rarely exist. Thank you John!!! Karl Compton”- Karl
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“Cody, the technician for American Leak Detection, came and fixed our pool leak. He was polite, professional and he was able to find the leak and repair it in about an hour. Great guy. I highly recommend him. 5 Stars! Thank You, W. H. Healy”- W.H. Healy
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“Fabio did a wonderful job with finding our leak in the pool! He was so good about keeping me “filled in” on what he was finding, suspecting to find, and how he would fix it! I guess I would say he helped to make a painful process a little less painful!! Thanks, Fabio!”- Rita Rector
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“Fabio is amazing! He really took care of our Pool needs. He goes above and beyond!”- Marriott Hotels
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Innovating Since 1974
For 50+ years, we’ve developed tools to make leak detection faster and less disruptive. -
Solutions Tailored for You
Learn all your options with pros, cons, and costs before making any decisions. -
Preferred by Top Insurers
Pre-approved with top insurers means faster claims and smoother coverage. -
Trusted Specialists
Trained specialists who detect leaks in every system, from pools to commercial pipes.