When Should You Call the Water Utility vs. a Private Leak Detection Provider?

Quick answer: A water utility and a private leak-detection provider can both be part of the solution, but they have different responsibilities. Utility staff can address account and service questions, while a private professional can investigate a concealed leak on private property. Starting with the right call can save time and improve the information you give the next person.

Written by the DeSoto Leak Detection Editorial Team

Reviewed for clarity, safety, local relevance, and source attribution.

Updated September 26, 2026 · Editorial standards

Call the utility for utility-side questions

Start with the City of DeSoto when the question involves your account, meter information, water service, billing, published utility policies or city-managed infrastructure. Those questions are controlled by the utility. A private contractor cannot change your municipal account rules, approve a city adjustment or speak on behalf of the city.

Call a private provider for physical source location

When you need to find a hidden leak inside a home, under a slab, along a private supply line, or in another private system, a leak-detection professional may be the appropriate next step. The provider can evaluate physical conditions and decide whether acoustic, thermal, pressure, moisture or other testing fits the problem.

Use meter observations as evidence, not proof

If all fixtures are off and a meter continues to register flow, document the observation. It can be a useful clue that water is moving somewhere, but it does not identify the exact failed component or location. A downstream irrigation valve, toilet supply, indoor plumbing line or buried pipe can produce a similar observation.

A high bill has multiple possible causes

Water use can rise because of a running toilet, irrigation failure, pool loss, fixture leak, underground line, or another issue. Before assuming a slab leak, compare the timing of the bill change with travel, irrigation schedules, seasonal use and visible symptoms. A professional source investigation is most useful when those observations are already documented.

What a provider may need to know

Have the property address, approximate date the problem started, recent bills, visible moisture locations, any meter observations, and any previous plumbing work ready. Mention whether the property is a house, commercial building, multi-unit property, or another type. Context helps the referral request get matched to the right kind of provider when one is available.

Why diagnosis should come before repair assumptions

Finding the source can prevent unnecessary demolition. A stain on a ceiling does not prove the pipe is immediately above the stain, and a wet yard does not prove the break is exactly beneath the wettest spot. Good diagnostic work is about building a consistent explanation from multiple clues.

When both calls make sense

Some situations justify contacting both the utility and a private provider. For example, a customer may need account or meter clarification while simultaneously needing help locating a private-property leak. The two conversations should remain separate: one is about utility service or policy, the other is about the physical plumbing condition.

What to ask next

Ask the utility what it can confirm about the account or service. Ask the provider what it will test, what methods may be used, whether detection is separate from repair, and what written findings will be provided. Clear questions create clearer expectations without assuming what the provider will find before the inspection.

How this information helps with the next call

The purpose of a good informational guide is to reduce uncertainty before a service request. Write down the symptom in plain language, identify where it appears, and separate what you observed from what you think caused it. That makes the request easier for an independent provider to understand and reduces the chance of committing to a diagnosis before the property has been evaluated. It also gives you a useful checklist for comparing what the provider says with the evidence you observed.

For DeSoto customers, keep local utility or safety questions separate from the physical inspection. A city policy, a water-use record, a buried-utility locating requirement and a private leak-detection assessment are different pieces of the same situation. When those responsibilities are clear, the customer knows which organization to ask for each answer. That clarity is one of the simplest ways to make a leak-related decision process more organized.

Practical next steps for property owners

A simple decision tree can help: account or municipal-service question goes to the utility; concealed private-property source location goes to a qualified provider; safety concerns follow the relevant emergency or utility guidance. In more complicated cases, both calls can happen without one replacing the other. The key is to describe the question clearly so the person receiving the call knows whether you are asking about the account, the meter, public infrastructure, or a leak inside the private plumbing system.

When speaking with a provider, avoid leading with a diagnosis you have not established. Instead of saying that the slab definitely failed, describe the warm floor area, meter movement, water-use change, moisture, or sound you observed. That gives the professional a cleaner starting point and leaves room for the inspection to identify a different source.

Another useful detail to keep in mind

The most useful mindset is to ask one organization for the answer it actually controls. The city can explain city service, account and billing matters. A private professional can investigate a leak inside a private plumbing system. When you keep those responsibilities separate, you are less likely to wait for a utility employee to perform work that belongs to a private provider or to expect a contractor to make a municipal billing decision.

Sources and further reading

Common questions

Can the utility locate a leak inside my house?

Utility responsibilities vary; private-property source location may require a private professional.

Does a moving meter prove a slab leak?

No. It indicates water movement but not the exact source.

Should I call the utility for a high bill?

For billing questions, yes. For physical source location, a private provider may also be needed.

Can the referral service diagnose a leak?

No. Independent providers perform the field diagnosis.

Need help with a suspected leak?

Describe the symptom, property type and affected area. This referral service can help connect you with an independent local professional when an appropriate provider is available.

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