Commercial Water Leak? What to Tell the Plumber When You Call

When water appears at your business, you do not need to identify the failed part before calling a plumber. A clear description of what is happening, where it is happening and who can provide access is a useful starting point.

For a Las Vegas Valley business owner or property manager, this checklist can help organize that first call. Do not delay reporting an active leak while trying to collect every detail.

Put safety before the checklist

Keep employees and customers away from the affected area. If water is near electrical equipment or outlets, stay clear. Do not enter standing water or handle electrical equipment from a wet area. If anyone is in immediate danger, leave the unsafe area and call 911. OSHA's electrical-hazard guidance explains why water and energized equipment are a dangerous combination.

Tell the building's responsible manager about the problem. If a fixture is leaking when used or wastewater is backing up, stop using the affected fixture rather than repeatedly testing it.

Do not open walls, remove drain caps or force an unfamiliar valve to investigate. For any water shutoff, follow the property's established procedure with an authorized person who knows what the valve serves. Do not operate utility equipment or a fire-protection valve yourself.

1. Describe what you can actually see

Start with the location and the observation. For example, you might report water under a sink, dripping from a ceiling or appearing along a wall. Say whether it is still flowing, whether the wet area is spreading and when someone first noticed it.

Keep an observation separate from a diagnosis. “Water is coming through the ceiling below a restroom” is useful information. “The pipe directly above this spot is broken” may be a guess until the source is checked.

You do not need to take anything apart to give a useful description. If you cannot see the source, say so.

2. Explain how much of the property is affected

Tell the plumber whether the problem appears limited to one fixture, one suite or a wider part of the building. Mention any other changes you have already noticed, such as another affected fixture or a loss of water service. Do not run additional fixtures just to recreate a leak.

Also explain what is happening at the business. Is the affected area occupied? Has a restroom been taken out of use? Is water near equipment or stored goods? These details help describe the situation without assuming what the repair will involve.

3. Have the access and building contacts ready

Provide the property address and suite number by phone, along with the name and callback number of the person who can meet the plumber.

Mention known access limits, such as a locked mechanical room, a tenant-controlled space or a service entrance. Keep keys and building instructions with the authorized contact. Do not post access codes in a neighborhood thread or public review.

For a property with several tenants, identify who can coordinate a water interruption and who can approve testing or repairs. A business owner, property manager and maintenance contact may be different people. Clearing up those roles early helps avoid confusion when the next step is explained.

4. Share relevant history without filling in the blanks

Mention prior work in the same area, a recurring symptom or a recent change staff actually observed. If a previous service report is available, have it ready for the visit.

If someone already shut off water, report who did it, which known valve was used and what changed afterward. Do not reopen the valve to demonstrate the problem.

Photos taken from a safe position can help document visible conditions. Keep them available to show the plumber; they do not replace an inspection or establish the location of a concealed leak.

5. Ask what the next step includes

A service call, diagnostic work and a repair are not automatically the same scope. Ask what needs to be checked, whether access work is needed and what the proposed price covers before authorizing it.

We offer free estimates and upfront pricing. Any diagnostic testing or access work is priced and approved before it begins.

If the source is concealed, leak detection may be part of the next step. A confirmed supply-line problem may lead to a separate water line repair proposal. The work depends on the findings, not on a presumed diagnosis made over the phone.

Ask what was checked after the repair and whether any additional work remains. A repair to one section should not be described as replacing or inspecting every pipe in the building.

Call DMS Plumbing for commercial service

DMS Plumbing, LLC provides commercial plumbing service throughout the Las Vegas Valley, 24 hours a day, seven days a week.

For service requests, estimates and scheduling, call (702) 353-7335. Tell us where the water is appearing, whether it is still active and who can provide access. You do not need a diagnosis before you call.