Simple Ways to Catch a Water Leak

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Plumbers in Las Vegas, NV, share some ways to identify water leaks.

Las Vegas, United States – November 5, 2025 / Loyalty Plumbing /

Signs of Water Leaks

Water leaks can be elusive, often hiding behind walls, under floors, or deep within the plumbing system, causing significant damage before they’re even noticed. From changes in the water bill to more obvious signs like water stains, recognizing the indicators of a leak is crucial for fast water leak repair. This guide will discuss various methods for catching water leaks so that they can be addressed promptly.

High Water Bills

One common and often overlooked indicator of a water leak is an unexplained spike in the water bill. If the household’s water consumption habits haven’t changed, yet the monthly bill is significantly higher than usual, it’s a sign that water is being wasted. Even small leaks can lead to a substantial increase in water usage over time, resulting in unexpectedly high costs.

Addressing an unusually high water bill promptly by investigating and fixing the underlying leak is crucial. Not only will it prevent unnecessary and recurring utility bill expenses, but it will also mitigate the risk of significant water damage. Unattended leaks can lead to structural damage, mold growth, and other costly repairs, making prompt repair essential to protecting both finances and the home.

More Signs of a Leak

low water pressure Beyond an inflated water bill, several other indicators can point to a water leak. One common sign is a noticeable drop in water pressure from plumbing fixtures, such as faucets and showerheads. If the water flow has significantly weakened without any apparent reason, it could be due to a hidden water leak diverting water elsewhere. Additionally, pay attention to the sounds within the home. If there is a faint sound of running water or dripping when all faucets, fixtures, and water-using appliances are off, it’s a sign that water is actively escaping from a leak somewhere in the system.

Visible signs of water damage are also critical indicators of a leak. Keep an eye out for discoloration, water stains, damp spots, or mold or mildew on walls, ceilings, and floors. Water stains often appear as brownish or yellowish patches that spread over time. Peeling paint, warped wood, or buckling laminate flooring can also signal a persistent leak. In some cases, a musty odor can permeate a room, indicating hidden moisture and potential mold growth due to an ongoing water leak. Addressing these signs promptly can prevent further damage and costly repairs.

Use the Water Meter

Using the water meter is one of the most effective ways to confirm the presence of a leak. To perform a test, first, ensure that all water-using appliances and fixtures inside and outside the home are turned off. This includes washing machines, dishwashers, sprinklers, and faucets. Once everything is off, locate the home’s water meter and take note of the current reading on the meter. After waiting for a period, ideally at least an hour without any water use, check the meter again. If the reading has changed, it indicates that water is actively flowing, suggesting a leak in the plumbing system.

Or if the water meter has a leak detection dial, which is often a small triangle or star-shaped wheel, check whether it’s spinning when no water is being used. If the leak indicator dial is still spinning, it also suggests a water leak. If the water meter test confirms a leak or if any signs of a water leak are noticed, it’s crucial to contact a professional plumber without delay. They have the expertise and specialized equipment to accurately pinpoint the source of the leak and perform the necessary repairs, protecting the home from potential long-term damage.

About Loyalty Plumbing

Loyalty Plumbing is a veteran-owned plumbing company serving the Las Vegas area. They offer honest, upfront quotes, flexible financing options, and trusted technicians. Call them for water leak detection and repair in Las Vegas, NV.