Is a slab leak an emergency?
Short answer
A slab leak is urgent but usually not a same-minute emergency. It rarely floods a home instantly, yet it wastes water continuously, can erode soil under the foundation, and drives mold — so it should be evaluated within days.
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When it becomes an emergency
- Water is surfacing through flooring into living space
- You hear water running loudly with everything off
- Flooring is buckling or tile is popping
- There is a sudden, large jump in the water bill
What to do meanwhile
If the leak is on the hot side, shutting off the water heater's cold inlet can stop the loss while keeping cold water available. Otherwise, shutting the main between uses limits waste until detection is done.
Related questions
Will homeowners insurance cover it?
Many policies cover resulting damage and access costs more readily than the pipe repair itself. Coverage varies, so confirm with your insurer before work begins.
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