Noisy Pipes: What the Sounds Mean and When

Unusual sounds coming from your pipes can be more than an annoyance. Some noises point to simple fixable causes like air in the lines or loose hardware, while others can indicate a problem that may worsen—such as a failing pressure regulator, worn cartridges, or a blockage in the drain system.

Here’s a practical guide to common pipe sounds, what they typically mean, and when you should stop troubleshooting and contact a licensed plumber.