High pitched squealing noise from pipes at night
Pipes can produce random high-pitched squeals and strange noises in the middle of the night even when no water is running. Because the sound happens unpredictably and stops for hours at a time, it is nearly impossible to track down the source or show a plumber what is happening.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
- 1Searching on Google for answers
- 2Having a plumber check nearby apartments, faucets, showers, and toilets
- 3Testing toilet fill valves during refilling
- 4Got used to the noise over time
In their words
Unedited, most upvoted first, each linked to the thread it came from.
“For the past 2 nights I've been awoken to this noise multiple times. No running water happens while we're asleep”source ↗
“Yeah middle of the night nothing on”source ↗
“So there’s a high pitched squeal that lasts anywhere from a second or so to over a minute coming from my walls. My landlord thinks it’s due to the pipes. But we can’t find the source.”source ↗
“The noise goes off randomly. Sometimes long hours without the noise and sometimes the noise won’t stop for hours.”source ↗
“We finally got a plumber today and of course the noise doesn’t go off.”source ↗
“Five hours later the high pitched squealing is back.”source ↗
Where this came up
People with this problem also raised
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