Non-urgent — schedule when convenient
Plumbing
Why is my faucet dripping?
A dripping faucet wastes 3,000+ gallons per year. Here's what causes it and whether it's a DIY fix or needs a plumber.
Most common causes
- 01Worn or damaged cartridge
- 02Worn O-rings or washers
- 03Corroded valve seat
- 04Worn-out seals
- 05Loose packing nut
What to do right now
1
A dripping faucet won't cause emergency damage — address it within a week2
Turn off the supply valve under the sink if the drip is severe3
Place a towel or bucket if dripping inside the cabinetWhen to call a professional
Call a plumber if: the faucet is more than 10 years old (replacement is often smarter than repair), you're not comfortable disassembling the fixture, or the leak is from the base or supply lines rather than the spout.
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