How to Quiet a Noisy Faucet: A Complete DIY Guide

A noisy faucet can be one of the most irritating household problems. Whether it’s a high-pitched whine, a screech, or a persistent rattling sound, that constant noise can be disruptive—especially when it strikes in the quiet of night. Fortunately, a noisy faucet is often a symptom of a minor issue that you can resolve yourself with a few tools and a little time. In this post, we’ll walk you through the possible causes of a noisy faucet and how to fix them, step-by-step.

Common Causes of Noisy Faucets

Before you can fix a noisy faucet, you need to understand what might be causing the sound. Here are the most common culprits:

1. Worn or Loose Washer – A loose or damaged washer can vibrate as water flows past it, causing a screeching or whistling noise.

2. High Water Pressure – Excessive water pressure can create turbulence in the pipes or faucet, leading to a whine or banging sounds (often referred to as water hammer).

3. Sediment Buildup – Minerals from hard water can accumulate in the faucet or pipes, disrupting water flow and creating noise.

4. Faulty Cartridge or Valve – In modern faucets, cartridges control water flow. A worn-out or faulty cartridge can cause rattling or clicking sounds.

5. Loose Parts – Sometimes, internal components like screws or nuts come loose and vibrate during water flow.

Step-by-Step Guide to Fixing a Noisy Faucet

Step 1: Identify the Type of Noise

Listen closely to determine the nature of the sound:

• A squeal or screech when turning on the faucet usually indicates a washer or valve problem.

• A rattling or vibrating sound could point to loose parts or high pressure.

• A whistle or hiss might mean a clogged aerator or sediment buildup.

Understanding the noise type can guide your troubleshooting efforts.

Step 2: Turn Off the Water Supply

Before doing any repairs, always turn off the water supply to your faucet. Most sinks have shutoff valves under them—turn these clockwise to close them. Then, turn on the faucet to release any residual water in the line.

Step 3: Check and Replace the Washer

If the sound is a squeal or screech, the washer is a likely suspect.

1. Use a screwdriver to remove the handle from the faucet.

2. Use a wrench to unscrew the packing nut and remove the stem.

3. At the bottom of the stem, you’ll find the rubber washer. If it looks cracked, stiff, or worn, replace it with a new one of the same size.

4. Reassemble the faucet and test for noise.

Tip: Bring the old washer to a hardware store to find the exact match.

Step 4: Clean or Replace the Aerator

The aerator (the small mesh screen at the tip of the faucet) can become clogged with mineral deposits, especially in areas with hard water.

1. Unscrew the aerator from the faucet tip (you may need pliers).

2. Soak it in vinegar for an hour to dissolve deposits.

3. Scrub it clean with a toothbrush and rinse.

4. Screw it back on and test the faucet.

If the aerator is too clogged or damaged, it’s best to replace it.

Step 5: Replace the Faucet Cartridge or Valve

For cartridge faucets (common in modern kitchens and bathrooms), a failing cartridge can cause odd noises or erratic flow.

1. Remove the faucet handle using a screwdriver or Allen wrench.

2. Use pliers or a cartridge puller to remove the old cartridge.

3. Take the cartridge to a hardware store to find an exact replacement.

4. Insert the new cartridge, reassemble the faucet, and turn the water back on.

Cartridge replacement can often fix rattling, clicking, or difficulty controlling water temperature or flow.

Step 6: Check for Loose Parts

Vibrating or rattling noises can result from loose internal components.

• After disassembling the faucet (as described in earlier steps), check for any screws or parts that have come loose.

• Tighten all visible connections, but avoid over-tightening, which can cause damage.

Step 7: Reduce Water Pressure

If you hear banging or a loud hammering sound, your home’s water pressure may be too high.

• Install a pressure-reducing valve (PRV) on your main water line if one isn’t already in place.

• Ideal water pressure is typically between 40–60 psi.

• You can also install water hammer arrestors if the noise is more of a thudding sound when you shut off the faucet.

If you’re unsure about adjusting water pressure or installing a PRV, consult a licensed plumber.

Preventing Future Faucet Noise

Once you’ve solved the problem, follow these tips to prevent future faucet noise:

• Regularly clean your aerators to prevent mineral buildup.

• Inspect washers and cartridges annually for wear.

• Install a whole-house water softener if you have hard water.

• Monitor your home’s water pressure and make adjustments as needed.

When to Call a Professional

If you’ve tried all the above steps and the noise persists—or if you suspect a larger plumbing issue—it may be time to call a plumber. Persistent noise can indicate deeper issues in your pipes, such as water hammer, pipe misalignment, or corrosion.

Final Thoughts

A noisy faucet can be annoying, but it’s usually a symptom of a minor issue that’s easy to fix with basic tools and a little patience. By identifying the type of sound and methodically checking components like washers, cartridges, and aerators, you can often resolve the issue yourself. Regular maintenance and keeping an ear out for early signs of trouble can keep your faucets running quietly and efficiently for years to come.

Tired of that whine every time you turn the tap? Try these steps today and enjoy the silence.