What happens if house water pressure is too high?

Author: Presley Donnelly  |  Last update: Monday, June 23, 2025

Over time, high water pressure wears on your plumbing system and leads to: Leaking Pipes: High water pressure continuously puts too much force on your pipes. Eventually, your home's pipes will likely wear down until they can no longer hold back the water.

How do plumbers fix high water pressure?

If your pressure is higher or lower, then you'll need to install, repair, or adjust your pressure regulator to comply. Adjusting your regulator is easy, as long as it's working properly. Simply tighten the screw down clockwise to increase pressure and counter-clockwise to decrease pressure.

Can pipes burst from high water pressure?

High water pressure can even instantly destroy pipes in your house.

How do I lower my main water pressure?

The screw acts as a water pressure regulator. If you tighten the screw the water pressure will be more and if you loosen the screw the water pressure will be less. Turn the screw clockwise to tighten it and increase the pressure, or turn it counterclockwise to decrease the pressure. Do not be too hasty.

Is 100 psi too high for house water pressure?

Most residential plumbing systems are designed to handle 40 to 60 PSI of pressure, with 80 PSI being the typical maximum and anything over 100 PSI being possibly detrimental to plumbing components.

Is the water pressure in your home too high?

Is 70 psi water pressure too high?

The ideal water pressure level is between 50-70 PSI.

If your water pressure goes above 70 PSI (even occasionally), you should install a pressure regulator to your main water line.

What damage can high water pressure cause?

If left untreated, high water pressure can lead to the following plumbing issues: The decreased lifespan of appliances such as your dishwasher and water heater. An increase in energy bills due to increase in amount of water that requires heating. Extensive damage to pipe joints.

How do you tell if your water pressure is too high?

High water pressure is too damaging to ignore. If you notice any of the signs we've discussed, such as clanging pipes, constantly running toilets, unusually high water bills, noisy appliances, or scarce hot water, it's time to investigate.

Can I adjust the water pressure in my house?

A quick and easy way to increase water pressure is to adjust the pressure-reducing valve, which can be found in your home, usually close to your water meter. If your pressure gauge reading was low, make slight adjustments to your regulator.

How much does it cost to lower water pressure?

The required type of PRVs can cost anywhere from $90-$200 and can be purchased at a big box store. A plumber will charge anywhere from $200-$800 for materials and labor but a homeowner with a moderate level of maintenance knowledge might be able to switch out their PRV. Don't water utilities like WCID No.

Why is my water pressure so high all of a sudden?

A sudden increase can be due to a broken pressure regulator or a change in the municipal water supply. Additionally, temperature changes or a burst pipe could cause sudden spikes. If your water pressure increases unexpectedly, it's essential to investigate as soon as possible.

How do you know if your pipes are going to burst?

Unexplained Water Pools and Dampness

One of the most obvious signs of a burst pipe is the presence of water where it shouldn't be. If you notice puddles forming under sinks, near water pipes, or along walls, it's likely a sign of a leaking or burst pipe. Water stains on ceilings and walls are also telltale signs.

How do you fix high pressure pipes?

Methods To Repair A Leak In A High-pressure Water Pipe
  1. Turn Off The Water Supply To The Pipe: ...
  2. Switch On A Neighboring Faucet: ...
  3. Clean The Pipe And Coat It With Epoxy: ...
  4. Place A Clamp Over The Leak: ...
  5. To Quickly Remedy The Problem, Use A Self-tapping Screw: ...
  6. Wrapping Up.

Can plumbers fix water pressure?

They will perform a thorough inspection of the meter to identify the source of the problem. Once identified, the plumber can replace the damaged parts or repair any malfunctioning components, such as the water meter valve, which will ultimately restore the water pressure.

What happens if pressure is too high?

High pressure is unlikely to be dangerous, even if it's a lot higher, as your system should have a pressure relief valve that will trigger. However, you should not rely on this to prevent overpressurisation. First, it'll be inefficient, and second, it could be dangerous if the relief valve is faulty or jammed.

Does every house have a water pressure regulator?

Do All Homes Have a Water Pressure Regulator? No, and in some cases, you may not need one. Certain municipal supplies regulate their water pressure safely, but if that pressure runs above 80 psi, you'll want to protect your plumbing system by installing one.

Do you have to turn off water to adjust water pressure?

It is not necessary to turn off the water supply to adjust a pressure regulator.

How do I fix my whole house water pressure?

6 Solutions to Low Water Pressure
  1. Clear the Clogs. One of the most common causes of low water pressure is clogged pipes. ...
  2. Clean or Replace Corroded Plumbing. ...
  3. Seal the Leaks. ...
  4. Repair or Replace Faulty Fixtures. ...
  5. Replace Pressure Regulator. ...
  6. Install a Booster Pump. ...
  7. Let Our Professionals Improve Your Home's Water Pressure.

Can water pressure be turned down?

Adjust the Pressure

The regulator will have a screw or bolt and a locking nut system. Loosen the locking nut with a wrench and using quarter-turn increments, use a screwdriver to turn the screw counter-clockwise (to the left) to decrease water pressure, and clockwise (to the right) to increase water pressure.

What can I do if the water pressure is too high?

Check with your water supplier

It could be that the mains' water pressure has increased, which is an issue with your water network. Call your water company to see if they have set the pressure higher than normal because of maintenance work. You might also find that neighbouring homes have reported the same issue.

How much does it cost to replace a water pressure regulator?

The average cost to replace a water pressure regulator ranges from $300 to $650 for most homes, including labor and materials. However, the cost to install a water pressure-reducing valve can vary significantly depending on your location, the regulator type, and the installation complexity.

How do I check my water pressure without a gauge?

How do I test my water pressure?
  1. Place a 1-litre measuring jug under the shower or tap.
  2. Turn the problem tap or shower on full.
  3. Time how long it takes to fill the jug.
  4. If it takes more than 6 seconds to fill the jug, then you have low water pressure.

Can high water pressure burst a pipe?

This causes damage to essential water pipe joints, fixture heads, and valves. In addition to the failure of such fixtures, high water pressure can lead to pipes bursting when they cannot contain the water.

What problems can high pressure cause?

Complications
  • Heart attack or stroke. Hardening and thickening of the arteries due to high blood pressure or other factors can lead to a heart attack, stroke or other complications.
  • Aneurysm. ...
  • Heart failure. ...
  • Kidney problems. ...
  • Eye problems. ...
  • Metabolic syndrome. ...
  • Changes with memory or understanding. ...
  • Dementia.

Does high water pressure damage a water heater?

High water pressure can cause the water heater and other appliances to fail prematurely. A water pressure gauge is available at hardware stores and home centers for a few dollars.

Previous article
How do you remove hard water deposits from grout?
Next article
Will Dawn soap remove rust?