Few things are more frustrating than jumping into the shower only to be met with a weak trickle of water, or waiting several minutes just to fill a kitchen pot. If you have found yourself asking, “Why is my water pressure so low?” you aren’t alone. Low water pressure is a common grievance for both homeowners and business owners, and while it is often a minor nuisance, it can sometimes signal a deeper issue within your plumbing system.
Common Causes of Low Water Pressure in Homes and Businesses
Water enters your property from a municipal supply or a well, pushed through your pipes at a specific force measured in pounds per square inch (PSI). When that force is interrupted, your flow suffers.
ÂSeveral factors can lead to low water pressure in the house:
ÂAging or Corroded Pipes: If your property has older galvanized steel pipes, they may be suffering from internal corrosion. Over decades, rust builds up inside the pipe, narrowing the passage through which water flows.
Hidden Leaks: A leak elsewhere in your line means water is escaping before it ever reaches your faucet. Even a small, hidden leak can significantly reduce the pressure available at your fixtures.
Mineral Buildup and Clogs: In areas with hard water, calcium and magnesium deposits can create blockages in your plumbing or at the point of exit, such as inside a faucet or showerhead.
Faulty Pressure Regulators: Many homes have a pressure-reducing valve (PRV) designed to keep water from rushing in too fast. If this component fails, it can cause pressure to plummet or spike dangerously.
Municipal Supply Issues: Sometimes the problem isn't your plumbing at all. City water main breaks or routine maintenance in your neighborhood can lead to temporary pressure drops.
Safe Troubleshooting Steps You Can Try Before Calling a Plumber
Before you assume the worst, there are a few non-invasive checks you can perform safely to narrow down the cause of your low water pressure.
ÂIsolate the Issue: Check multiple fixtures. If the low pressure is only at the kitchen sink, the problem is likely that specific faucet. If every tap in the house is weak, the issue is systemic.
Clean Aerators and Showerheads: Unscrew the small mesh screens (aerators) at the end of your faucets. If they are filled with sediment, soak them in vinegar to dissolve the buildup.
Inspect Visible Pipes: Walk through your basement or crawlspace to look for signs of moisture or pooling water, which could indicate a pipe failure.
Verify the Pressure Regulator: Locate your PRV (usually near the main shut-off valve). Look for signs of physical damage or leaking around the bell-shaped housing, but avoid attempting to adjust the settings yourself, as incorrect pressure can damage your appliances.
When Low Water Pressure Signals a Bigger Plumbing Problem
While cleaning a showerhead is a simple DIY task, recurring pressure drops or sudden changes in water quality are red flags. If you notice discolored water, unusual banging sounds in the walls (water hammer), or damp spots on your ceilings, the problem requires professional attention.
ÂIgnoring these signs can lead to long-term structural damage or a complete plumbing failure. Professional diagnostics are essential for identifying issues like underground leaks or failing regulators that aren't visible to the naked eye. At Dailey Company, we utilize specialized tools to pinpoint the exact source of the restriction, saving you time and preventing costly, unnecessary repairs.
Restore Proper Water Pressure with Help from Dailey Company
Whether the cause is a faulty valve or aging infrastructure, Dailey Company is your trusted local expert for residential and commercial plumbing solutions. Our team provides comprehensive inspections and accurate repairs designed to provide long-term reliability. If you’re tired of low water pressure, let our professionals find the answer. Contact Dailey Company today to schedule your plumbing evaluation and get your water flowing at full strength again.