Low water pressure can make everyday tasks like showering, washing dishes, and doing laundry frustrating. While a slight drop in pressure may seem like a minor inconvenience, consistently weak water flow throughout your home could point to an underlying plumbing issue that should be addressed before it becomes a larger problem.
Understanding the most common causes of low water pressure can help you determine whether the solution is a simple fix or if it’s time to call a professional plumber.
At Burkell Plumbing, Heating & Air Conditioning, we’ve been helping homeowners throughout Marin County since 1945. Our experienced technicians diagnose and repair plumbing issues efficiently, restoring reliable water pressure while protecting the health of your plumbing system.
TL;DR: Common Causes of Low Water Pressure
- Mineral buildup inside pipes or fixtures.
- Hidden water leaks.
- Partially closed shut-off valves.
- Aging or corroded plumbing.
- Problems with the municipal water supply.
- A professional inspection can identify the exact cause.
Could a Hidden Leak Be Causing Low Water Pressure?
One of the most common causes of low water pressure is a hidden leak somewhere in your plumbing system.
Even a small leak can reduce the amount of water reaching your faucets and fixtures. Other signs may include unusually high water bills, damp walls or ceilings, wet spots in your yard, or the sound of running water when no fixtures are in use.
Addressing leaks early helps prevent water damage while restoring normal water flow throughout your home.
Can Mineral Buildup Reduce Water Pressure?
Yes.
Over time, minerals naturally found in water can accumulate inside pipes, faucets, and showerheads. This buildup restricts water flow and can gradually reduce pressure throughout your plumbing system.
Cleaning or replacing clogged fixtures may solve isolated problems, while older plumbing systems may require more extensive repairs if mineral deposits have accumulated inside the pipes.
Should You Check Your Plumbing Valves?
Absolutely.
A partially closed main shut-off valve or water meter valve can significantly reduce water pressure throughout the home. These valves may be adjusted during previous plumbing work and not fully reopened afterward.
A professional plumber can inspect your plumbing system to ensure all valves are functioning properly and identify whether another issue is contributing to the problem.
Can Older Pipes Cause Low Water Pressure?
Older homes often contain plumbing materials that can corrode or deteriorate over time.
As corrosion develops inside galvanized steel pipes, the interior diameter becomes smaller, restricting water flow. This gradual buildup can affect water pressure throughout the house and may eventually require partial or complete pipe replacement.
Replacing aging plumbing can improve both water pressure and overall system reliability.
When Should You Call a Professional Plumber?
If low water pressure affects multiple fixtures or continues after basic troubleshooting, it’s time to schedule a professional inspection.
An experienced plumber has the equipment needed to locate hidden leaks, inspect water lines, evaluate pipe condition, and identify the root cause of the problem. Prompt repairs can help prevent additional plumbing issues while restoring consistent water pressure throughout your home.
Early diagnosis often results in less extensive and less costly repairs.
Why Choose Burkell Plumbing, Heating & Air Conditioning?
Since 1945, Burkell Plumbing, Heating & Air Conditioning has proudly served homeowners and businesses throughout Marin County with expert plumbing, heating, and HVAC services. As a third-generation family-owned company, we’re committed to providing quality workmanship, honest recommendations, and dependable customer service on every job.
Whether you’re dealing with low water pressure, plumbing repairs, leak detection, water heater service, or HVAC maintenance, our experienced team is here to help.
Contact Burkell Plumbing, Heating & Air Conditioning today to schedule your service appointment.
Low Water Pressure FAQs
If multiple fixtures are affected, the cause could be a hidden leak, partially closed valve, aging pipes, or an issue with the municipal water supply.
Yes. Leaks allow water to escape before it reaches your fixtures, often resulting in lower water pressure throughout the home.
Yes. Older plumbing systems may experience corrosion or mineral buildup that restricts water flow over time.
Yes. Mineral deposits from hard water can build up inside pipes and fixtures, reducing water flow if left untreated.
Our experienced technicians provide leak detection, plumbing repairs, pipe replacement, water heater service, drain cleaning, and complete plumbing solutions for homeowners and businesses throughout Marin County.
