Low Water Pressure in House? What to Check First
A troubleshooting guide for low water pressure in a well-water home. Common causes, simple checks, and when to call a well pump contractor.
Low water pressure in a house with a well is usually caused by a failing pressure switch, a waterlogged pressure tank, a clogged sediment filter, a partially closed valve, or a pump that is losing capacity. If the pressure drops gradually, the tank or switch is the most likely culprit. If it drops suddenly, the well pump or the well itself may be the issue. This guide walks through the checks a homeowner can safely make and the ones that need a licensed NC well contractor.
What our team handles on the call
- Test pressure at the tank and at the house to isolate the problem
- Check the pressure switch, tank pre-charge, and pump amperage
- Clean or replace sediment filters and clogged valves
- Diagnose pump wear and low flow from the well
- Repair or replace the failed component the same day
- Restore even pressure to showers, faucets, and appliances
How a service call works
- 1Check the pressure gauge
Look at the gauge near the pressure tank. If it never reaches the cut-out pressure or drops fast, the tank or switch is likely the issue.
- 2Check faucets and filters
If only one faucet is weak, the problem is local. If the whole house is weak, the issue is upstream at the tank, pump, or well.
- 3On-site diagnosis
We test tank pre-charge, pressure switch operation, pump amperage, and flow rate to confirm whether the pump is the cause.
- 4Repair and balance
We replace the failed part, set the correct pressure range, and verify that showers and appliances get steady pressure.
What does it cost?
The cost to fix low water pressure in a well-water home depends on the cause. A pressure switch replacement is typically $400 to $700. A pressure tank replacement runs $600 to $1,400. A pump repair or replacement ranges from $400 to $3,500. We diagnose the problem for free on-site and give you a written estimate before any work starts.
- •Pressure switch replacement: $400 – $700
- •Pressure tank replacement: $600 – $1,400
- •Pump repair or replacement: $400 – $3,500
- •Free on-site diagnosis and written estimate
- •Same-day service across the Piedmont Triad
Every job gets a written, on-site estimate before any work begins. No surprise fees.
Where we work
We repair low water pressure in homes across the Piedmont Triad, including Greensboro, Winston-Salem, Burlington, High Point, Asheboro, Chapel Hill, and Kernersville.
Frequently asked
Why is my water pressure low in a house with a well?
The most common causes are a waterlogged pressure tank, a failing pressure switch, a clogged sediment filter, a partially closed valve, or a pump that is losing capacity. In some cases the well itself may have a lower recovery rate, which means the pump cannot keep up with demand.
Can a pressure tank cause low water pressure?
Yes. A waterlogged tank that has lost its air charge cannot push water steadily, so pressure drops quickly. The pump then cycles on and off constantly, which can also lead to premature pump failure. Replacing or recharging the tank usually restores pressure.
How much does it cost to fix low water pressure from a well?
Costs range from $400 to $700 for a pressure switch replacement, $600 to $1,400 for a pressure tank replacement, and $400 to $3,500 for pump repair or replacement. A free on-site diagnosis determines the actual cause before you commit to anything.
Can you come out the same day?
Yes. No-water calls get same-day priority across the Piedmont Triad and our phone is answered 24/7. Most emergency calls are reached on-site within a couple of hours of the first call.
Do you warranty the work?
Yes. You get the full manufacturer warranty on the pump or tank plus our own labor warranty on the install. We answer the phone after the job is done.
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Need help right now?
We answer the phone 24/7. Most calls are reached on-site within a couple of hours.
Call (336) 273-7314Or send a message and we will get back to you.