How to Tell if a Well Pump is Bad
Seven signs a well pump is failing, what each one feels like at the tap, and which ones mean call today vs wait and watch.
A well pump is bad when it can no longer build, hold, or deliver steady pressure at the rate it was designed for. The seven most reliable signs are: dropping pressure, short-cycling, sand or sediment in the water, rising electric bills, air spitting at faucets, audible noise from the pump or motor, and age past 10 years. Two or more of these together usually means the pump itself is failing — not the tank or switch.
What our team handles on the call
- On-site pump diagnosis with amp clamp and pressure gauge
- Static water level and well-yield testing
- Megger testing of pump motor windings
- Pressure tank and switch elimination testing
- Repair-vs-replace decision in writing
- Full pump pull and replacement when needed
How a service call works
- 1Free phone diagnosis
We walk through symptoms, water pressure, sounds, and system age to narrow the problem before we roll a truck.
- 2On-site test
We check voltage at the pressure switch, draw amps on the pump, and verify pressure tank pre-charge before opening anything.
- 3Written estimate
You see the recommended scope, repair vs replacement, parts, and labor in writing before any work begins.
- 4Repair or replacement
We carry common pumps, tanks, switches, and check valves on the truck so most no-water calls finish the same day they started.
- 5System test and follow-up
We cycle the system, confirm pressure holds, shock-chlorinate when needed, and stand behind the work with a labor warranty.
What does it cost?
Diagnosis only is included with our standard service call. Most replacements run $1,500 to $3,500. Pressure switch and tank repairs (which we rule out first) run $250 to $1,200.
- •Free phone diagnosis
- •Free written on-site estimate
- •Repair vs replacement explained in plain English
- •No after-hours, weekend, or holiday upcharge
Every job gets a written, on-site estimate before any work begins. No surprise fees.
Where we work
We answer well system questions and dispatch service across all six Piedmont Triad counties.
Frequently asked
What is the most reliable sign a well pump is going bad?
Short-cycling combined with dropping peak pressure. A healthy pump builds from cut-in (usually 40 psi) to cut-out (usually 60 psi) in 30 to 90 seconds and holds. A failing pump takes longer, never quite hits cut-out, and cycles more often.
Can a bad well pump fix itself?
No. Well pumps are sealed, submerged motors with bearings and impellers that wear in one direction — toward failure. A pump that is acting up will not get better on its own.
How long do well pumps last?
8 to 15 years for most residential submersible pumps in central NC. Jet pumps run shorter, 6 to 10 years. Hard water, sediment, frequent cycling, and lightning shorten that.
Will a higher electric bill mean my pump is bad?
Often yes. A worn pump works harder for the same amount of water — longer run times mean more kWh. If your bill jumped and nothing else changed, the pump is a likely cause.
How much does well pump repair cost?
Most residential well pump repairs in central NC fall between $400 and $1,800 depending on the failed part, well depth, and whether the pump has to come out of the well. A full submersible pump replacement (pump, wire, drop pipe, and labor) typically runs $1,500 to $3,500. Every job gets a written on-site estimate before any work begins. Call (336) 273-7314 for a free phone diagnosis.
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.
More reading
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.