Well pump replacement in Sedgwick County

At some point repair stops making sense. The motor windings burn, the impellers wear down from years of fine sand, or the pump simply is not sized for how the house uses water now. Replacement is a bigger job than a service call, and the choices made at the well head (pump type, horsepower, setting depth, controls) affect how the system behaves for years afterward.

Submersible or jet?

Both are common around Wichita, and which one fits depends mostly on how far down the water sits.

Those depth ranges come from the University of Nebraska extension guide to private well distribution systems. Shallow water tables in parts of the Equus Beds country northwest of the city can make a jet pump workable; deeper wells and narrow drilled casings point to a submersible.

Sizing it to the well and the house

A replacement pump should match three things: how much water the well can actually yield, how high the pump has to lift it (depth to water plus the pressure the house needs), and how much the household and any livestock or irrigation draw at once. An oversized pump on a low-yield well can pull the water down below the intake and run dry; an undersized one leaves the shower weak whenever the washer runs. Ask the contractor how they arrived at the horsepower and gallons-per-minute rating, and whether they measured the static water level before choosing.

What usually gets replaced along with it

• Drop pipe and wire. Old galvanized or brittle poly pipe often gets swapped while the pump is out.
• Check valves. A leaky check valve lets water drain back and makes the pump restart more often.
• Pressure switch and tank. If the tank is waterlogged, a new pump will short-cycle and wear out early. See pressure tanks.
• Well cap. Sedgwick County's code office has photographed duct tape used as a sanitary seal as an example of an improper repair. A vented, sealed cap is the cheap fix.

Rules that apply in Sedgwick County

The county's code office (MABCD) does not require a permit to replace a pump, but its Domestic Water Well Code still requires the well, system and fittings to be chlorinated after a pump is replaced. Inside Wichita, the city lets a homeowner or a plumber work on a pump; a plumber may not alter the casing or well seal, which is left to the homeowner or a state-licensed water well contractor. If the job turns into reconstruction (the city's example is re-driving a sandpoint well), a WWC-5 record goes to KDHE within 30 days, with a copy to the city's Environmental Health office.

K-State's shock chlorination guide warns that strong chlorine can damage the rubber bladder in most pressure tanks, so a good installer will check the tank manufacturer's guidance before dosing the whole system.

Questions worth asking before work starts

1. What is the total price, and what parts does it include (pump, motor, pipe, wire, check valves, switch, tank)?
2. What warranty comes with the pump and with the labor, and who handles a claim?
3. Will you chlorinate the well afterwards and tell me when to test the water?
4. If you find a cracked casing or a bad seal, can you fix it, or does that need a licensed driller?

For typical price ranges, see the cost guide.

Questions people ask

How long does a well pump last?

It varies with water quality, sand, how often the pump starts and stops, and power quality. A waterlogged pressure tank that makes the pump cycle constantly is one of the most common reasons pumps die young.

Is a constant-pressure system worth it?

It holds steadier pressure and starts the motor less often, and extension guidance notes it needs only a 1 to 2 gallon tank. Typical installed prices run higher than a standard pump, so ask for both quotes.

Can I replace my own pump?

Inside Wichita the city allows a homeowner to work on a pump. In practice a submersible means hoisting a long string of pipe and wire out of the casing, and the county still expects the well to be chlorinated afterwards.