Mostly well waterHarnett County

Water filtration in Dunn, North Carolina

Dunn is in the southeastern corner of Harnett County, where the ground starts to turn sandier on the way toward the coastal plain. Wells out here tell you about that sand directly: grit in the faucet aerators, a clogged screen on the washing machine hose, a cloudy glass that settles if you leave it on the counter.

The other complaint we expect on wells around Dunn is smell. A rotten-egg odor when the tap first runs is hydrogen sulfide, and it is a common well complaint in North Carolina.

Both are treatable, and both start with the same free in-home test.

What the water is like here

Shallow wells in sandy soil tend toward two things: sediment and low pH. Fine sand and silt get drawn in with the water, and the water itself often leans acidic.

Hydrogen sulfide is a dissolved gas, produced by bacteria that live in low-oxygen groundwater. At household levels it is more of a nuisance than a hazard, but it makes showers and laundry unpleasant, it can be hard on plumbing, and it does not fade with time.

Homes inside Dunn on municipal water deal with neither. Their water is treated and disinfected, so the question there is chlorine taste and smell, answered with carbon filtration.

We confirm your supplier and your source water during the free test rather than assuming it from your address.

What we actually find in Dunn

Grit is a mechanical problem

Sand does not just look bad. It scores valve seats, clogs aerators and wears on the well pump, the pressure tank and every appliance with a water line. It will do the same to treatment equipment if nothing stops it first.

The Pre-Sediment Filter goes at the front

A 5 micron cartridge installed ahead of the main system catches sand and silt before they reach anything else. On a sandy well we treat it as the first stage of the job, not an accessory.

Smell on the hot side, or on both

If the odor is only in hot water, the water heater may be part of the cause, and we check that before recommending equipment. If it is in cold water too, it is coming from the well, and air injection or peroxide injection treats it where the water enters the house. The iron reading decides which.

Systems that suit Dunn

Priced on the site, as always.

All systems and prices ›

All prices are for a garage or accessible waterline install. Crawl space, attic, outside or trenching installs add a $399 minimum, quoted on-site before any work begins.

Questions we get in Dunn

Do I need a sediment pre-filter?

On a well, almost always. Sand, silt and grit will shorten the life of every piece of equipment downstream of it, including your pump and your pressure tank. On city water it’s rarely necessary unless you’re on an older line or there’s been recent main work.

Do you work on well water?

Yes, and it's a meaningful share of what we do. Wells in Wake, Harnett, Chatham and Johnston counties commonly come back with iron, hydrogen sulfide, sediment or low pH. Those need genuinely different equipment than a city water home — which is why we test first instead of quoting off a price list.

What maintenance does the system need?

Whole-home tank systems are mostly self-maintaining — the valve regenerates or backwashes on its own, metered by your water use, and the media lasts years (calcite is the exception: it is consumed slowly and topped up). What needs regular attention: salt in the brine tank if you have a softener, sediment pre-filters, UV lamps annually, and RO membranes and filter stages on their cycle.

Will this hurt my water pressure?

A properly sized system, no. An undersized one, yes — which is the most common installation mistake in this industry. Our systems are sized on service flow rate against your household’s peak demand. If someone quotes you a system without asking how many bathrooms you have, that’s a red flag.

Read the full Answer Center ›

Free water test in Dunn.

Fifteen minutes at your kitchen sink, results while we are standing there, and no obligation. If your water is fine, we will tell you that.

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