Topic

Treatment Technologies

Editorial intro (operator may revise)

How specific treatment types work, what they treat effectively, and where each fits. Softeners, reverse osmosis, carbon, UV, sediment, and specialty media — explained at the level a homeowner can compare options.

Articles in this topic

Reverse osmosis — under-counter and whole-home

Reverse osmosis forces water through a semipermeable membrane that removes a broad range of dissolved contaminants — including PFAS, nitrate, arsenic, and dissolved solids — producing the highest-purity water of the common residential technologies. RO comes in two configurations: under-counter, which treats one tap, and whole-home, which treats all the water entering the house. This article explains how RO works, what each configuration does, what each costs, what the trade-offs are, and how to think about whether RO fits your situation — including for readers whose municipal water is already good.

June 10, 2026Read article →

Whole-home water softeners

A water softener removes hardness — dissolved calcium and magnesium — through ion exchange, addressing scale on fixtures, soap scum, and accelerated wear on water heaters and appliances. Softeners treat hardness and little else. Whether you need one depends on whether your water is hard: much of the region's softer surface-water municipal supply has little to soften, while well users and smaller groundwater-fed community systems are the genuine audience. This article explains how softeners work, what they do and don't address, what they cost to run, and how to know whether your situation calls for one.

June 10, 2026Read article →

Water treatment types — an overview of your options

Water treatment technologies each do a specific job — softeners remove hardness, reverse osmosis removes a broad range of dissolved contaminants for high purity, carbon filtration removes chlorine and organics, UV disinfects, pH neutralizers correct acidic water. No single technology does everything, and matching treatment to the actual problem — confirmed by testing — is the whole game. This article is an overview of the major options, with honest framing that many readers, particularly those on the region's softer surface-water municipal supplies, need less treatment than the market suggests.

June 10, 2026Read article →

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