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Household water treatment in Round Rock, TX.

Water softening, whole house filtration and kitchen reverse osmosis for Round Rock homes on the city's blended lake and Edwards Aquifer supply.

The City of Round Rock blends three sources: Lake Georgetown, Lake Travis water treated by the Brushy Creek Regional Utility Authority, and groundwater from the Edwards Aquifer. Its 2025 water quality report states that the average water hardness in Round Rock is 249 mg/L, and lists chloramine as the disinfectant at an average of 2.15 ppm.

What Round Rock's 2025 report shows

Round Rock's own report describes its water as very hard, and that mineral load is the scale you find on faucets, shower glass and inside a water heater. The same report lists total dissolved solids at 302 ppm. A few Round Rock neighborhoods are served by a utility district rather than the city, so we start by confirming which system feeds your address.

The way we work does not change from house to house. We look up the public data on your water, tell you what your home actually needs, and put it in for one all-in price.

What we fit in Round Rock homes

  • A softener and carbon filter for the whole house, fitted on your main line, as the flagship bundle starting at $2,699 installed.
  • Reverse osmosis under the sink for drinking water, and the part of the setup that deals with PFAS.
About the price: a single figure for the equipment and the installation, given to you before anything starts.

Done locally

In Round Rock the system goes where the main line enters the house, often in the garage, fitted by a licensed, insured plumber, with a drinking water faucet at the kitchen sink if you want one.

Curious what is in the water in Round Rock? Get Your Free Water Assessment or call (737) 307-4797.