# Chandler Water Systems by My Home Water System

> Published water hardness for Chandler, AZ, copied from the utility's own reports, and a way to request a written water treatment quote from one local company. Not a water utility.

## Water facts, as published
- Total hardness, City of Chandler: 173-288 mg/L (10.1-16.8 grains per gallon) (Calendar year 2025). Source: Chandler 2025 Drinking Water Quality Consumer Confidence Report, https://www.chandleraz.gov/sites/default/files/departments/water/City-of-Chandler-2025-Drinking-Water-Quality-Consumer-Confidence-Report.pdf
- USGS class, our reading of the published figures: hard to very hard. Classes: https://www.usgs.gov/water-science-school/science/hardness-water
- Chandler disinfects with chlorine. Its 2025 residual averaged 0.93 ppm.
- Chandler's undated water quality FAQ gives a different figure: an average of 16.5 grains per gallon within a range of 5 to 20.
- Chandler disinfects its water with chlorine before it enters the city pipes. Source: Chandler 2025 Drinking Water Quality Consumer Confidence Report, https://www.chandleraz.gov/sites/default/files/departments/water/City-of-Chandler-2025-Drinking-Water-Quality-Consumer-Confidence-Report.pdf
- Chandler treats Salt, Verde and Colorado River water at its Pecos and Santan Vista plants and pumped groundwater from 27 wells in 2025. Source: Chandler 2025 Drinking Water Quality Consumer Confidence Report, https://www.chandleraz.gov/sites/default/files/departments/water/City-of-Chandler-2025-Drinking-Water-Quality-Consumer-Confidence-Report.pdf
- Chandler says the flavor of its water can change at certain times of the year, depending on the source. Source: Chandler 2025 Drinking Water Quality Consumer Confidence Report, https://www.chandleraz.gov/sites/default/files/departments/water/City-of-Chandler-2025-Drinking-Water-Quality-Consumer-Confidence-Report.pdf
- Sources last checked: 2026-10-26

## Pages
- [Chandler water and quotes](https://chandlerwatersystems.com/): the answer, the sources, common questions
- [Water data as JSON](https://chandlerwatersystems.com/water.json)
- [Water softeners](https://www.myhomewatersystem.com/water-softeners/), [whole-home filtration](https://www.myhomewatersystem.com/whole-home-filtration/), [reverse osmosis](https://www.myhomewatersystem.com/reverse-osmosis/)
- [Hard water by city](https://www.myhomewatersystem.com/hard-water-by-city/): published hardness for every city we cover

## Status
- Taking requests. No prices are published; quotes come after an assessment at the home.
- Run by My Home Water System, operated by Aidren LLC.