Chlorine in Pima County Water: Assessing Treatment Options for Your Tucson Home

WSP Whole House Carbon Filter - Chlorine Chloramine Removal

Buy Now

View full details

Overview of Tucson's Groundwater and Water Distribution

The City of Tucson in Pima County relies on a groundwater source to provide potable water to over 730,000 residents via about 191,000 connections. The EPA’s Safe Drinking Water Information System (SDWIS) records no health-based violations for this system, reflecting regular treatment and compliance with safety standards. Water treatment technologies are applied before water reaches homes, yet chlorine is commonly used within the system to maintain disinfection through distribution.

Determining Treatment Capacity Against Household Water Demand

When weighing treatment options for chlorine removal, an essential factor is the household’s typical daily water consumption. Average residential water use varies greatly but often falls between 50 to 100 gallons per person per day. Treatment equipment capacity must accommodate peak daily demand without reducing water pressure or flow. This means selecting a device sized to handle the household’s total consumption efficiently, ensuring consistent chlorine reduction during all usage periods.

Fixtures and Appliances Impacted by Chlorine First

Chlorine in municipal water most noticeably affects fixtures and appliances where water is directly used or stored. Showerheads and faucets are often the first to show impact, as chlorine can alter water taste and smell, which influences user comfort. Additionally, water heaters and ice makers can absorb chlorine odors, which may affect the taste of hot water and ice. Understanding which points in the home are sensitive to chlorine helps prioritize where treatment is most beneficial.

Influence of Plumbing Material and System Age

The effect of chlorine can also depend on the materials used in home plumbing. Older plumbing materials such as galvanized steel or certain types of copper piping may interact differently with chlorine compared to modern plastic pipes. These interactions can sometimes influence chlorine residuals or the formation of chlorination by-products. Plumbing age and condition are thus important considerations separate from the water source when assessing chlorine presence and treatment needs.

How the Fleck System Addresses Chlorine Taste and Smell

The Fleck Chlorine Taste & Smell Filter utilizes a filtration media designed to adsorb chlorine compounds effectively, reducing their presence and associated taste and odor. It ships ready to configure with household plumbing, capable of handling daily water demands when properly sized. This system treats water at the point of entry, supplying chlorine-reduced water throughout the home. By reducing chlorine residuals, it improves water aesthetics without compromising the disinfection integrity maintained by the municipal supply.

Differences Between Aesthetic Secondary Standards and Health-Based Limits

Chlorine is regulated primarily for its role in disinfection, with no health-based violations recorded in Tucson’s municipal water. However, aesthetic secondary standards govern chlorine levels related to taste and odor rather than safety. Exceeding these aesthetic levels does not indicate a health risk but may reduce enjoyment of water. Understanding this distinction is critical when considering treatment options, as the goal is often to improve sensory qualities rather than address a health hazard.

Recognizing Household Signs of Chlorine Presence

Typical signs pointing to chlorine include a noticeable chemical taste or smell in tap water, particularly in cold water from faucets or showers. Absence of these signs does not guarantee the absence of chlorine, as some chlorine residuals can be below sensory detection but still present. Factors like water temperature, flow rate, and time since treatment can alter chlorine perception at the tap.

Recommended Water Testing to Confirm Chlorine Levels

The single most informative test to clarify your household’s chlorine status is a water analysis that specifically measures free chlorine residual in tap water. This test provides a current snapshot of chlorine concentration after municipal treatment and distribution, accounting for any changes within your home plumbing. With this result, you can confidently determine the appropriate capacity and necessity for treatment equipment such as the Fleck Chlorine Taste & Smell Filter, tailored to your actual water conditions and household needs.

Where this information comes from

Source: EPA SDWIS public water system record. Sampled 2023-12-31. These figures describe the public water system's record, not the plumbing inside any individual building.

On record: EPA SDWIS record for TUCSON CITY OF (AZ0410112), groundwater supply, serving 732906 people: 0 health-based violations of 164 total; lead 90th percentile 0.000649 mg/L