The Hammond Water Works Department supplies surface water treated with multiple processes to about 78,384 people through over 24,000 connections. Government records show one health-based violation in the system history, with lead levels within typical plumbing distribution ranges. Among water treatment constituents present in the source or distribution is chloramine, a disinfectant commonly used by municipal systems including Hammond.

This local data reflects system-wide conditions, not the specific situation in any individual home’s plumbing or tap. Testing your household water is necessary to know the exact concentrations affecting your residence.

If you notice effects on certain fixtures or appliances first

Chloramine can interact differently with various materials and water-using devices. Fixtures with rubber or plastic components, such as faucets, showerheads, and humidifiers, may experience faster degradation or odor changes. Appliances like coffee makers or aquariums sensitive to water chemistry may also show signs earlier. Recognizing which points in your home water system show changes helps prioritize treatment choices.

If you plan to gather data before choosing a treatment method

Before selecting any approach, note crucial facts about your water supply and plumbing:

• Test your tap water specifically for chloramine concentration.
• Record water hardness, pH, and any other relevant water chemistry parameters.
• Note the age and material of your home plumbing, since these influence how chloramine affects water quality locally.
• Document any noticeable water taste, odor or staining issues.
• Consult the Hammond Water Works Department’s official reports for updates on treatment processes and water quality.

If you want to understand how treated water changes at your tap

The Fleck Chloramine (City Water) Filter directly addresses chloramine presence in household water. Once configured, this technology reduces chloramine levels, which can improve water taste and minimize deterioration of sensitive fixtures and appliances. The treated water feels softer and is less likely to cause odor or material degradation related to chloramine. Your experience at faucets and showers should reflect these improvements.

If plumbing age and materials impact your water quality experience

Older plumbing materials such as certain rubbers, plastics, or metal alloys may react more noticeably with chloramine, potentially accelerating wear or causing discoloration. Newer materials designed for municipal water systems are often more resistant. Recognizing your home's plumbing context helps determine the scope of chloramine treatment needed beyond just source water concerns.

If chloramine is left untreated in household water over years

Without treatment, chloramine can gradually affect plumbing components and water-using appliances by promoting rubber component breakdown and imparting a slight chemical taste or odor. While chloramine levels in Hammond's system meet health-based regulations overall, extended exposure inside home plumbing may lead to earlier maintenance needs and diminished appliance life. Regular monitoring and treatment can mitigate these effects.

If you observe household symptoms that may relate to chloramine

Changes such as unusual tastes or smells, premature fixture wear, degradation of rubber seals, or reactions in fish tanks and humidifiers can point toward chloramine influence. However, these symptoms also overlap with other water quality issues, so testing your household water specifically for chloramine is essential before concluding the cause.

The Hammond Water Works Department’s data characterizes surface water treated through a comprehensive process to serve the area's population. For the most current and detailed water quality information, consult the official EPA public water system records.

Where this information comes from

Source: EPA SDWIS public water system record. Sampled 2025-12-31. These figures describe the public water system's record, not the plumbing inside any individual building.

On record: EPA SDWIS record for HAMMOND WATER WORKS DEPARTMENT (IN5245020), surface water supply, serving 78384 people: 1 health-based violations of 9 total; lead 90th percentile 0.003 mg/L