This week, many households in Pembroke Pines must decide how best to manage chlorine levels in their water supply as their current equipment struggles to meet their needs.
How does chlorine enter groundwater or the distribution system in Pembroke Pines?
In Pembroke Pines, the City of Broward County's public water system serves nearly 188,000 residents through groundwater sources. The system employs multiple treatment processes (codes 200, 345, 380, 401, 421, 460, 500) that can include the addition of chlorine as a disinfectant to control microbial contaminants and maintain water quality during distribution. Chlorine is introduced either at the treatment plant or during distribution to prevent microbial growth, which is a common and carefully monitored practice. The detected presence of chlorine in the water supply is thus linked to these treatment steps and the system’s need to maintain disinfectant residuals throughout the network.
What happens when chlorine in household water is left untreated for years?
Over time, chlorine exposure can cause taste and smell issues in drinking water as well as potential fading or degradation of textiles and occasional corrosion of certain plumbing materials. In cases where existing household treatment equipment cannot keep pace with chlorine levels, these effects may become more noticeable. Continuous chlorine presence may also affect sensitive appliances such as humidifiers or coffee makers that use water directly and can accumulate chlorine residues. However, these outcomes vary widely based on water use and household equipment conditions.
What does a certified laboratory test for chlorine report, and how should it be interpreted?
A lab test will report chlorine either as free chlorine or total chlorine concentrations, typically measured in milligrams per liter (mg/L). This number reflects the level of residual disinfectant present at the time of sampling. Importantly, the presence of chlorine detected in a test is not a violation or an indication of unsafe water but rather a measure of disinfectant residual. Homeowners interested in determining their water’s chlorine content should seek testing by a certified laboratory that reports these specifics clearly.
How do public system records differ from private well testing in what they establish about chlorine?
Public water system records, such as those from Pembroke Pines, represent average or composite chlorine levels across the entire distribution network based on routine monitoring. These records inform about the system’s treatment and residuals but do not represent the chlorine levels in any one household’s water at a given moment. Private well owners may have very different results depending on their specific groundwater conditions, which public records do not cover. Testing individual household water remains essential to fully understand personal water quality regarding chlorine.
Which household fixtures and appliances are affected first by chlorine, and why?
Fixtures and appliances that involve water storage or heating are typically affected first. For example, water heaters can accelerate chlorine breakdown producing taste and odor issues, and refrigerated water dispensers or ice makers may accumulate chlorine taste. Bathroom faucets and kitchen sinks primarily deliver water for drinking and cooking, so chlorine presence is noticed there quickly through taste or smell. Appliances without filtration or neutralization technology are more impacted as chlorine passes through untreated.
The public water system record for Pembroke Pines, Broward County, represents the citywide groundwater supply and distribution system, serving nearly 188,000 people. It documents chlorine maintenance as part of the treatment process. For detailed data, see the EPA’s Safe Drinking Water Information System public records for the system (ID FL4061083).
Households struggling with chlorine effects despite existing treatment may consider the C-Series Chlorine Taste & Smell Filter, which ships ready to configure to provide improved chlorine removal at the point of use.
Where this information comes from
Source: EPA SDWIS public water system record. Sampled 2024-12-01. These figures describe the public water system's record, not the plumbing inside any individual building.
On record: EPA SDWIS record for PEMBROKE PINES, CITY OF (FL4061083), groundwater supply, serving 187459 people: 6 health-based violations of 57 total; lead 90th percentile 0.0006 mg/L