Bacterial Conditions in Key West’s Public Water Supply
The public water system serving Key West, FL, known as FKAA - Florida Keys R.O. Plants (PWSID FL5444047), relies on groundwater as its source. It provides water to approximately 30,000 people. According to the EPA Safe Drinking Water Information System (SDWIS), there has been one health-based violation recorded for this system among four total violations. However, this data reflects the overall system performance and does not provide details on individual household water quality.
What Does This Mean for Residential Water Quality?
Residents experiencing bacteria problems in their home water supply should understand that a public system’s record is a general indicator rather than a specific diagnosis. The presence of bacteria in a public water system can result from a variety of factors, including source water characteristics, treatment effectiveness, and distribution system integrity. Although the system has one recorded health-based violation, this does not confirm bacterial contamination in every home supplied by it.
To determine the exact condition of water in a residence, individual testing is necessary. Home water sampling can identify the presence and level of bacteria, including total coliform or E. coli, which commonly indicate contamination. This step is essential because only direct testing of the household water can establish whether bacteria are present and at what concentrations.
Why Bacterial Presence Matters in Residential Water
Bacteria in drinking water can cause taste, odor, and potential health concerns, depending on the types and levels present. They may enter water through source contamination or breaches in plumbing. Managing bacterial contamination protects water quality and homeowner health.
Approach to Addressing Household Bacterial Control
When existing equipment fails to control bacteria, enhanced treatment technology is required. The C-Series Total Well Chlorination System uses a chemical feed method designed specifically to reduce bacterial contamination effectively in residential water sources. This system has a grain capacity of 32,000, enabling it to treat significant volumes of water, which is suitable for home water supplies with recurring bacterial issues.
Chemical feed systems work by introducing controlled amounts of chlorine, a proven disinfectant, into the water. Chlorination can inactivate bacteria and other microorganisms, helping to maintain water quality from the well to the tap. The controlled dosing process ensures effective treatment while minimizing the risk of overchlorination.
What You Should Consider Before Choosing Treatment
- Confirm bacterial presence through laboratory testing of your home water.
- Evaluate if your current equipment is inadequate or failing to control bacterial growth.
- Understand the source of bacteria, whether from the well or distribution plumbing, for targeted treatment.
- Consider a ready-to-configure chemical feed system like the C-Series Total Well Chlorination System for a reliable and documented method of bacterial control.
Addressing bacteria in residential water requires informed decisions based on testing and understanding local water system records. While Key West’s public water system record indicates a history of bacterial concerns, only household water testing reveals your home's condition. When treatment is needed, chemical feed chlorination systems represent an effective solution designed for residential use, helping restore safe and quality water supply after equipment failure.
Where this information comes from
Source: EPA SDWIS public water system record. These figures describe the public water system's record, not the plumbing inside any individual building.

