Bacterial Presence in Tampa’s Public Water System: What the Data Reveals
The FGUA / MACDILL public water system serving Tampa, Hillsborough County, relies on surface water sources and caters to nearly 12,000 residents. According to the EPA's Safe Drinking Water Information System (SDWIS), this system has recorded two health-based violations out of three total, indicating some historical challenges related to water quality compliance. However, these records do not specify ongoing bacterial contamination in the source water or distribution system; they simply reflect regulatory findings across the system as a whole.
It is important to understand that these government-recorded violations are system-wide and do not predict the water quality at any individual household tap. Public water undergoes treatment steps, but the presence and extent of bacteria can vary at the point of use because of factors like plumbing and storage conditions.
What the Data Does Not Establish About Your Household Water
The EPA's reported violations and water quality metrics do not measure bacterial levels directly at homes, nor do they indicate the severity of any bacterial contamination in tap water at your residence. Additionally, the lead 90th percentile number from December 2023 is a plumbing-related measure, not an indicator of bacteria or source water. To determine the specific bacterial condition of your water, specialized testing at your tap or well is necessary. This testing can detect indicators such as total coliform or E. coli bacteria, which can inform the need for targeted treatment.
The Role of UV Disinfection in Addressing Bacteria in Household Water
For households concerned about bacteria present in their water, particularly where source water or plumbing conditions may contribute to contamination risks, ultraviolet (UV) disinfection technology offers a chemical-free method to reduce microbial presence. The Pro UV System with LightWise Technology is designed to treat residential water at flow rates up to 30 gallons per minute, applying UV light to effectively inactivate bacteria and other microorganisms in the water passing through.
This technology is a point-of-entry solution that ships ready to configure, providing control over bacterial challenges without the use of chemicals or salt. By integrating UV disinfection, households can supplement municipal treatment, addressing bacteria that might bypass or arise after traditional system treatment.
Key Considerations for Tampa Residents
- EPA records show historical health-based violations in the FGUA / MACDILL system but do not confirm current bacterial risks at your tap.
- Household water quality testing is essential to identify bacterial contamination and tailor treatment approaches.
- UV disinfection systems provide an effective barrier against bacteria that may enter or develop in residential plumbing.
- The Pro UV System operates at a residential scale of up to 30 gallons per minute, suitable for most household needs.
What to Do Next
If you have concerns about bacteria in your water, start by arranging for comprehensive water testing specific to bacterial indicators at your property. Understanding your home's water quality facilitates informed decisions about treatment options. Incorporating UV disinfection technology can offer peace of mind by targeting bacteria effectively and supporting safe water use for your family.
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.

