>Current Water Sources

Pinellas County Utilities’ customers receive potable (drinking) water from sources managed by the regional water supplier, Tampa Bay Water. Tampa Bay Water’s system is a unique and complex water supply system that is reliable and sustainable.
It’s not only unique to Florida; it’s unlike any other water supply system in the nation because it blends river water, desalinated seawater and groundwater.
The treatment facility is indicated as "TBW-WTP" in orange on the map.
- Eleven different wellfields pumping water from the Floridan Aquifer are the primary sources for the regional groundwater supply.
- The Alafia River, Hillsborough River, C. W. Bill Young Regional Reservoir, and the Tampa Bypass Canal are the primary sources for the regional treated surface water supply.
- Hillsborough Bay is the primary source of seawater for the regional desalinated supply.
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From blends of these water sources, as well as the Eldridge-Wilde Wellfield, potable water is transferred to pumping stations where it undergoes additional minor processes before being pumped to homes and businesses through more than 2,002 miles of pipe in the Pinellas County Utilities distribution system. View Pinellas County Utilities Water Service Areas MapWater Service Areas Map
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- The blended water provided by Tampa Bay Water is treated with a polyphosphate inhibitor to control corrosion. The groundwater acquired from the Eldridge-Wilde Wellfield undergoes water quality enhancements that are comprised of four steps. First, the water goes through a hydrogen sulfide removal process. Hydrogen sulfide is a natural element that has a displeasing odor. A polyphosphate inhibitor is then added to control corrosion in the distribution system and home plumbing. Next, a chemical disinfectant, chloramines, is added to the water to guard against bacteria. Lastly, the pH (acid-alkali) is adjusted and stabilized using sodium hydroxide.
- The Keller Water Treatment Facility is responsible for the treatment and distribution of approximately 50-55 million gallons per day (MGD) of potable (drinking) water for more than 900,000 residents and visitors of Pinellas County.
- Consumer Confidence Report on Water Quality


