Walton County, Florida: drinking water report. Walton County – DeFuniak Springs and the beaches of South Walton – serves about 80,000 residents in the…
Walton County – DeFuniak Springs and the beaches of South Walton – serves about 80,000 residents in the Florida Panhandle. Water comes from groundwater aquifers, with multiple small utilities and community water systems serving the county's scattered population. The 30A beach communities along the Gulf Coast have driven significant tourism development.
Walton County's water quality is generally clean compared to Panhandle neighbors with heavy military presence. The county does not host major military installations, though it borders Eglin AFB to the west. UCMR5 data shows low-level PFAS detections in some county systems.
According to the Florida DEP's 2024 monitoring data, most county systems met federal standards with margin. Small water systems serving rural communities face the most variability, as limited treatment capacity can leave some contaminants at higher levels than larger systems would allow.
Walton County's small systems mean provider-to-provider variation can be significant. Knowing your specific utility matters.
Check your water for data specific to your provider. A reverse osmosis system handles the broadest range of concerns. Our water filter guide covers options. Pull your detailed report, and visit our Florida page for statewide data.
Drinking water is one exposure route. These federal datasets also cover Walton County, FL.
The EPA places Walton County, FL in Zone 3 - the EPA's lowest-risk category, with a predicted average indoor radon level below 2 pCi/L. Zone maps predict an area's radon potential from geology and existing indoor readings; they say nothing about a specific house. Testing is the only way to know your own level.
14% of homes in Walton County, FL were built before 1980, and 2% before 1950. Residential lead paint was banned in 1978, so housing age is the strongest available proxy for lead-paint exposure. This describes the county's housing stock, not any one home.
Modelled annual fine-particle pollution (PM2.5) in Walton County, FL averages 8.2 µg/m³, within the EPA's annual standard of 9 µg/m³. These are CDC modelled county estimates rather than readings from a specific monitor.
How radon zones work · Air quality by county · Lead exposure guide