Florida Water Report
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Water in Nassau County, Florida

11 water systems59,492 residents served40 monitoring wells

Nassau County is served by 11 community water systems, together delivering tap water to roughly 59,492 residents, each measured against federal legal limits from public EPA and Florida records.

Utilities in Nassau County

UtilityPeople servedStatus
Lofton Oaks GridJacksonville24,3181 over limitFernandina Beach WTPFernandina Beach19,953All under limitsNassau-Amelia UtilitiesFernandina Beach9,750All under limitsHilliard WTPHilliard3,0361 over limitCallahan WTPCallahan1,7301 over limitMarsh Cove CondosFernandina Beach350All under limitsDayspring VillageHilliard121All under limitsTeakwood MHPYulee80All under limitsDayspring Senior LivingHilliard64All under limitsAmelia Pines (AKA Duck Pond)Yulee60All under limitsSandpiper Mobile Home ParkFernandina Beach30All under limits

Contaminants detected in the county

Tap any contaminant for health info, limits, and the highest reading in the county.

Contaminant# of utilitiesPeople served

Above the legal limit

Contaminant# of utilitiesPeople served

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Data Sources

EPA SDWISPublic water system identity, population and county for Nassau Countyret. 2026
FDEPChemical monitoring results feeding each utility reportret. 2026
USGS WQPGroundwater chemistry from Nassau County monitoring wellsret. 2026

Informational, from public EPA, Florida and USGS records. Utility figures describe the water each system delivers, not what your own plumbing adds; well figures describe typical county groundwater, not your specific well.

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