Florida water quality by city

By Daryna Klochko · Data checked Oct 15, 2026
Short answer

We cover 9 Florida cities so far: Boca Raton, Fort Lauderdale, Jacksonville, Key West, Miami, Orlando, Pensacola, Tallahassee and Tampa. Statewide, EPA’s UCMR 5 testing covered 409 water systems. Of these, 195 had at least one PFAS detected, and 161 had a PFOA or PFOS sample at or above 4.0 ppt, the level of the federal limit.

Systems tested409UCMR 5 · 239 large systems
Any PFAS detected19548% of systems tested
PFOA or PFOS ≥ 4 ppt161At least one sample, 2023–2025
Cities covered9Pages with full data

A single sample at or above 4.0 ppt is not a violation. The PFOA and PFOS limits apply to a running annual average, and utilities must comply from 2029. City numbers describe the water system, not your tap.

Florida cities

Listed A–Z. We don’t rank cities: utilities sample in different years and at different points.

City of Boca Raton · 130,000 people

Boca Raton

Lead · 90th pct0.6 ppb PFAS · UCMR 5PFOS up to 7.1 ppt HardnessNot reported EPA violations · 10 yrs10 (1 health-based) City of Fort Lauderdale · 185,163 people

Fort Lauderdale

Lead · 90th pct4.9 ppb PFAS · UCMR 5PFOS up to 16 ppt HardnessNot reported EPA violations · 10 yrs87 (0 health-based) JEA · 826,664 people

Jacksonville

Lead · 90th pct1.5 ppb PFAS · UCMR 5No PFOA/PFOS; 2 other PFAS HardnessNot reported EPA violations · 10 yrs3 (0 health-based) FKAA · 86,000 people

Key West

Lead · 90th pct4 ppb PFAS · UCMR 5PFOS up to 50.3 ppt HardnessNot reported EPA violations · 10 yrs8 (0 health-based) Miami-Dade WASD · 2,377,460 people

Miami

Lead · 90th pct3.1 ppb PFAS · UCMR 5PFOS up to 33 ppt HardnessNot reported EPA violations · 10 yrs7 (0 health-based) OUC · 536,466 people

Orlando

Lead · 90th pct2 ppb PFAS · UCMR 5Not detected HardnessNot reported EPA violations · 10 yrs1 (1 health-based) ECUA · 242,172 people

Pensacola

Lead · 90th pct0.6 ppb PFAS · UCMR 5PFOS up to 35.7 ppt HardnessNot reported EPA violations · 10 yrs1 (0 health-based) City of Tallahassee · 200,480 people

Tallahassee

Lead · 90th pct1.4 ppb PFAS · UCMR 5PFOS up to 7.9 ppt HardnessNot reported EPA violations · 10 yrsNone Tampa Water Department · 733,886 people

Tampa

Lead · 90th pct1.5 ppb PFAS · UCMR 5PFOS up to 6.9 ppt Hardness211 mg/L EPA violations · 10 yrsNone

Find your water system by ZIP

A ZIP code can be served by more than one system. Your water bill names yours.

Hardness in Florida cities

Tampa
211 mg/L (12.3 gpg)
Average, very hard

Classes: USGS. 1 gpg = 17.1 mg/L as calcium carbonate. City figures come from each utility’s report. No hardness figure in our sources for Boca Raton, Fort Lauderdale, Jacksonville, Key West, Miami, Orlando, Pensacola, Tallahassee.

PFAS testing in Florida

Between 2023 and 2025, EPA’s fifth Unregulated Contaminant Monitoring Rule (UCMR 5) had 409 Florida public water systems test for 29 PFAS and lithium. 195 systems (48%) reported at least one PFAS at or above the reporting level. 161 had at least one PFOA or PFOS sample at or above 4.0 ppt, the level of the federal limit.

Source: EPA UCMR 5 final occurrence data (Aug 2026 release). Counts exclude lithium.

PFAS testing in neighboring states: Alabama and Georgia.

Sources

EPA UCMR 5 occurrence dataepa.gov EPA: find your utility’s water quality reportepa.gov How we researchMethod