Tap Water Quality Report
Tap water quality in PORT ST LUCIE, Florida
Tap water in PORT ST LUCIE, Florida receives a grade of B (81/100) from TapWaterSafety.org. It's served by PORT ST LUCIE UTILITIES. The most significant water quality concerns are: Haloacetic acids (HAA9) significantly above health guideline; Haloacetic acids (HAA5) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline. Data sources: EPA SDWIS, EPA ECHO, EWG Tap Water Database.
What's in PORT ST LUCIE's tap water
Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving PORT ST LUCIE.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 22.5 ppb, 376x above the EWG health guideline of 0.06 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 16.1 ppb, 161x above the EWG health guideline of 0.1 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 23.8 ppb, 159x above the EWG health guideline of 0.15 ppb.
EPA compliance record
Official U.S. EPA records for PORT ST LUCIE UTILITIES (system ID FL4560954) for the last 3 years. Checked 2026-10-07.
| Rule | Type | Since | Status |
|---|---|---|---|
| Nitrate Rule | Missed testing or reporting | 01/01/2024 | Open |
| Revised Total Coliform Rule | Missed testing | 06/01/2023 | Open |
| Stage 2 Disinfectants and Disinfection Byproducts Rule | Missed testing or reporting | 04/01/2023 | Open |
| Consumer Confidence Rule | Other (e.g. public notice) | 07/01/2025 | Open |
Source: U.S. EPA Enforcement and Compliance History Online (ECHO), from the Safe Drinking Water Information System. See EPA's full report.
Recommended filters for PORT ST LUCIE
Filters matched to the specific contaminants in PORT ST LUCIE's water supply.
Carbon filter certified for VOCs (NSF/ANSI 53)
$180-$599Activated carbon is effective for disinfection byproducts. Look for NSF/ANSI 53 VOC reduction.
Disclosure: TapWaterSafety earns a commission from purchases made through these links. This does not influence our scoring methodology or filter selection.
All contaminants detected in PORT ST LUCIE's tap water
Every contaminant identified, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal. Why we show multiple standards →
| Contaminant | Detected | EWG US health-based |
EPA US legal |
EU DWD Europe |
WHO global |
CA PHG strictest US |
Tested sample year |
Status |
|---|---|---|---|---|---|---|---|---|
| Haloacetic acids (HAA9) Disinfection byproduct |
22.5 ppb | 0.06 | — | — | — | — | — | 376× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
16.1 ppb | 0.1 | 60.0 | 60 | — | — | — | 161× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
23.8 ppb | 0.15 | 80.0 | 100 | — | — | — | 159× over |
| Radium, combined (-226 and -228) Radiological |
0.61 pCi/L | 0.05 | 5.0 | — | — | — | — | 12× over |
| Chromium (hexavalent) Heavy metal |
0.044 ppb | 0.02 | — | — | — | — | — | 2.2× over |
| Nitrate Inorganic |
0.104 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Barium Heavy metal |
2.95 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Vanadium Other |
0.0275 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
1.35 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.71 ppm | — | 4.0 | 1.5 | 1.5 | — | — | Below guideline |
All values in the unit of the detected level. Red cells indicate the detected level exceeds that standard. Some contaminants have limits in some jurisdictions but not others (shown as —). The "Tested" column shows the year each contaminant sample was collected.
Sources: US EPA, EU Drinking Water Directive 2020/2184, WHO Guidelines, California OEHHA PHGs, EWG Tap Water Database.
Treatment plant contact info
For service issues, water quality concerns, or to request a Consumer Confidence Report from PORT ST LUCIE UTILITIES.