# Port St Lucie, FL — Drinking Water Quality

> Contaminant levels for the Port St Lucie, FL public water system, transcribed from its annual Consumer Confidence Report and compared to federal limits.

- Page: https://www.thewatermap.com/water/port-st-lucie-fl
- Source: the utility's annual Consumer Confidence Report (CCR)
- Verification: transcribed by a model, cross-checked by a second model, approved by a human
- Contaminants measured: 14
- Part of The Water Map — https://www.thewatermap.com

## Contaminants measured

| Contaminant | Category | Measured level | Federal limit | Status |
|---|---|---|---|---|
| Chloramine | Disinfectants | 2.4–3.7 mg/L (Range) | 4 mg/L (MRDLG) | Approaching the limit |
| HAA5 | Disinfection byproducts | 1.7–40.4 (Range) | No federal limit | Detected — no federal limit |
| TTHM | Disinfection byproducts | 1.8–43.8 ug/L (Range) | 80 ug/L (MCL) | Approaching the limit |
| Bromide | Inorganic chemicals | 7360–7790 ug/L (Range) | No federal limit | Detected — no federal limit |
| Fluoride | Inorganic chemicals | 0.76 mg/L (Reported Level) | 4 mg/L (MCLG) | Within the limit |
| Nitrate | Inorganic chemicals | 0.032 mg/L (Reported Level) | 10 mg/L (MCLG) | Within the limit |
| Arsenic | Metals | 0.01 mg/L (Reported Level) | 0 mg/L (MCLG) | Detected — no federal limit |
| Barium | Metals | 0.0032 mg/L (Reported Level) | 2 mg/L (MCLG) | Within the limit |
| Copper | Metals | 0.11 mg/L (90th percentile) | 1.3 mg/L (MCLG) | Within the limit |
| Lead | Metals | 4.6 ug/L (90th percentile) | 0 ug/L (MCLG) | Detected — no federal limit |
| Selenium | Metals | 2.9 ug/L (Reported Level) | 50 ug/L (MCLG) | Within the limit |
| Sodium | Metals | 93.2 mg/L (Reported Level) | 160 mg/L (MCL) | Approaching the limit |
| TOC | Physical & aggregate | 1900–2090 ug/L (Range) | No federal limit | Detected — no federal limit |
| Combined Radium | Radionuclides | 0.69 pCi/L (Reported Level) | 0 pCi/L (MCLG) | Detected — no federal limit |

_Figures are the utility's own published numbers. Generated 2026-05-21 from thewatermap.com._