Water Quality Report · Updated October 07, 2026
NORTH MIAMI, CITY OF
NORTH MIAMI, CITY OF delivers tap water graded F (46/100) by TapWaterSafety.org. The utility serves approximately 89,349 residents in NORTH MIAMI, Florida using groundwater. The most significant water quality concerns are: PFAS contamination; Perfluorohexane sulfonate (PFHXS) significantly above health guideline; Haloacetic acids (HAA9) significantly above health guideline; Haloacetic acids (HAA5) significantly above health guideline; Arsenic detected. For questions, the utility can be reached at 305-893-6511.
Is NORTH MIAMI tap water safe to drink?
NORTH MIAMI, CITY OF delivers tap water that earns a grade of F (46/100) from TapWaterSafety.org — a poor rating, with significant contamination concerns and/or recent violations.
The utility serves 89,349 residents in NORTH MIAMI, drawing from groundwater.
Public testing data identifies 19 contaminants in this water above EWG's health-based guidelines, including: Perfluorooctane sulfonate (PFOS), Perfluorooctanoic acid (PFOA), Perfluorohexane sulfonate (PFHXS), Haloacetic acids (HAA9), Haloacetic acids (HAA5), Total trihalomethanes (TTHMs), Arsenic, Dichloroacetic acid, Bromodichloromethane, Trichloroacetic acid, Chloroform, Dibromoacetic acid, Radium, combined (-226 and -228), Dibromochloromethane, 6:2 Fluorotelomer Sulfonic Acid (6:2 FTSA), Chromium (hexavalent), Uranium, Nitrate, Chlorate. For most residents, a properly certified home filter at the kitchen tap is the most cost-effective way to reduce exposure to whatever's in your water. See our filter recommendations below, matched specifically to this utility's contaminant profile.
EPA compliance record
Official U.S. EPA records for NORTH MIAMI, CITY OF (system ID FL4130977) for the last 3 years. Checked 2026-10-07.
| Rule | Type | Since | Status |
|---|---|---|---|
| Consumer Confidence Rule | Other (e.g. public notice) | 07/01/2015 | Open |
| Lead and Copper Rule | Missed testing or reporting | 01/01/2007 | Open |
| Revised Total Coliform Rule | Missed testing | 04/01/2023 | Open |
| Nitrate Rule | Missed testing or reporting | 01/01/2023 | Open |
| Stage 2 Disinfectants and Disinfection Byproducts Rule | Missed testing or reporting | 04/01/2023 | Open |
Source: U.S. EPA Enforcement and Compliance History Online (ECHO), from the Safe Drinking Water Information System. See EPA's full report.
Quick actions for NORTH MIAMI residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for NORTH MIAMI, CITY OF.
PFAS contamination
Severe concernPerfluorooctane sulfonate (PFOS), Perfluorooctanoic acid (PFOA) detected. PFAS are persistent chemicals linked to cancer and immune effects with no known safe exposure threshold.
Perfluorohexane sulfonate (PFHXS) significantly above health guideline
Moderate concernPerfluorohexane sulfonate (PFHXS) detected at 3.95 ppt, 3950x above the EWG health guideline of 0.001 ppt.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 44.8 ppb, 747x above the EWG health guideline of 0.06 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 28.5 ppb, 285x above the EWG health guideline of 0.1 ppb.
Arsenic detected
Moderate concernArsenic detected at 0.6 ppb.
Contact NORTH MIAMI, CITY OF
Reach the utility directly for service issues, water quality concerns, or to request your Consumer Confidence Report.
General Contact
Treatment Plant
Recommended water filters for NORTH MIAMI
Filters matched to the specific contaminants in this water supply.
Filter certified for PFOA/PFOS (NSF/ANSI 53 or 58)
$180-$750Reverse osmosis and some carbon block filters reduce PFAS. Look for certification to NSF/ANSI 53 or 58 for PFOA/PFOS.
Carbon filter certified for VOCs (NSF/ANSI 53)
$180-$599Activated carbon is effective for disinfection byproducts. Look for NSF/ANSI 53 VOC reduction.
Reverse osmosis certified for arsenic (NSF/ANSI 58)
$429-$599Reverse osmosis certified under NSF/ANSI 58 for arsenic is the most reliable home option.
Disclosure: TapWaterSafety earns a commission from purchases made through these links. This does not influence our scoring methodology or filter selection.
Score breakdown
This utility's overall score of 46/100 breaks down across five weighted components. Read the full methodology →
Contaminants detected — international standards comparison
Every contaminant detected, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal (the strictest US benchmark). 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 |
|---|---|---|---|---|---|---|---|---|
| Perfluorooctane sulfonate (PFOS) PFAS |
32.6 ppt | 0.3 | 4.0 | 100 | 100 | 1 | — | EPA violation |
| Perfluorooctanoic acid (PFOA) PFAS |
8.4 ppt | 0.09 | 4.0 | 100 | 100 | 0.007 | — | EPA violation |
| Perfluorohexane sulfonate (PFHXS) PFAS |
3.95 ppt | 0.001 | 10.0 | — | — | — | — | 3950× over |
| Haloacetic acids (HAA9) Disinfection byproduct |
44.8 ppb | 0.06 | — | — | — | — | — | 747× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
28.5 ppb | 0.1 | 60.0 | 60 | — | — | — | 285× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
30.9 ppb | 0.15 | 80.0 | 100 | — | — | — | 206× over |
| Arsenic Heavy metal |
0.6 ppb | 0.004 | 10.0 | 10 | 10 | 0.004 | — | 150× over |
| Dichloroacetic acid Disinfection byproduct |
18.1 ppb | 0.2 | — | — | — | — | — | 90× over |
| Bromodichloromethane Disinfection byproduct |
4.78 ppb | 0.06 | — | — | — | — | — | 80× over |
| Trichloroacetic acid Disinfection byproduct |
7.94 ppb | 0.1 | — | — | — | — | — | 79× over |
| Chloroform Disinfection byproduct |
25.0 ppb | 0.4 | — | — | — | — | — | 63× over |
| Dibromoacetic acid Disinfection byproduct |
1.79 ppb | 0.03 | — | — | — | — | — | 60× over |
| Radium, combined (-226 and -228) Radiological |
1.04 pCi/L | 0.05 | 5.0 | — | — | — | — | 21× over |
| Dibromochloromethane Disinfection byproduct |
1.93 ppb | 0.1 | — | — | — | — | — | 19× over |
| 6:2 Fluorotelomer Sulfonic Acid (6:2 FTSA) Other |
12.5 ppt | 1.0 | — | — | — | — | — | 13× over |
| Chromium (hexavalent) Heavy metal |
0.155 ppb | 0.02 | — | — | — | — | — | 7.8× over |
| Uranium Radiological |
0.97 pCi/L | 0.43 | 20.0 | 30 | 30 | 0.43 | — | 2.3× over |
| Nitrate Inorganic |
0.31 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 2.2× over |
| Chlorate Disinfection byproduct |
312.5 ppb | 210.0 | — | — | — | — | — | 1.5× over |
| Chlorite Disinfection byproduct |
14.2 ppb | 50.0 | 1000.0 | — | — | — | — | Below guideline |
| 1,4-Dioxane Semi-volatile organic compound |
0.085 ppb | 0.35 | — | — | 50 | 1 | — | Below guideline |
| Molybdenum Other |
1.65 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Aluminum Heavy metal |
23.5 ppb | 600.0 | — | 200 | — | 600 | — | Below guideline |
| Vanadium Other |
0.775 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
1.66 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Monobromoacetic acid Disinfection byproduct |
0.586 ppb | 25.0 | — | — | — | — | — | Below guideline |
| Bromoform Disinfection byproduct |
0.00853 ppb | 0.5 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
1.62 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Perfluoropentanoic Acid (PFPeA) PFAS |
15.1 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Perfluorohexanoic Acid (PFHxA) PFAS |
13.4 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Perfluorobutanoic Acid (PFBA) PFAS |
11.6 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Perfluorobutane sulfonate (PFBS) PFAS |
10.9 ppt | 2000.0 | — | — | — | — | — | Below guideline |
| Perfluoroheptanoic acid (PFHPA) PFAS |
5.25 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Barium Heavy metal |
3.53 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Strontium Radiological |
0.275 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.582 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 (4th ed.), California OEHHA PHGs, EWG Tap Water Database.
NORTH MIAMI, CITY OF service area
This water system serves 1 community in Miami-Dade County, Florida. Click any city for its dedicated tap water quality page.
Find the right filter for NORTH MIAMI water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.