Water Quality Report · Updated May 12, 2026

MARTIN CO UTILITIES

Serving 104,105 residents in JENSEN BEACH, Florida .

National rank 93th percentile
Florida rank 83th percentile
Data confidence Medium
Quick answer

MARTIN CO UTILITIES delivers tap water graded B (78/100) by TapWaterSafety.org. The utility serves approximately 104,105 residents in JENSEN BEACH, Florida using groundwater. 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. For questions, the utility can be reached at 772-221-1442.

Data sources for this grade: utilities.csv EWG Tap Water Database ⓘ How did we get this rating?
104,105
People served
1
City served
12
Contaminants detected
5
Above health guidelines
0
EPA violations (5 yr)

Is JENSEN BEACH tap water safe to drink?

MARTIN CO UTILITIES delivers tap water that earns a grade of B (78/100) from TapWaterSafety.org — a good rating, with only minor concerns relative to health-based guidelines.

The utility serves 104,105 residents in JENSEN BEACH, drawing from groundwater.

Public testing data identifies 5 contaminants in this water above EWG's health-based guidelines, including: Haloacetic acids (HAA9), Haloacetic acids (HAA5), Total trihalomethanes (TTHMs), Chromium (hexavalent), 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.

Top concerns in this water

Based on the most recent EPA and EWG data, these are the most significant water quality issues for MARTIN CO UTILITIES.

Haloacetic acids (HAA9) significantly above health guideline

Moderate concern

Haloacetic acids (HAA9) detected at 43.0 ppb, 716x above the EWG health guideline of 0.06 ppb.

Haloacetic acids (HAA5) significantly above health guideline

Moderate concern

Haloacetic acids (HAA5) detected at 27.4 ppb, 274x above the EWG health guideline of 0.1 ppb.

Total trihalomethanes (TTHMs) significantly above health guideline

Moderate concern

Total trihalomethanes (TTHMs) detected at 37.7 ppb, 251x above the EWG health guideline of 0.15 ppb.

Contact MARTIN CO UTILITIES

Reach the utility directly for service issues, water quality concerns, or to request your Consumer Confidence Report.

General Contact

AddressPO BOX 9000, STUART, FL 34995
Main phone772-221-1442

Recommended water filters for JENSEN BEACH

Filters matched to the specific contaminants in this water supply.

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 78/100 breaks down across five weighted components. Read the full methodology →

Health Guideline Performance
22 / 40
Legal Compliance
20 / 20
High-Risk Contaminants
18 / 20
Compliance History
10 / 10
Source Water Vulnerability
8 / 10

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
Haloacetic acids (HAA9)
Disinfection byproduct
43.0 ppb 0.06 716× over
Haloacetic acids (HAA5)
Disinfection byproduct
27.4 ppb 0.1 60.0 60 274× over
Total trihalomethanes (TTHMs)
Disinfection byproduct
37.7 ppb 0.15 80.0 100 251× over
Chromium (hexavalent)
Heavy metal
0.0473 ppb 0.02 2.4× over
Chlorate
Disinfection byproduct
290.7 ppb 210.0 1.4× over
Nitrate
Inorganic
0.0572 ppm 0.14 10.0 11.3 11.3 10 Below guideline
Manganese
Heavy metal
1.2 ppb 100.0 50 80 Below guideline
Barium
Heavy metal
2.1 ppb 700.0 2000.0 1300 2000 Below guideline
Strontium
Radiological
0.17 ppb 1500.0 Below guideline
Dalapon
Pesticide/Herbicide
0.3 ppb 200.0 Below guideline
Fluoride
Inorganic
0.158 ppm 4.0 1.5 1.5 Below guideline
Nitrite
Inorganic
0.005 ppm 1.0 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.

MARTIN CO UTILITIES service area

This water system serves 1 community in Martin County, Florida. Click any city for its dedicated tap water quality page.

About this water system

Public Water System ID
FL4431891
Owner type
Local government
Source water
Groundwater
Service connections
36,509
Service area
JENSEN BEACH, Martin County, Florida