Water Quality Report · Updated May 12, 2026

TONAWANDA, TOWN WATER DEPT.

Serving 72,571 residents in KENMORE (V), New York and 1 other communities.

National rank 10th percentile
New York rank 9th percentile
Data confidence Medium
Quick answer

TONAWANDA, TOWN WATER DEPT. delivers tap water graded F (50/100) by TapWaterSafety.org. The utility serves approximately 72,571 residents in KENMORE (V), New York using surface water. The most significant water quality concerns are: PFAS contamination; Perfluorohexane sulfonate (PFHXS) significantly above health guideline; Haloacetic acids (HAA9) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline. For questions, the utility can be reached at 716-874-0490.

Data sources for this grade: utilities.csv EWG Tap Water Database ⓘ How did we get this rating?
72,571
People served
2
Cities served
25
Contaminants detected
14
Above health guidelines
0
EPA violations (5 yr)

Is KENMORE (V) tap water safe to drink?

TONAWANDA, TOWN WATER DEPT. delivers tap water that earns a grade of F (50/100) from TapWaterSafety.org — a poor rating, with significant contamination concerns and/or recent violations.

The utility serves 72,571 residents in KENMORE (V) and 1 other community, drawing from surface water.

Public testing data identifies 14 contaminants in this water above EWG's health-based guidelines, including: Perfluorohexane sulfonate (PFHXS), Haloacetic acids (HAA9), Total trihalomethanes (TTHMs), Haloacetic acids (HAA5), Bromodichloromethane, Dichloroacetic acid, Perfluorononanoic acid (PFNA), Dibromochloromethane, Trichloroacetic acid, Chloroform, Dibromoacetic acid, Perfluorooctanoic acid (PFOA), Perfluorooctane sulfonate (PFOS), Chromium (hexavalent). 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 TONAWANDA, TOWN WATER DEPT..

PFAS contamination

Severe concern

Perfluorononanoic acid (PFNA), Perfluorooctane sulfonate (PFOS) 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 concern

Perfluorohexane sulfonate (PFHXS) detected at 1.08 ppt, 1076x above the EWG health guideline of 0.001 ppt.

Haloacetic acids (HAA9) significantly above health guideline

Moderate concern

Haloacetic acids (HAA9) detected at 24.2 ppb, 404x above the EWG health guideline of 0.06 ppb.

Total trihalomethanes (TTHMs) significantly above health guideline

Moderate concern

Total trihalomethanes (TTHMs) detected at 32.1 ppb, 214x above the EWG health guideline of 0.15 ppb.

Contact TONAWANDA, TOWN WATER DEPT.

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

Recommended water filters for KENMORE (V)

Filters matched to the specific contaminants in this water supply.

Reverse Osmosis or NSF P473 certified carbon

$80-$750

Activated carbon and RO are the only technologies proven to remove PFAS at certified levels.

AquaTru Countertop Reverse Osmosis
$449-$599 NSF 42, 53, 58, 401, P473
Editorial pick · affiliate link coming soon
Aquasana OptimH2O Reverse Osmosis + Claryum
$429-$549 NSF 42, 53, 58, 401, P473
Editorial pick · affiliate link coming soon
Waterdrop G3P800 Tankless RO
$600-$750 NSF 58, 372
View on retailer →
Waterdrop N1 Countertop RO
$249-$329 NSF 58, 372
View on retailer →
Clearly Filtered Pitcher Filter
$80-$95 NSF 42, 53, 401, P473
Editorial pick · affiliate link coming soon

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 50/100 breaks down across five weighted components. Read the full methodology →

Health Guideline Performance
10 / 40
Legal Compliance
20 / 20
High-Risk Contaminants
3 / 20
Compliance History
10 / 10
Source Water Vulnerability
7 / 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
Perfluorohexane sulfonate (PFHXS)
PFAS
1.08 ppt 0.001 10.0 1076× over
Haloacetic acids (HAA9)
Disinfection byproduct
24.2 ppb 0.06 404× over
Total trihalomethanes (TTHMs)
Disinfection byproduct
32.1 ppb 0.15 80.0 100 214× over
Haloacetic acids (HAA5)
Disinfection byproduct
19.0 ppb 0.1 60.0 60 190× over
Bromodichloromethane
Disinfection byproduct
10.2 ppb 0.06 170× over
Dichloroacetic acid
Disinfection byproduct
11.0 ppb 0.2 55× over
Perfluorononanoic acid (PFNA)
PFAS
0.329 ppt 0.006 10.0 55× over
Dibromochloromethane
Disinfection byproduct
5.16 ppb 0.1 52× over
Trichloroacetic acid
Disinfection byproduct
5.01 ppb 0.1 50× over
Chloroform
Disinfection byproduct
16.5 ppb 0.4 41× over
Dibromoacetic acid
Disinfection byproduct
1.16 ppb 0.03 39× over
Perfluorooctanoic acid (PFOA)
PFAS
1.27 ppt 0.09 4.0 100 100 0.007 14× over
Perfluorooctane sulfonate (PFOS)
PFAS
1.28 ppt 0.3 4.0 100 100 1 4.3× over
Chromium (hexavalent)
Heavy metal
0.0803 ppb 0.02 4.0× over
Bromoform
Disinfection byproduct
0.18 ppb 0.5 Below guideline
Manganese
Heavy metal
7.04 ppb 100.0 50 80 Below guideline
Barium
Heavy metal
20.6 ppb 700.0 2000.0 1300 2000 Below guideline
Monochloroacetic acid
Disinfection byproduct
1.51 ppb 53.0 Below guideline
Molybdenum
Other
1.01 ppb 40.0 Below guideline
Monobromoacetic acid
Disinfection byproduct
0.294 ppb 25.0 Below guideline
Perfluorohexanoic Acid (PFHxA)
PFAS
2.18 ppt 1000.0 Below guideline
Perfluoroheptanoic acid (PFHPA)
PFAS
1.04 ppt 1000.0 Below guideline
Perfluorobutane sulfonate (PFBS)
PFAS
1.27 ppt 2000.0 Below guideline
Strontium
Radiological
0.185 ppb 1500.0 Below guideline
Fluoride
Inorganic
0.323 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.

TONAWANDA, TOWN WATER DEPT. service area

This water system serves 2 communities in Erie County, New York. Click any city for its dedicated tap water quality page.

About this water system

Public Water System ID
NY1404556
Owner type
Local government
Source water
Surface water
Service connections
23,688
Service area
KENMORE (V), Erie County, New York