Tap Water Quality Report
Tap water quality in YONKERS (C), New York
Tap water in YONKERS (C), New York receives a grade of D (67/100) from TapWaterSafety.org. It's served by YONKERS CITY. 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 YONKERS (C)'s tap water
Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving YONKERS (C).
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 39.8 ppb, 663x above the EWG health guideline of 0.06 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 33.7 ppb, 337x above the EWG health guideline of 0.1 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 39.2 ppb, 261x above the EWG health guideline of 0.15 ppb.
Recommended filters for YONKERS (C)
Filters matched to the specific contaminants in YONKERS (C)'s water supply.
Carbon block (NSF/ANSI 42 + 53)
$40-$750Activated carbon is highly effective for disinfection byproducts like TTHM and HAA5.
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 YONKERS (C)'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 |
39.8 ppb | 0.06 | — | — | — | — | — | 663× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
33.7 ppb | 0.1 | 60.0 | 60 | — | — | — | 337× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
39.2 ppb | 0.15 | 80.0 | 100 | — | — | — | 261× over |
| Trichloroacetic acid Disinfection byproduct |
20.9 ppb | 0.1 | — | — | — | — | — | 209× over |
| Chloroform Disinfection byproduct |
32.0 ppb | 0.4 | — | — | — | — | — | 80× over |
| Bromodichloromethane Disinfection byproduct |
4.19 ppb | 0.06 | — | — | — | — | — | 70× over |
| Dichloroacetic acid Disinfection byproduct |
12.9 ppb | 0.2 | — | — | — | — | — | 65× over |
| Bromochloroacetic acid Disinfection byproduct |
0.912 ppb | 0.02 | — | — | — | — | — | 46× over |
| Dibromochloromethane Disinfection byproduct |
0.715 ppb | 0.1 | — | — | — | — | — | 7.1× over |
| Chromium (hexavalent) Heavy metal |
0.0357 ppb | 0.02 | — | — | — | — | — | 1.8× over |
| Nitrate and nitrite Inorganic |
0.12 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Nitrate Inorganic |
0.111 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Chlorate Disinfection byproduct |
45.4 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Bromoform Disinfection byproduct |
0.0901 ppb | 0.5 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
12.1 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Barium Heavy metal |
18.2 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| 1,4-Dioxane Semi-volatile organic compound |
0.00523 ppb | 0.35 | — | — | 50 | 1 | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
0.102 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.0193 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| 1-Butanol Other |
0.413 ppb | — | — | — | — | — | — | Below guideline |
| Dicamba Other |
0.0103 ppb | — | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.442 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 YONKERS CITY.