Tap Water Quality Report
Tap water quality in ARDSLEY (V), New York
Tap water in ARDSLEY (V), New York receives a grade of C (73/100) from TapWaterSafety.org. It's served by VEOLIA WATER NEW YORK, INC. RD-1. 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 ARDSLEY (V)'s tap water
Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving ARDSLEY (V).
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 25.8 ppb, 431x above the EWG health guideline of 0.06 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 36.5 ppb, 365x above the EWG health guideline of 0.1 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 52.2 ppb, 348x above the EWG health guideline of 0.15 ppb.
EPA compliance record
Official U.S. EPA records for VEOLIA WATER NEW YORK, INC. RD-1 (system ID NY5903444) for the last 3 years. Checked 2026-10-07.
| Rule | Type | Since | Status |
|---|---|---|---|
| Stage 2 Disinfectants and Disinfection Byproducts Rule | Missed testing or reporting | 10/01/2023 | Open |
Source: U.S. EPA Enforcement and Compliance History Online (ECHO), from the Safe Drinking Water Information System. See EPA's full report.
Recommended filters for ARDSLEY (V)
Filters matched to the specific contaminants in ARDSLEY (V)'s water supply.
Carbon filter certified for VOCs (NSF/ANSI 53)
$180-$599Activated carbon is effective for disinfection byproducts. Look for NSF/ANSI 53 VOC reduction.
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 ARDSLEY (V)'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 |
25.8 ppb | 0.06 | — | — | — | — | — | 431× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
36.5 ppb | 0.1 | 60.0 | 60 | — | — | — | 365× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
52.2 ppb | 0.15 | 80.0 | 100 | — | — | — | 348× over |
| Trichloroacetic acid Disinfection byproduct |
21.7 ppb | 0.1 | — | — | — | — | — | 217× over |
| Chloroform Disinfection byproduct |
44.7 ppb | 0.4 | — | — | — | — | — | 112× over |
| Bromochloroacetic acid Disinfection byproduct |
1.62 ppb | 0.02 | — | — | — | — | — | 81× over |
| Dichloroacetic acid Disinfection byproduct |
12.5 ppb | 0.2 | — | — | — | — | — | 63× over |
| Bromodichloromethane Disinfection byproduct |
3.55 ppb | 0.06 | — | — | — | — | — | 59× over |
| Dibromoacetic acid Disinfection byproduct |
0.401 ppb | 0.03 | — | — | — | — | — | 13× over |
| Chromium (hexavalent) Heavy metal |
0.0426 ppb | 0.02 | — | — | — | — | — | 2.1× over |
| Nitrate Inorganic |
0.0859 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Dibromochloromethane Disinfection byproduct |
0.0518 ppb | 0.1 | — | — | — | — | — | Below guideline |
| Bromochloromethane Other |
0.0171 ppb | 0.06 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
21.4 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Antimony Heavy metal |
0.159 ppb | 1.0 | 6.0 | 10 | 20 | 1 | — | Below guideline |
| Chlorate Disinfection byproduct |
21.8 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Nitrate and nitrite Inorganic |
0.00972 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Aluminum* Heavy metal |
15.0 ppb | 600.0 | — | 200 | — | 600 | — | Below guideline |
| Monobromoacetic acid Disinfection byproduct |
0.548 ppb | 25.0 | — | — | — | — | — | Below guideline |
| Barium Heavy metal |
8.31 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
0.259 ppb | 53.0 | — | — | — | — | — | Below guideline |
| 1,4-Dioxane Semi-volatile organic compound |
0.0015 ppb | 0.35 | — | — | 50 | 1 | — | Below guideline |
| Hexachlorocyclopentadiene* Other |
0.00625 ppb | 2.0 | 50.0 | — | — | — | — | Below guideline |
| 1,1-Dichloroethane Volatile organic compound |
0.00816 ppb | 3.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.0223 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Bromide* Other |
20.0 ppb | — | — | — | — | — | — | Below guideline |
| Chromium (total)* Heavy metal |
0.357 ppb | — | 100.0 | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.528 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 VEOLIA WATER NEW YORK, INC. RD-1.