West Nyack, New York Water Quality Report
Water quality data for 24 water systems serving 486,322 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| 6:2 FTS | 0.012 | No federal limit | — | — | No federal limit |
| lithium | 19.1 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 191% | Above guideline |
| PFBA | 0.007 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFBS | 0.005 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHpA | 0.006 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxA | 0.008 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxS | 0.006 | 0.010 ug/L | 0.001 ug/L(EWG) | 62% | Within limit |
| PFNA | 0.005 | 0.010 ug/L | — | 54% | Within limit |
| PFOA | 0.014 | 0.004 ug/L | 0.090 ug/L(EWG) | 350% | Above limit |
| PFOS | 0.007 | 0.004 ug/L | 0.300 ug/L(EWG) | 170% | Above limit |
| PFPeA | 0.010 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
Recommended Water Filters
Based on the contaminants detected in your water supply, these filtration systems are recommended:
Reverse Osmosis (RO)
Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.
Up to 99% PFAS removal
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Compliance & Violations
Active Violations (2)
05
Jul 1, 2024
05
Jul 1, 2024
Resolved Violations (498)
3A
Feb 1, 2025 — Feb 28, 2025
3A
Feb 1, 2025 — Feb 28, 2025
3A
Feb 1, 2025 — Feb 28, 2025
3A
Jan 1, 2025 — Jan 31, 2025
3A
Jan 1, 2025 — Jan 31, 2025
+ 493 more resolved violations
Frequently Asked Questions
Is West Nyack tap water safe to drink?
West Nyack's water has 2 contaminants detected above EPA limits. While the water is treated, residents may want to consider additional filtration.
What contaminants are in West Nyack tap water?
11 contaminants have been detected in West Nyack's water supply across 24 water systems. See the full contaminant table above for details.
How can I improve my water quality in West Nyack?
Install a water filter rated for the specific contaminants found in West Nyack's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does West Nyack have any water quality violations?
Yes, West Nyack currently has 321 active violations. See the violations section above for details.