Public water system record
Westchester County WD #1
Serves New Rochelle, Westchester County, NY · Population served not reported
Federal records show 2 health-based violations and 2 monitoring/reporting issues for Westchester County WD #1 in the last ten years. The most serious issue in this window was a resolved Long Term 2 Enhanced Surface Water Treatment Rule violation.
System profile
- Health-based violations, last 10 years
- 2
- Resolved
- 2
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 2
Key facts
- Westchester County WD #1 draws water from 1 surface water intake.
- Most recent formal enforcement: consent decree or court judgment by New York, June 1993.
- Record on file since 1993, with 1 health-based violation before October 19, 2016.
Check whether Westchester County WD #1 serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Long Term 2 Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | May 1, 2019 | Resolved | No |
|
Long Term 2 Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Nov 1, 2018 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Surface Water Treatment Rule
Monitoring and reporting
|
Dec 1, 2018 | Resolved |
|
Surface Water Treatment Rule
Monitoring and reporting
|
Nov 1, 2018 | Resolved |
Full record since 1993
EPA's records for Westchester County WD #1 go back to 1993. Before October 19, 2016 they list 1 health-based violation (1 resolved) and no monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 1 | 0 |
| October 19, 2016 to 2019 | 2 | 2 |
Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began June 1993, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Surface Water Treatment Rule
Treatment technique failure
|
Jun 30, 1993 | Resolved |
Enforcement actions
New York regulators took 1 formal enforcement action against Westchester County WD #1 in 1993. The most recent was a consent decree or court judgment in June 1993.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jun 29, 1993 | New York | Consent decree or court judgment | 1 violation (1 health-based): Surface Water Treatment Rule |
What the violations mean
Long Term 2 Enhanced Surface Water Treatment Rule
2 incidentsThe system failed required surface water treatment or filtration standards
Untreated or inadequately treated surface water can contain bacteria and viruses
Where the water comes from
Westchester County WD #1 draws water from 1 surface water intake. It also buys water from New York City System. 4 other community water systems buy water from Westchester County WD #1.
Buys water from
- New York City System Valhalla, NY
Community systems that buy water from it
- Mount Vernon Water Department Mount Vernon, NY
- Scarsdale Water Department Scarsdale, NY
- White Plains City White Plains, NY
- Yonkers City Yonkers, NY
Annual water quality report
Westchester County WD #1 must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by New York.
Certified drinking water labs by state EPA guidance for private wells