Byram Hills High School
PWSID: NY5907710
System Details
| Population Served | 800 |
| Service Connections | 2 |
| Water Source | Groundwater |
| System Type | Non-Transient Non-Community |
| Owner | Local Government |
| Status | Active |
| City | Armonk |
| Zip Code | 10504 |
| Note | School or Daycare |
Areas Served
- North Castle (t), Westchester County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|---|---|---|
| Lead (90th percentile) | 0.0098 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0058 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0041 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0010 mg/L | 0.015 mg/L | Below Action Level |
Violation History (14 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|---|---|---|---|
| 2025-07-01 | Yes | Acknowledged | ||
| 2022-01-01 | Yes | Acknowledged | ||
| 2021-01-01 | Major | Returned to Compliance | ||
| 2021-01-01 | Major | Returned to Compliance | ||
| 2021-01-01 | Major | Returned to Compliance | ||
| 2021-01-01 | Major | Returned to Compliance | ||
| 2016-01-01 | Returned to Compliance | |||
| 2016-01-01 | Returned to Compliance | |||
| 2009-10-01 | Returned to Compliance | |||
| 2007-06-01 | Returned to Compliance | |||
| 2006-12-29 | Returned to Compliance | |||
| 2005-06-01 | Returned to Compliance | |||
| 2004-07-16 | Returned to Compliance | |||
| 2003-09-19 | Returned to Compliance |