HARVEY SCHOOL
PWS ID: NY5912829 · KATONAH, New York 10536
Population Served
510
Total Violations
319
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 15
- County
- Westchester
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 265
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 19 | 2023 |
| Nitrate-Nitrite | MR | 9 | 2023 |
| Nitrite | MR | 9 | 2023 |
| Coliform (TCR) | MR | 8 | 2014 |
| Coliform (TCR) | MCL | 4 | 2010 |
| TTHM | MR | 4 | 2013 |
| Combined Uranium | MR | 4 | 2020 |
| Radium-226 | MR | 4 | 2020 |
| Picloram | MR | 4 | 2000 |
| Di(2-ethylhexyl) phthalate | MR | 4 | 2000 |
| Di(2-ethylhexyl) adipate | MR | 4 | 2000 |
| ETHYLENE DIBROMIDE | MR | 4 | 2000 |
| 2,4-D | MR | 4 | 2000 |
| Heptachlor epoxide | MR | 4 | 2000 |
| Chlordane | MR | 4 | 2000 |
| Atrazine | MR | 4 | 2000 |
| Aldicarb | MR | 4 | 2000 |
| Aldicarb sulfone | MR | 4 | 2000 |
| Hexachlorocyclopentadiene | MR | 4 | 2000 |
| Toxaphene | MR | 4 | 2000 |
| Methoxychlor | MR | 4 | 2000 |
| BHC-GAMMA | MR | 4 | 2000 |
| Endrin | MR | 4 | 2000 |
| Vinyl chloride | MR | 4 | 2000 |
| 1,1,2-Trichloroethane | MR | 4 | 2000 |
| Trichloroethylene | MR | 4 | 2000 |
| cis-1,2-Dichloroethylene | MR | 4 | 2000 |
| 1,2-Dichloropropane | MR | 4 | 2000 |
| Carbon tetrachloride | MR | 4 | 2000 |
| 1,1,1-Trichloroethane | MR | 4 | 2000 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.