NORTHERN WESTCH PROF. PK.101
New York - Non-Transient Non-Community - PWSID: NY5922308
System Information
| PWSID | NY5922308 |
| System Name | NORTHERN WESTCH PROF. PK.101 |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Private |
| EPA Region | 02 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 16, 1991 |
| Last Reported | Jun 25, 2026 |
Location & Contact
| State | New York |
| City | CROTON FALLS |
| ZIP Code | 10519 |
| Address | Katonah Management |
| Organization | HAO, BRYAN |
| Phone | 914-276-2750 |
Population & Service
| Population Served | 80 |
| Service Connections | 1 |
Drinking Water Violations (86)
This water system has 86 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2018 | Apr 30, 2018 | MCL | Yes | No | - | - | - | Resolved | Apr 30, 2018 | - | |
| Apr 1, 2018 | Apr 30, 2018 | MCL | Yes | No | - | - | - | Resolved | Apr 30, 2018 | - | |
| Apr 1, 2018 | Apr 30, 2018 | MCL | Yes | No | - | - | - | Resolved | Apr 30, 2018 | - | |
| Apr 1, 2018 | Apr 30, 2018 | MCL | Yes | No | - | - | - | Resolved | Apr 30, 2018 | - | |
| Jan 1, 2013 | - | TT | Yes | No | - | TT | - | Resolved | Sep 11, 2015 | - | |
| Jan 1, 2013 | - | TT | Yes | No | - | TT | - | Resolved | Sep 11, 2015 | - | |
| Jan 1, 2013 | - | TT | Yes | No | - | TT | - | Resolved | Sep 11, 2015 | - | |
| Jan 1, 2013 | - | TT | Yes | No | - | TT | - | Resolved | Sep 11, 2015 | - | |
| Oct 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Feb 26, 2013 | - | |
| Oct 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Feb 26, 2013 | - | |
| Oct 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Feb 26, 2013 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.6 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.6 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2007 | Dec 31, 2009 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2009 | - |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.