WALLKILL/SHAWANGUNK CORRECTION
New York - Community Water System - PWSID: NY5510590
System Information
| PWSID | NY5510590 |
| System Name | WALLKILL/SHAWANGUNK CORRECTION |
| System Type | Community Water System |
| Water Source | Ground Water Under Influence |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 02 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 29, 1981 |
| Last Reported | Mar 27, 2026 |
Location & Contact
| State | New York |
| City | WALLKILL |
| ZIP Code | 12589 |
| Address | 50 McKendrink Rd |
| Organization | SUPERINTENDANT, PRISON |
| Phone | 845-895-2021 |
Population & Service
| Population Served | 1,200 |
| Service Connections | 17 |
Drinking Water Violations (295)
This water system has 295 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .08373 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2009 | - | MR | No | No | - | TT | - | Resolved | Jun 5, 2012 | - | |
| Oct 1, 2009 | - | MR | No | No | - | TT | - | Resolved | Jun 5, 2012 | - | |
| Oct 1, 2009 | - | MR | No | No | - | TT | - | Resolved | Jun 5, 2012 | - | |
| Sep 1, 2008 | - | TT | Yes | No | - | - | - | Resolved | Feb 24, 2011 | - | |
| Sep 1, 2008 | - | TT | Yes | No | - | - | - | Resolved | Feb 24, 2011 | - | |
| Sep 1, 2008 | - | TT | Yes | No | - | - | - | Resolved | Feb 24, 2011 | - | |
| Sep 1, 2008 | - | TT | Yes | No | - | - | - | Resolved | Feb 24, 2011 | - | |
| May 1, 2008 | May 31, 2008 | MR | No | Yes | - | - | - | Resolved | May 31, 2008 | - | |
| May 1, 2008 | May 31, 2008 | MR | No | Yes | - | - | - | Resolved | May 31, 2008 | - | |
| May 1, 2008 | May 31, 2008 | MR | No | Yes | - | - | - | Resolved | May 31, 2008 | - | |
| Apr 1, 2008 | Apr 30, 2008 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Apr 30, 2008 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Apr 30, 2008 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Jul 19, 2005 | - | |
| Jul 1, 2005 | - | TT | Yes | No | - | TT | - | Resolved | Nov 4, 2005 | - | |
| Jul 1, 2005 | - | TT | Yes | No | - | TT | - | Resolved | Nov 4, 2005 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Jul 19, 2005 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Jul 19, 2005 | - | |
| Jul 1, 2005 | - | TT | Yes | No | - | TT | - | Resolved | Nov 4, 2005 | - | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2003 | - | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2003 | - | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2003 | - | |
| Jan 1, 2003 | - | TT | Yes | No | - | TT | - | Resolved | Nov 4, 2005 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.0005 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.0005 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.0005 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2004 | - |
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.