TRI-VALLEY CENTRAL SCHOOL
New York — Non-Transient Non-Community — PWSID: NY5202956
System Information
| PWSID | NY5202956 |
| System Name | TRI-VALLEY CENTRAL SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Mixed |
| EPA Region | 02 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Jan 29, 1981 |
| Last Reported | Mar 27, 2026 |
Location & Contact
| State | New York |
| City | GRAHAMSVILLE |
| ZIP Code | 12740 |
| Address | 34 Moore Hill Rd |
| Organization | WILLIAMS, MICHAEL |
| Phone | 845-985-2296 |
Population & Service
| Population Served | 1,200 |
| Service Connections | 2 |
Drinking Water Violations (35)
This water system has 35 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, 2017 | Dec 31, 2017 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2017 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2017 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2017 | — | |
| Nov 3, 2008 | — | TT | Yes | No | — | — | — | Resolved | Jan 14, 2009 | — | |
| Nov 3, 2008 | — | TT | Yes | No | — | — | — | Resolved | Jan 14, 2009 | — | |
| Nov 3, 2008 | — | TT | Yes | No | — | — | — | Resolved | Jan 14, 2009 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | No | — | 0.080 mg/L | — | Resolved | Oct 27, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | No | — | 0.080 mg/L | — | Resolved | Oct 27, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | No | — | 0.080 mg/L | — | Resolved | Oct 27, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | No | — | 0.080 mg/L | — | Resolved | Oct 27, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | No | — | 0.060 mg/L | — | Resolved | Oct 27, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | No | — | 0.060 mg/L | — | Resolved | Oct 27, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | No | — | 0.060 mg/L | — | Resolved | Oct 27, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | No | — | 0.060 mg/L | — | Resolved | Oct 27, 2008 | — | |
| Jan 10, 2006 | — | MR | No | No | — | TT | — | Resolved | Sep 5, 2013 | — | |
| Jan 10, 2006 | — | MR | No | No | — | TT | — | Resolved | Sep 5, 2013 | — | |
| Jan 10, 2006 | — | MR | No | No | — | TT | — | Resolved | Sep 5, 2013 | — | |
| Jan 10, 2006 | — | MR | No | No | — | TT | — | Resolved | Sep 5, 2013 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Apr 1, 2003 | Jun 30, 2003 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2003 | — | |
| Apr 1, 2003 | Jun 30, 2003 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2003 | — | |
| Jan 1, 1998 | Mar 31, 1998 | MR | No | No | — | 5% of samples | — | Archived | Mar 31, 1998 | — | |
| Jul 1, 1994 | — | MR | No | No | — | TT | — | Resolved | Jun 1, 2002 | — | |
| Jul 1, 1994 | — | MR | No | No | — | TT | — | Resolved | Jun 1, 2002 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.