PRESTON CITY SCHOOL
Connecticut — Non-Transient Non-Community — PWSID: CT1140443
System Information
| PWSID | CT1140443 |
| System Name | PRESTON CITY SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Local |
| EPA Region | 01 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Mar 15, 1994 |
| Last Reported | Dec 15, 2025 |
Location & Contact
| State | Connecticut |
| City | PRESTON |
| ZIP Code | 063659756 |
| Address | 1 ROUTE 164 |
| Organization | — |
| Phone | 860-889-6098 |
Population & Service
| Population Served | 176 |
| Service Connections | 1 |
Drinking Water Violations (31)
This water system has 31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2003 | Mar 31, 2003 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Nov 9, 1999 | Nitrate Rule |
| Jan 1, 2003 | Jan 31, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 9, 1999 | Total Coliform Rule |
| Jan 1, 2003 | Mar 31, 2003 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Nov 9, 1999 | Nitrate Rule |
| Oct 1, 2002 | Dec 31, 2002 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2002 | Nitrate Rule |
| Oct 1, 2002 | Dec 31, 2002 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2002 | Nitrate Rule |
| Oct 1, 2002 | Dec 31, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2002 | Nitrate Rule |
| Oct 1, 2002 | Dec 31, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2002 | Nitrate Rule |
| Jul 1, 2002 | Sep 30, 2002 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Sep 30, 2002 | Nitrate Rule |
| Jul 1, 2002 | Sep 30, 2002 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Sep 30, 2002 | Nitrate Rule |
| Jul 1, 2002 | Sep 30, 2002 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Sep 30, 2002 | Nitrate Rule |
| Jul 1, 2002 | Sep 30, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2002 | Nitrate Rule |
| Jul 1, 2002 | Sep 30, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2002 | Nitrate Rule |
| Jul 1, 2002 | Sep 30, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2002 | Nitrate Rule |
| Apr 1, 2002 | Jun 30, 2002 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2002 | Nitrate Rule |
| Apr 1, 2002 | Jun 30, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2002 | Nitrate Rule |
| Apr 1, 2002 | Jun 30, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2002 | Nitrate Rule |
| Apr 1, 2002 | Jun 30, 2002 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2002 | Nitrate Rule |
| Apr 1, 2002 | Jun 30, 2002 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2002 | Nitrate Rule |
| Apr 1, 2002 | Jun 30, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2002 | Nitrate Rule |
| Jul 1, 2001 | Sep 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 9, 1999 | Total Coliform Rule |
| Jul 1, 2001 | Sep 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 9, 1999 | Total Coliform Rule |
| Jul 1, 2001 | Sep 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 9, 1999 | Total Coliform Rule |
| Apr 1, 2001 | Jun 30, 2001 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Nov 9, 1999 | Nitrate Rule |
| Apr 1, 2001 | Jun 30, 2001 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Nov 9, 1999 | Nitrate Rule |
| Apr 1, 2001 | Jun 30, 2001 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Nov 9, 1999 | Nitrate Rule |
| Nov 1, 2000 | Nov 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2000 | Total Coliform Rule |
| Nov 1, 2000 | Nov 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2000 | Total Coliform Rule |
| Nov 1, 2000 | Nov 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2000 | Total Coliform Rule |
| Jan 1, 1995 | Jun 30, 1995 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 1995 | Lead and Copper Rule |
| Jan 1, 1995 | Jun 30, 1995 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 1995 | Lead and Copper Rule |
| Jan 1, 1995 | Jun 30, 1995 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 1995 | Lead and Copper Rule |
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.