TOWN OF AVON
Massachusetts - Community Water System - PWSID: MA4018000
System Information
| PWSID | MA4018000 |
| System Name | TOWN OF AVON |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Feb 26, 1979 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Massachusetts |
| City | AVON |
| ZIP Code | 02322 |
| Address | 65 EAST MAIN STREET |
| Organization | TOWN OF AVON |
| Phone | 5085880414 |
Population & Service
| Population Served | 4,777 |
| Service Connections | 1,689 |
Drinking Water Violations (92)
This water system has 92 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2016 | Jun 30, 2016 | TT | Yes | No | - | - | - | Resolved | Jun 30, 2016 | - | |
| Jun 1, 2016 | Jun 30, 2016 | TT | Yes | No | - | - | - | Resolved | Jun 30, 2016 | - | |
| Jun 1, 2016 | Jun 30, 2016 | TT | Yes | No | - | - | - | Resolved | Jun 30, 2016 | - | |
| Jul 1, 2015 | - | Other | No | No | - | - | - | Resolved | Jul 10, 2015 | - | |
| Jul 1, 2015 | - | Other | No | No | - | - | - | Resolved | Jul 10, 2015 | - | |
| Nov 1, 2010 | Nov 30, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2010 | - | |
| Nov 1, 2010 | Nov 30, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2010 | - | |
| May 1, 2010 | May 31, 2010 | TT | Yes | No | - | - | - | Archived | May 31, 2010 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.2 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.6 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.1 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.07 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.005 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.7 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.005 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.005 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.005 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.005 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.1 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.07 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.002 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.007 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.005 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.005 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 10 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.1 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.005 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 0.075 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 1 mg/L | - | Archived | Dec 31, 2008 | - | |
| Oct 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Nov 21, 2008 | - | |
| Oct 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Nov 21, 2008 | - | |
| Aug 1, 2007 | Aug 31, 2007 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2007 | - | |
| Aug 1, 2007 | Aug 31, 2007 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2007 | - | |
| Nov 1, 2003 | Nov 30, 2003 | MR | No | No | - | 5% of samples | - | Archived | Nov 30, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.005 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 10 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.02 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.003 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.005 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.04 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | - | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.0004 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.002 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.07 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.1 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.007 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.0002 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.005 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.2 mg/L | - | Archived | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 0.002 mg/L | - | Archived | Dec 31, 2003 | - |
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.