LITTLETON WATER DEPARTMENT
Massachusetts - Community Water System - PWSID: MA2158000
System Information
| PWSID | MA2158000 |
| System Name | LITTLETON WATER DEPARTMENT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 26, 1979 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Massachusetts |
| City | LITTLETON |
| ZIP Code | 01460 |
| Address | PO BOX 2406 |
| Organization | LITTLETON WATER DEPARTMENT |
| Phone | 9785402222 |
Population & Service
| Population Served | 9,611 |
| Service Connections | 3,348 |
Drinking Water Violations (54)
This water system has 54 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Feb 29, 2024 | - | |
| Jul 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Feb 29, 2024 | - | |
| Dec 29, 2019 | - | MR | No | No | - | TT | - | Resolved | Aug 20, 2020 | - | |
| Dec 29, 2019 | - | MR | No | No | - | TT | - | Resolved | Aug 20, 2020 | - | |
| Sep 1, 2014 | Sep 30, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2014 | - | |
| Sep 1, 2014 | Sep 30, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | Jun 24, 2014 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | Jun 24, 2014 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2012 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2012 | - | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2011 | - | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2011 | - | |
| Oct 1, 2009 | Oct 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2009 | - | |
| Oct 1, 2009 | Oct 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2009 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - | |
| Jun 1, 2009 | Jun 30, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2009 | - | |
| Jun 1, 2009 | Jun 30, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2009 | - | |
| Jun 1, 2009 | Jun 30, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2009 | - | |
| Jun 1, 2009 | Jun 30, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2009 | - | |
| May 1, 2009 | May 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2009 | - | |
| May 1, 2009 | May 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2009 | - | |
| Sep 1, 2003 | Sep 30, 2003 | Other | No | No | - | 5% of samples | - | Archived | Sep 30, 2003 | - | |
| Sep 1, 2003 | Sep 30, 2003 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 2003 | - | |
| Sep 1, 2003 | Sep 30, 2003 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 2003 | - | |
| Sep 1, 2003 | Sep 30, 2003 | Other | No | No | - | 5% of samples | - | Archived | Sep 30, 2003 | - | |
| Aug 1, 2003 | Aug 31, 2003 | MCL | Yes | No | - | 5% of samples | - | Archived | Aug 31, 2003 | - | |
| Aug 1, 2003 | Aug 31, 2003 | MR | No | No | - | 5% of samples | - | Archived | Aug 31, 2003 | - | |
| Aug 1, 2003 | Aug 31, 2003 | Other | No | No | - | 5% of samples | - | Archived | Aug 31, 2003 | - | |
| Aug 1, 2003 | Aug 31, 2003 | Other | No | No | - | 5% of samples | - | Archived | Aug 31, 2003 | - | |
| Aug 1, 2003 | Aug 31, 2003 | MCL | Yes | No | - | 5% of samples | - | Archived | Aug 31, 2003 | - | |
| Nov 1, 2002 | Nov 30, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2002 | - | |
| Nov 1, 2002 | Nov 30, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2002 | - | |
| Nov 1, 2002 | Nov 30, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2002 | - | |
| Nov 1, 2002 | Nov 30, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2002 | - | |
| Sep 1, 2002 | Sep 30, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 9, 2002 | - | |
| Sep 1, 2002 | Sep 30, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 9, 2002 | - | |
| Sep 1, 2002 | Sep 30, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 9, 2002 | - | |
| Sep 1, 2002 | Sep 30, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 9, 2002 | - | |
| Oct 1, 2001 | Oct 31, 2001 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2001 | - | |
| Oct 1, 2001 | Oct 31, 2001 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2001 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.