FALMOUTH WATER DEPT
Massachusetts — Community Water System — PWSID: MA4096000
System Information
| PWSID | MA4096000 |
| System Name | FALMOUTH WATER DEPT |
| System Type | Community Water System |
| Water Source | Surface 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 | FALMOUTH |
| ZIP Code | 02540 |
| Address | 416 GIFFORD ST |
| Organization | FALMOUTH WATER DEPT |
| Phone | 5084572543 |
Population & Service
| Population Served | 97,551 |
| Service Connections | 21,920 |
Drinking Water Violations (59)
This water system has 59 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, 2020 | — | MR | No | No | — | TT | — | Resolved | May 9, 2022 | — | |
| Oct 1, 2020 | — | MR | No | No | — | TT | — | Resolved | May 9, 2022 | — | |
| Aug 1, 2020 | Aug 31, 2020 | TT | Yes | No | — | — | — | Resolved | Aug 31, 2020 | — | |
| Aug 1, 2020 | Aug 31, 2020 | TT | Yes | No | — | — | — | Resolved | Aug 31, 2020 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Sep 30, 2016 | — | |
| Apr 1, 2016 | Jun 30, 2016 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Jun 30, 2016 | — | |
| Jan 1, 2016 | Mar 31, 2016 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Mar 31, 2016 | — | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Dec 31, 2015 | — | |
| Nov 1, 2014 | Nov 30, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2014 | — | |
| Nov 1, 2014 | Nov 30, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2014 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Sep 30, 2013 | — | |
| Jun 12, 2010 | — | Other | No | No | — | — | — | Resolved | Jun 22, 2010 | — | |
| Jun 12, 2010 | — | Other | No | No | — | — | — | Resolved | Jun 22, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 22, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 22, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | Other | No | No | — | 5% of samples | — | Resolved | Jun 22, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | Other | No | No | — | 5% of samples | — | Resolved | Jun 22, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 22, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 22, 2010 | — | |
| Jul 1, 2004 | Dec 31, 2004 | TT | Yes | No | — | TT | — | Resolved | Dec 31, 2004 | — | |
| Jul 1, 2004 | Dec 31, 2004 | TT | Yes | No | — | TT | — | Resolved | Dec 31, 2004 | — | |
| Sep 1, 1997 | Sep 30, 1997 | Other | No | No | — | 5% of samples | — | Resolved | Sep 30, 1997 | — | |
| Sep 1, 1997 | Sep 30, 1997 | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 1997 | — | |
| Sep 1, 1997 | Sep 30, 1997 | Other | No | No | — | 5% of samples | — | Resolved | Sep 30, 1997 | — | |
| Aug 1, 1997 | Aug 31, 1997 | Other | No | No | — | 5% of samples | — | Resolved | Aug 31, 1997 | — | |
| Aug 1, 1997 | Aug 31, 1997 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 1997 | — | |
| Aug 1, 1997 | Aug 31, 1997 | Other | No | No | — | 5% of samples | — | Resolved | Aug 31, 1997 | — | |
| Jan 1, 1996 | — | TT | Yes | No | — | TT | — | Resolved | Dec 9, 1999 | — | |
| Jan 1, 1996 | — | TT | Yes | No | — | TT | — | Resolved | Dec 9, 1999 | — | |
| Apr 1, 1995 | Apr 30, 1995 | MR | No | No | — | 5% of samples | — | Archived | Apr 30, 1995 | — | |
| Jun 1, 1991 | Jul 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1991 | — | |
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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.