NATICK WATER AND SEWER DIVISION
Massachusetts — Community Water System — PWSID: MA3198000
System Information
| PWSID | MA3198000 |
| System Name | NATICK WATER AND SEWER DIVISION |
| 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 | NATICK |
| ZIP Code | 01760 |
| Address | 75 WEST ST |
| Organization | NATICK WATER DEPARTMENT |
| Phone | 5086476557 |
Population & Service
| Population Served | 37,006 |
| Service Connections | 11,142 |
Drinking Water Violations (146)
This water system has 146 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.07 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.1 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.07 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.005 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.005 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.6 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.005 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.005 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.1 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.2 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 1 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.7 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.005 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 10 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.075 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.005 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.1 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.002 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.005 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.005 mg/L | — | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | — | 0.007 mg/L | — | Archived | Jun 30, 2014 | — | |
| Nov 1, 2011 | — | MR | No | Yes | — | — | — | Unaddressed | — | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.005 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 1 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 1 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.007 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.005 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.1 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.1 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.005 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.1 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.1 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.005 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.07 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.005 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.005 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 10 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.075 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.7 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.005 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.07 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.6 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.002 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.2 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.007 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.2 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.005 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.005 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.1 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | No | — | 0.002 mg/L | — | Resolved | Mar 31, 2011 | — |
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.