ALLTOWN
Massachusetts — Transient Non-Community — PWSID: NH0268020
System Information
| PWSID | NH0268020 |
| System Name | ALLTOWN |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 2, 1985 |
| Last Reported | Feb 19, 2026 |
Location & Contact
| State | Massachusetts |
| City | WALTHAM |
| ZIP Code | 02453 |
| Address | 800 SOUTH ST STE 500 |
| Organization | GLOBAL PARTNERS |
| Phone | — |
Population & Service
| Population Served | 150 |
| Service Connections | 1 |
Drinking Water Violations (29)
This water system has 29 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, 2019 | Aug 1, 2019 | MON | No | No | — | — | — | Resolved | Aug 1, 2019 | — | |
| Jul 1, 2019 | Aug 1, 2019 | MON | No | No | — | — | — | Resolved | Aug 1, 2019 | — | |
| Jul 1, 2019 | Aug 1, 2019 | MON | No | No | — | — | — | Resolved | Aug 1, 2019 | — | |
| Jul 1, 2019 | Aug 1, 2019 | MON | No | No | — | — | — | Resolved | Aug 1, 2019 | — | |
| Jul 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Sep 3, 2019 | — | |
| Jul 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Sep 3, 2019 | — | |
| Jul 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Sep 3, 2019 | — | |
| Jul 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Sep 3, 2019 | — | |
| Jul 1, 2002 | Sep 30, 2002 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2002 | — | |
| Jul 1, 2002 | Sep 30, 2002 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2002 | — | |
| Jul 1, 2002 | Sep 30, 2002 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2002 | — | |
| Jul 1, 2002 | Sep 30, 2002 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2002 | — | |
| Jul 1, 1998 | Sep 30, 1998 | MR | No | Yes | — | 5% of samples | — | Resolved | Sep 30, 1998 | — | |
| Jul 1, 1998 | Sep 30, 1998 | MR | No | Yes | — | 5% of samples | — | Resolved | Sep 30, 1998 | — | |
| Jul 1, 1998 | Sep 30, 1998 | MR | No | Yes | — | 5% of samples | — | Resolved | Sep 30, 1998 | — | |
| Nov 1, 1996 | Nov 30, 1996 | MR | No | Yes | — | 5% of samples | — | Resolved | Nov 30, 1996 | — | |
| Nov 1, 1996 | Nov 30, 1996 | MR | No | Yes | — | 5% of samples | — | Resolved | Nov 30, 1996 | — | |
| Nov 1, 1996 | Nov 30, 1996 | MR | No | Yes | — | 5% of samples | — | Resolved | Nov 30, 1996 | — | |
| Nov 1, 1996 | Nov 30, 1996 | MR | No | Yes | — | 5% of samples | — | Resolved | Nov 30, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 5% of samples | — | Resolved | Dec 31, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 5% of samples | — | Archived | Dec 31, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 5% of samples | — | Archived | Dec 31, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 5% of samples | — | Archived | Dec 31, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 5% of samples | — | Archived | Dec 31, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 5% of samples | — | Resolved | Dec 31, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 5% of samples | — | Resolved | Dec 31, 1996 | — | |
| Oct 1, 1996 | Dec 31, 1996 | MR | No | Yes | — | 5% of samples | — | Resolved | Dec 31, 1996 | — | |
| — | — | — | 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.