COSGROVE REALTY
Massachusetts — Non-Transient Non-Community — PWSID: MA2037025
System Information
| PWSID | MA2037025 |
| System Name | COSGROVE REALTY |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 15, 1993 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Massachusetts |
| City | HARVARD |
| ZIP Code | 01451 |
| Address | 240 LITTLETON COUNTY ROAD, BUILDING B-1 |
| Organization | COSGROVE REALTY |
| Phone | 9784567740 |
Population & Service
| Population Served | 30 |
| Service Connections | 2 |
Drinking Water Violations (156)
This water system has 156 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, 2017 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2019 | — | |
| Jun 1, 2017 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2019 | — | |
| Jul 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Dec 12, 2007 | — | |
| Jul 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Dec 12, 2007 | — | |
| Oct 1, 2005 | — | MR | No | No | — | TT | — | Resolved | Mar 14, 2006 | — | |
| Oct 1, 2005 | — | MR | No | No | — | TT | — | Resolved | Mar 14, 2006 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.7 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.002 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.00005 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.0002 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.1 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.1 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 1 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 1 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.00005 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.7 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.002 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.002 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.04 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.04 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.2 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.2 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.02 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.02 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.1 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.1 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.001 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.001 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.04 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.006 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 10 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.0005 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.2 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | — | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.4 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.001 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.002 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 10 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.2 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.007 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.04 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.00000003 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | — | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.007 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.7 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.0005 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.001 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | — | 0.0002 mg/L | — | Resolved | Sep 30, 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.