CONWAY GRAMMAR SCHOOL
Massachusetts — Non-Transient Non-Community — PWSID: MA1068006
System Information
| PWSID | MA1068006 |
| System Name | CONWAY GRAMMAR SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 01 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Jun 19, 1995 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Massachusetts |
| City | SOUTH DEERFIELD |
| ZIP Code | 01373 |
| Address | C/O SUPT. OF SCHOOLS - ATTN P. LIGHT |
| Organization | CONWAY GRAMMAR SCHOOL |
| Phone | 4133694239 |
Population & Service
| Population Served | 261 |
| Service Connections | 1 |
Drinking Water Violations (31)
This water system has 31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.6 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.007 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.075 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 1 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.7 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 10 mg/L | — | Archived | Mar 31, 2019 | — | |
| Jun 1, 2015 | — | MR | No | No | — | TT | — | Resolved | Mar 18, 2016 | — | |
| Jun 1, 2015 | — | MR | No | No | — | TT | — | Resolved | Mar 18, 2016 | — | |
| Apr 1, 2005 | Jun 30, 2005 | MR | No | No | — | 0.010 mg/L | — | Archived | Jun 30, 2005 | — | |
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| — | — | — | 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.