PARKWAY SCHOOL
Connecticut — Non-Transient Non-Community — PWSID: CT0570212
System Information
| PWSID | CT0570212 |
| System Name | PARKWAY 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 | Jul 12, 1979 |
| Last Reported | Dec 15, 2025 |
Location & Contact
| State | Connecticut |
| City | GREENWICH |
| ZIP Code | 06830 |
| Address | 290 Greenwich Avenue |
| Organization | WATSON, DANIEL |
| Phone | 203-625-7437 |
Population & Service
| Population Served | 275 |
| Service Connections | 2 |
Drinking Water Violations (88)
This water system has 88 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, 2024 | Dec 31, 2024 | Lead and Copper Rule | TT | Yes | No | — | TT | — | Archived | Dec 31, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | Dec 31, 2024 | Lead and Copper Rule | TT | Yes | No | — | TT | — | Archived | Dec 31, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | Dec 31, 2024 | Lead and Copper Rule | TT | Yes | No | — | TT | — | Archived | Dec 31, 2024 | Lead and Copper Rule |
| Sep 29, 2022 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 6, 2022 | Lead and Copper Rule |
| Sep 29, 2022 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 6, 2022 | Lead and Copper Rule |
| Apr 1, 2022 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 10, 2022 | Lead and Copper Rule |
| Apr 1, 2022 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 10, 2022 | Lead and Copper Rule |
| Sep 29, 2021 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 11, 2022 | Lead and Copper Rule |
| Sep 29, 2021 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 11, 2022 | Lead and Copper Rule |
| Aug 26, 2019 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Aug 30, 2019 | Ground Water Rule |
| Aug 26, 2019 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Aug 30, 2019 | Ground Water Rule |
| Aug 26, 2019 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Aug 30, 2019 | Ground Water Rule |
| Aug 26, 2019 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Aug 30, 2019 | Ground Water Rule |
| Apr 1, 2019 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Aug 12, 2019 | Lead and Copper Rule |
| Apr 1, 2019 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Aug 12, 2019 | Lead and Copper Rule |
| Sep 29, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Aug 12, 2019 | Lead and Copper Rule |
| Sep 29, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Aug 12, 2019 | Lead and Copper Rule |
| May 14, 2018 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Oct 10, 2018 | Ground Water Rule |
| May 14, 2018 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Oct 10, 2018 | Ground Water Rule |
| May 14, 2018 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Oct 10, 2018 | Ground Water Rule |
| May 14, 2018 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Oct 10, 2018 | Ground Water Rule |
| Apr 1, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Aug 12, 2019 | Lead and Copper Rule |
| Apr 1, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Aug 12, 2019 | Lead and Copper Rule |
| Sep 29, 2017 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 23, 2018 | Lead and Copper Rule |
| Sep 29, 2017 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 23, 2018 | Lead and Copper Rule |
| Apr 1, 2017 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 23, 2018 | Lead and Copper Rule |
| Apr 1, 2017 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 23, 2018 | Lead and Copper Rule |
| Apr 1, 2016 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Jul 21, 2016 | Lead and Copper Rule |
| Apr 1, 2016 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Jul 21, 2016 | Lead and Copper Rule |
| Apr 1, 2016 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Jul 21, 2016 | Lead and Copper Rule |
| Apr 1, 2016 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Jul 21, 2016 | Lead and Copper Rule |
| Apr 1, 2016 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Jul 21, 2016 | Lead and Copper Rule |
| Dec 30, 2015 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 10, 2016 | Lead and Copper Rule |
| Dec 30, 2015 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 10, 2016 | Lead and Copper Rule |
| Dec 30, 2014 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 10, 2016 | Lead and Copper Rule |
| Dec 30, 2014 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 10, 2016 | Lead and Copper Rule |
| Jun 22, 2014 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 16, 2014 | Public Notice Rule and Revised PN Rule |
| Jun 22, 2014 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 16, 2014 | Public Notice Rule and Revised PN Rule |
| Dec 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Dec 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Dec 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Dec 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Dec 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Dec 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Dec 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Dec 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Dec 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Dec 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Dec 1, 2013 | Dec 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2013 | Total Coliform Rule |
| Nov 13, 2013 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Feb 23, 2015 | Ground Water Rule |
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.