KNOLLWOOD APARTMENTS
Connecticut — Community Water System — PWSID: CT0780051
System Information
| PWSID | CT0780051 |
| System Name | KNOLLWOOD APARTMENTS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 8, 1979 |
| Last Reported | Dec 15, 2025 |
Location & Contact
| State | Connecticut |
| City | STORRS |
| ZIP Code | 06268 |
| Address | 1 ROYCE CIRCLE |
| Organization | PEARSON, ANGELINA |
| Phone | 203-941-6005 |
Population & Service
| Population Served | 312 |
| Service Connections | 136 |
Drinking Water Violations (108)
This water system has 108 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Sep 29, 2022 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 26, 2022 | Lead and Copper Rule |
| Aug 10, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 3, 2022 | Consumer Confidence Rule |
| Jul 1, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 3, 2022 | Consumer Confidence Rule |
| Jul 1, 2022 | Jul 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2022 | Revised Total Coliform Rule |
| Jul 1, 2022 | Jul 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2022 | Revised Total Coliform Rule |
| Jul 1, 2022 | Jul 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2022 | Revised Total Coliform Rule |
| Jul 1, 2022 | Jul 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2022 | Revised Total Coliform Rule |
| Sep 29, 2021 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 17, 2022 | Lead and Copper Rule |
| Sep 29, 2021 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 17, 2022 | Lead and Copper Rule |
| Apr 1, 2021 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 6, 2021 | Lead and Copper Rule |
| Sep 29, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Apr 28, 2021 | Lead and Copper Rule |
| Sep 29, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Apr 28, 2021 | Lead and Copper Rule |
| Aug 15, 2020 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Aug 16, 2020 | Lead and Copper Rule |
| Aug 15, 2020 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Aug 16, 2020 | Lead and Copper Rule |
| Aug 15, 2020 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Aug 16, 2020 | Lead and Copper Rule |
| Aug 15, 2020 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Aug 16, 2020 | Lead and Copper Rule |
| Jul 1, 2020 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 2, 2020 | Consumer Confidence Rule |
| Jul 1, 2020 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 2, 2020 | Consumer Confidence Rule |
| Mar 31, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Nov 7, 2020 | Lead and Copper Rule |
| Sep 29, 2019 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Nov 7, 2020 | Lead and Copper Rule |
| Apr 1, 2019 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Nov 7, 2020 | Lead and Copper Rule |
| Apr 1, 2019 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Nov 7, 2020 | Lead and Copper Rule |
| Mar 16, 2019 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 19, 2022 | Public Notice Rule and Revised PN Rule |
| Mar 16, 2019 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 19, 2022 | Public Notice Rule and Revised PN Rule |
| Sep 29, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 3, 2019 | Lead and Copper Rule |
| Aug 10, 2018 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Aug 8, 2018 | Consumer Confidence Rule |
| Aug 10, 2018 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Aug 8, 2018 | Consumer Confidence Rule |
| Jun 6, 2018 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 19, 2022 | Public Notice Rule and Revised PN Rule |
| Jun 6, 2018 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 19, 2022 | Public Notice Rule and Revised PN Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 10, 2017 | Consumer Confidence Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 10, 2017 | Consumer Confidence Rule |
| Mar 6, 2017 | — | E. COLI | MR | No | No | — | — | — | Resolved | Sep 20, 2018 | Ground Water Rule |
| Mar 6, 2017 | — | E. COLI | MR | No | No | — | — | — | Resolved | Sep 20, 2018 | Ground Water Rule |
| Mar 6, 2017 | — | E. COLI | MR | No | No | — | — | — | Resolved | Sep 20, 2018 | Ground Water Rule |
| Mar 6, 2017 | — | E. COLI | MR | No | No | — | — | — | Resolved | Sep 20, 2018 | Ground Water Rule |
| Jan 1, 2017 | Dec 31, 2017 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2017 | Nitrate Rule |
| Jan 1, 2017 | Dec 31, 2017 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2017 | Nitrate Rule |
| Jan 1, 2017 | Dec 31, 2017 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2017 | Nitrate Rule |
| Jan 1, 2017 | Dec 31, 2017 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2017 | Nitrate Rule |
| Jan 1, 2017 | Dec 31, 2017 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2017 | Nitrate Rule |
| Jan 1, 2017 | Dec 31, 2017 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2017 | Nitrate Rule |
| Jan 1, 2017 | Dec 31, 2017 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2017 | Nitrate Rule |
| Jan 1, 2017 | Dec 31, 2017 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2017 | Nitrate Rule |
| Jan 1, 2017 | Dec 31, 2017 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2017 | Nitrate Rule |
| Jan 1, 2017 | Dec 31, 2017 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2017 | Nitrate Rule |
| Dec 30, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 12, 2017 | Lead and Copper Rule |
| Dec 30, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 12, 2017 | Lead and Copper Rule |
| Feb 1, 2016 | Feb 29, 2016 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 29, 2016 | Total Coliform 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.