CRYSTAL LAKE SCHOOL
Connecticut — Non-Transient Non-Community — PWSID: CT0480062
System Information
| PWSID | CT0480062 |
| System Name | CRYSTAL LAKE 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 | Mar 8, 1979 |
| Last Reported | Dec 15, 2025 |
Location & Contact
| State | Connecticut |
| City | ELLINGTON |
| ZIP Code | 06029 |
| Address | 47 Main Street |
| Organization | KLIMAN, GREGORY |
| Phone | 860-324-5344 |
Population & Service
| Population Served | 275 |
| Service Connections | 2 |
Drinking Water Violations (60)
This water system has 60 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 | RPT | No | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Apr 1, 2024 | Jun 30, 2024 | E. COLI | MR | No | Yes | — | — | — | Resolved | Jun 30, 2024 | Ground Water Rule |
| Apr 1, 2024 | Jun 30, 2024 | E. COLI | MR | No | Yes | — | — | — | Resolved | Jun 30, 2024 | Ground Water Rule |
| Apr 1, 2024 | Jun 30, 2024 | E. COLI | MR | No | Yes | — | — | — | Resolved | Jun 30, 2024 | Ground Water Rule |
| Apr 1, 2024 | Jun 30, 2024 | E. COLI | MR | No | Yes | — | — | — | Resolved | Jun 30, 2024 | Ground Water Rule |
| Apr 1, 2024 | Jun 30, 2024 | E. COLI | MR | No | Yes | — | — | — | Resolved | Jun 30, 2024 | Ground Water Rule |
| Apr 1, 2024 | Jun 30, 2024 | E. COLI | MR | No | Yes | — | — | — | Resolved | Jun 30, 2024 | Ground Water Rule |
| Apr 1, 2024 | Jun 30, 2024 | E. COLI | MR | No | Yes | — | — | — | Resolved | Jun 30, 2024 | Ground Water Rule |
| Apr 1, 2024 | Jun 30, 2024 | E. COLI | MR | No | Yes | — | — | — | Resolved | Jun 30, 2024 | Ground Water Rule |
| Sep 29, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 11, 2018 | Lead and Copper Rule |
| Sep 29, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 11, 2018 | Lead and Copper Rule |
| Jan 1, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 22, 2018 | Lead and Copper Rule |
| Jan 1, 2018 | Jun 30, 2018 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2018 | Lead and Copper Rule |
| Jan 1, 2018 | Jun 30, 2018 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2018 | Lead and Copper Rule |
| Jan 1, 2018 | Jun 30, 2018 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2018 | Lead and Copper Rule |
| Jan 1, 2018 | Jun 30, 2018 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2018 | Lead and Copper Rule |
| Jan 1, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 22, 2018 | Lead and Copper Rule |
| Jan 1, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 22, 2018 | Lead and Copper Rule |
| Jan 1, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 22, 2018 | Lead and Copper Rule |
| Jul 1, 2017 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2018 | Lead and Copper Rule |
| Jul 1, 2017 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2018 | Lead and Copper Rule |
| Jul 1, 2017 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2018 | Lead and Copper Rule |
| Jul 1, 2017 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 2018 | Lead and Copper Rule |
| Apr 1, 2017 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Mar 20, 2018 | Lead and Copper Rule |
| Apr 1, 2017 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Mar 20, 2018 | Lead and Copper Rule |
| Apr 1, 2017 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Mar 20, 2018 | Lead and Copper Rule |
| Apr 1, 2017 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Mar 20, 2018 | Lead and Copper Rule |
| Oct 1, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 9, 2018 | Lead and Copper Rule |
| Oct 1, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 9, 2018 | Lead and Copper Rule |
| Oct 1, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 9, 2018 | Lead and Copper Rule |
| Oct 1, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 9, 2018 | Lead and Copper Rule |
| Oct 1, 2003 | Oct 31, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2003 | Total Coliform Rule |
| Oct 1, 2003 | Oct 31, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2003 | Total Coliform Rule |
| Oct 1, 2003 | Oct 31, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2003 | Total Coliform Rule |
| Oct 1, 2003 | Oct 31, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2003 | Total Coliform Rule |
| Sep 1, 2003 | Sep 30, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2003 | Total Coliform Rule |
| Sep 1, 2003 | Sep 30, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2003 | Total Coliform Rule |
| Sep 1, 2003 | Sep 30, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2003 | Total Coliform Rule |
| Sep 1, 2003 | Sep 30, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2003 | Total Coliform Rule |
| Jun 1, 2003 | Jun 30, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2003 | Total Coliform Rule |
| Jun 1, 2003 | Jun 30, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2003 | Total Coliform Rule |
| Apr 1, 1998 | Jun 30, 1998 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 25, 1998 | Nitrate Rule |
| Apr 1, 1998 | Jun 30, 1998 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 25, 1998 | Nitrate Rule |
| Apr 1, 1998 | Jun 30, 1998 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 25, 1998 | Nitrate Rule |
| Jan 1, 1995 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Jan 1, 1995 | Lead and Copper Rule |
| Jan 1, 1994 | Jun 30, 1994 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 1994 | Lead and Copper Rule |
| Jan 1, 1994 | Jun 30, 1994 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 1994 | Lead and Copper Rule |
| Jan 1, 1994 | Jun 30, 1994 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 1994 | Lead and Copper Rule |
| — | — | — | 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.