HADDAM KILLINGWORTH INTER/MIDDLE SCHOOL
Connecticut - Non-Transient Non-Community - PWSID: CT0709153
System Information
| PWSID | CT0709153 |
| System Name | HADDAM KILLINGWORTH INTER/MIDDLE SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 12, 2007 |
| Last Reported | Mar 30, 2026 |
Location & Contact
| State | Connecticut |
| City | KILLINGWORTH |
| ZIP Code | 06419 |
| Address | 340 Route 81 |
| Organization | CONVERSE, JOHN |
| Phone | 860-354-4534 |
Population & Service
| Population Served | 808 |
| Service Connections | 1 |
Drinking Water Violations (308)
This water system has 308 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| May 21, 2022 | - | Other | No | No | - | - | - | Resolved | Jun 20, 2022 | - | |
| May 21, 2022 | - | Other | No | No | - | - | - | Resolved | Jun 20, 2022 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 2021 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 2021 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 2021 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 2021 | - | |
| Jul 10, 2021 | - | TT | Yes | No | - | - | - | Resolved | Jul 28, 2021 | - | |
| Jul 10, 2021 | - | TT | Yes | No | - | - | - | Resolved | Jul 28, 2021 | - | |
| Jul 10, 2021 | - | TT | Yes | No | - | - | - | Resolved | Jul 28, 2021 | - | |
| Jul 10, 2021 | - | TT | Yes | No | - | - | - | Resolved | Jul 28, 2021 | - | |
| Dec 30, 2016 | - | MR | No | No | - | TT | - | Resolved | May 8, 2017 | - | |
| Dec 30, 2016 | - | MR | No | No | - | TT | - | Resolved | May 8, 2017 | - | |
| Aug 15, 2015 | - | Other | No | No | - | - | - | Resolved | Sep 15, 2015 | - | |
| Aug 15, 2015 | - | Other | No | No | - | - | - | Resolved | Sep 15, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2015 | - | |
| Dec 30, 2014 | - | MR | No | No | - | TT | - | Resolved | May 10, 2017 | - | |
| Dec 30, 2014 | - | MR | No | No | - | TT | - | Resolved | May 10, 2017 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.0004 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.0005 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.0005 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.02 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.02 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.0004 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Jun 30, 2008 | - |
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.