Marianapolis Prep School - St Johns
PWSID: CT1410051
System Details
| Population Served | 128 |
| Service Connections | 1 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Private |
| Status | Active |
| City | Thompson |
| Zip Code | 06277 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0074 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0043 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0010 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
3 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2024-10-17 | Yes | Open |
| | 2024-10-17 | | Open |
| | 2008-06-05 | | Open |
Violation History (19 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2019-08-10 | | Returned to Compliance |
| | 2019-07-01 | | Returned to Compliance |
| | 2018-10-01 | Major | Returned to Compliance |
| | 2018-08-10 | | Returned to Compliance |
| | 2015-07-01 | | Returned to Compliance |
| | 2014-07-01 | | Returned to Compliance |
| | 2012-08-10 | | Returned to Compliance |
| | 2012-07-01 | | Returned to Compliance |
| | 2010-07-01 | | Returned to Compliance |
| | 2008-08-10 | | Returned to Compliance |
| | 2007-10-11 | | Returned to Compliance |
| | 2007-08-10 | | Returned to Compliance |
| | 2007-07-01 | | Returned to Compliance |
| | 2006-07-01 | | Returned to Compliance |
| | 2006-03-23 | | Returned to Compliance |
| | 1995-10-01 | | Returned to Compliance |