Columbia Manufacturing - Well #1
PWSID: CT0309013
System Details
| Population Served | 150 |
| Service Connections | 1 |
| Water Source | Groundwater |
| System Type | Non-Transient Non-Community |
| Owner | Private |
| Status | Active |
| City | Columbia |
| Zip Code | 06237 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0800 mg/L | 0.015 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0144 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0141 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0111 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0093 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0066 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0061 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0057 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0052 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0048 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0047 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0041 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0037 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0034 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0027 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0024 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0020 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0019 mg/L | 0.015 mg/L | Below Action Level |
2 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2024-10-17 | Yes | Open |
| | 2024-10-17 | | Open |
Violation History (403 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2024-11-01 | Major | Returned to Compliance |
| | 2024-11-01 | Major | Returned to Compliance |
| | 2024-08-03 | | Returned to Compliance |
| | 2024-08-03 | | Returned to Compliance |
| | 2024-03-31 | | Returned to Compliance |
| | 2024-03-31 | | Returned to Compliance |
| | 2023-11-01 | Major | Returned to Compliance |
| | 2023-11-01 | Major | Returned to Compliance |
| | 2023-11-01 | Major | Returned to Compliance |
| | 2023-08-01 | Major | Returned to Compliance |
| | 2023-08-01 | Major | Returned to Compliance |
| | 2023-08-01 | Major | Returned to Compliance |
| | 2023-08-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-04-01 | | Returned to Compliance |
| | 2023-04-01 | | Returned to Compliance |
| | 2023-01-15 | Yes | Returned to Compliance |
| | 2023-01-15 | Yes | Returned to Compliance |
| | 2023-01-15 | Yes | Returned to Compliance |
| | 2023-01-15 | | Returned to Compliance |
| | 2023-01-15 | | Returned to Compliance |
| | 2023-01-01 | Major | Returned to Compliance |
| | 2023-01-01 | Major | Acknowledged |
| | 2023-01-01 | Major | Returned to Compliance |
| | 2023-01-01 | Major | Returned to Compliance |
| | 2022-10-01 | Major | Returned to Compliance |
| | 2022-10-01 | Major | Returned to Compliance |
| | 2022-09-29 | | Returned to Compliance |
| | 2022-09-29 | | Returned to Compliance |
| | 2022-04-01 | | Returned to Compliance |
| | 2022-04-01 | | Returned to Compliance |
| | 2022-01-01 | Major | Returned to Compliance |
| | 2022-01-01 | Major | Acknowledged |
| | 2022-01-01 | Major | Acknowledged |
| | 2022-01-01 | Major | Returned to Compliance |
| | 2022-01-01 | Major | Acknowledged |
| | 2022-01-01 | Major | Acknowledged |
| | 2022-01-01 | Major | Returned to Compliance |
| | 2022-01-01 | Major | Acknowledged |
| | 2022-01-01 | Major | Acknowledged |
| | 2022-01-01 | Major | Returned to Compliance |
| | 2022-01-01 | Major | Acknowledged |
| | 2022-01-01 | Major | Acknowledged |
| | 2022-01-01 | Major | Returned to Compliance |
| | 2022-01-01 | Major | Acknowledged |
| | 2022-01-01 | Major | Acknowledged |
| | 2022-01-01 | Major | Returned to Compliance |
Showing 50 of 401 historical violations.