TALCOTT MOUNTAIN SCIENCE CENTER #2
PWS ID: CT0040483 · AVON, Connecticut 06001
Population Served
59
Total Violations
127
Health-Based Violations
5
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Hartford
- School/Daycare
- Yes
- MCL Violations
- 0
- Monitoring Violations
- 102
- Treatment Tech Violations
- 5
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 33 | 2020 |
| Coliform (TCR) | MR | 23 | 2011 |
| Public Notice | Other | 16 | 2021 |
| Di(2-ethylhexyl) phthalate | MR | 10 | 2019 |
| E. COLI | MR | 10 | 2018 |
| TTHM | MR | 7 | 2024 |
| Total Haloacetic Acids (HAA5) | MR | 7 | 2024 |
| Nitrite | MR | 4 | 2017 |
| Groundwater Rule | TT | 4 | 2022 |
| Nickel | MR | 2 | 2002 |
| Antimony, Total | MR | 2 | 2002 |
| Thallium, Total | MR | 2 | 2002 |
| Beryllium, Total | MR | 2 | 2002 |
| LEAD AND COPPER RULE REVISIONS | TT | 1 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.