TWIN HILLS WATER DISTRICT
PWSID: CT0320061 · Bolton, CT · Serves 156 people
According to EPA Safe Drinking Water Information System (SDWIS), TWIN HILLS WATER DISTRICT (PWSID CT0320061) in Bolton, CT is listed as a CWS water system covering about 156 people. The same extract lists 8 health-based violation records spanning 2021-2024. Those 8 health-based rows for TWIN HILLS WATER DISTRICT cover contaminants such as Revised Total Coliform Rule, LEAD AND COPPER RULE REVISIONS; they remain historical EPA registry entries, not a current compliance or drinkability score.
TWIN HILLS WATER DISTRICT has 8 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 2 distinct EPA contaminant codes appear in this system's record, including Revised Total Coliform Rule, LEAD AND COPPER RULE REVISIONS. Recorded violations span 2021–2024. Day-to-day primacy enforcement for this system runs through the Connecticut drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Connecticut state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- CT0320061
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Bolton, CT
- Population Served
- 156
- Health Violations
- Yes (8)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Revised Total Coliform Rule | 7 | 7 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
Violation History (8)
| Contaminant | Health | Date |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| Revised Total Coliform Rule | Yes | Apr 12, 2023 |
| Revised Total Coliform Rule | Yes | Apr 12, 2023 |
| Revised Total Coliform Rule | Yes | Apr 12, 2023 |
| Revised Total Coliform Rule | Yes | Jul 9, 2022 |
| Revised Total Coliform Rule | Yes | Jul 9, 2022 |
| Revised Total Coliform Rule | Yes | Nov 5, 2021 |
| Revised Total Coliform Rule | Yes | Nov 5, 2021 |
Frequently Asked Questions
What does EPA SDWIS list for TWIN HILLS WATER DISTRICT?
How many people does TWIN HILLS WATER DISTRICT serve?
What violations does TWIN HILLS WATER DISTRICT have?
What contaminants have been found in TWIN HILLS WATER DISTRICT water?
Compare beyond Connecticut
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest TWIN HILLS WATER DISTRICT on cumulative violation count (8) and EPA-reported population served (156). Violation-count peers include San Ildefonso Pueblo, TOWAOC WATER SYSTEM, GRIC DPW Wild Horse Pass.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
TWIN HILLS WATER DISTRICT (CT0320061) is drawn from EPA SDWIS. Nearby county systems in this extract include UNIVERSITY OF CONNECTICUT - MAIN CAMPUS; WINDHAM WATER WORKS; TOLLAND WATER DEPARTMENT; WOODHAVEN APARTMENTS. Health-based rows (8 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.