Public water system record
Groton Utilities
Serves Conning Towers-Nautilus Park, Groton, Long Hill and 3 more places, Southeastern Connecticut Planning Region, CT · 30,200 people served
Federal records show no health-based violations and 3 monitoring/reporting issues for Groton Utilities in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 3
Key facts
- Groton Utilities draws water from 1 well, 1 surface water intake and 7 reservoirs.
- Lead pipe inventory: 4 lead and 2,028 unknown out of 8,305 service lines.
Check whether Groton Utilities serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Mar 31, 2020 | Resolved |
|
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
|
Jun 1, 2019 | Resolved |
Where the water comes from
Groton Utilities draws water from 1 well, 1 surface water intake and 7 reservoirs. 7 other community water systems buy water from Groton Utilities.
Community systems that buy water from it
- Aquarion-Mystic Shelton, CT
- Groton Long Point Association Groton, CT
- Ledyard Wpca - Ledyard Center Ledyard, CT
- Ledyard Wpca, Gales Ferry System Ledyard, CT
- Mohegan Tribal Utility Authority Uncasville, CT
- Montville Water Supply Uncasville, CT
- Noank Fire District Noank, CT
Annual water quality report
Groton Utilities must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Connecticut.
Certified drinking water labs by state EPA guidance for private wells