AQUARION-INDIAN SPRING
Connecticut — Community Water System — PWSID: CT0340191
System Information
| PWSID | CT0340191 |
| System Name | AQUARION-INDIAN SPRING |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 8, 1979 |
| Last Reported | Mar 30, 2026 |
Location & Contact
| State | Connecticut |
| City | SHELTON |
| ZIP Code | 06484 |
| Address | 505 Huntington St. |
| Organization | ULRICH, ROBERT J. |
| Phone | 203-926-4320 |
Population & Service
| Population Served | 242 |
| Service Connections | 91 |
Drinking Water Violations (58)
This water system has 58 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Oct 29, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Oct 29, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Oct 29, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Oct 29, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Oct 29, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Oct 29, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Oct 29, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Oct 29, 2021 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jul 1, 2018 | — | Other | No | No | — | — | — | Resolved | Jul 9, 2018 | — | |
| Jul 1, 2018 | — | Other | No | No | — | — | — | Resolved | Jul 9, 2018 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MR | No | Yes | — | 30 ug/L | — | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MR | No | Yes | — | 30 ug/L | — | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2005 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jul 1, 1994 | — | MR | No | No | — | TT | — | Resolved | Sep 21, 1994 | — | |
| Jul 1, 1994 | — | MR | No | No | — | TT | — | Resolved | Sep 21, 1994 | — | |
| Jul 1, 1994 | — | MR | No | No | — | TT | — | Resolved | Sep 21, 1994 | — | |
| Jul 1, 1994 | — | MR | No | No | — | TT | — | Resolved | Sep 21, 1994 | — | |
| Jan 1, 1994 | Sep 21, 1994 | MR | No | No | — | TT | — | Archived | Sep 21, 1994 | — | |
| Jan 1, 1993 | Mar 31, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 1993 | — | |
| Jan 1, 1993 | Mar 31, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 1993 | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.