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AQUARION-INDIAN SPRING

Connecticut — Community Water System — PWSID: CT0340191

System Information

PWSIDCT0340191
System NameAQUARION-INDIAN SPRING
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedMar 8, 1979
Last ReportedDec 15, 2025

Location & Contact

StateConnecticut
CitySHELTON
ZIP Code06484
Address505 Huntington St.
OrganizationULRICH, ROBERT J.
Phone203-926-4320

Population & Service

Population Served242
Service Connections91

Drinking Water Violations (57)

This water system has 57 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 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 29, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Dec 31, 2021 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 29, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Dec 31, 2021 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 29, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Dec 31, 2021 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 29, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Dec 31, 2021 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 29, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Dec 31, 2021 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 29, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Dec 31, 2021 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 29, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Dec 31, 2021 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 29, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Jul 9, 2018 Consumer Confidence Rule
Jul 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Jul 9, 2018 Consumer Confidence Rule
Jan 1, 2006 Mar 31, 2006 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2006 Radionuclides and Revised Rad Rule
Jan 1, 2006 Mar 31, 2006 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Mar 31, 2006 Radionuclides and Revised Rad Rule
Jan 1, 2006 Mar 31, 2006 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Mar 31, 2006 Radionuclides and Revised Rad Rule
Jan 1, 2006 Mar 31, 2006 Combined Uranium MR No Yes — 30 ug/L — Resolved Mar 31, 2006 Radionuclides and Revised Rad Rule
Jan 1, 2006 Mar 31, 2006 Combined Uranium MR No Yes — 30 ug/L — Resolved Mar 31, 2006 Radionuclides and Revised Rad Rule
Jan 1, 2006 Mar 31, 2006 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2006 Radionuclides and Revised Rad Rule
Jan 1, 2005 Mar 31, 2005 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 2005 Nitrate Rule
Jan 1, 2005 Mar 31, 2005 Nitrite MR No Yes — 1 mg/L — Resolved Mar 31, 2005 Nitrate Rule
Jan 1, 2005 Mar 31, 2005 Nitrite MR No Yes — 1 mg/L — Resolved Mar 31, 2005 Nitrate Rule
Jan 1, 2005 Mar 31, 2005 Nitrite MR No Yes — 1 mg/L — Resolved Mar 31, 2005 Nitrate Rule
Jan 1, 2005 Mar 31, 2005 Nitrite MR No Yes — 1 mg/L — Resolved Mar 31, 2005 Nitrate Rule
Jan 1, 2005 Mar 31, 2005 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 2005 Nitrate Rule
Jan 1, 2005 Mar 31, 2005 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 2005 Nitrate Rule
Jan 1, 2005 Mar 31, 2005 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 2005 Nitrate Rule
Oct 1, 2004 Dec 31, 2004 Coliform (TCR) MR No No — 5% of samples — Archived Dec 31, 2004 Total Coliform Rule
Oct 1, 2004 Dec 31, 2004 Nitrite MR No Yes — 1 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Oct 1, 2004 Dec 31, 2004 Coliform (TCR) MR No No — 5% of samples — Archived Dec 31, 2004 Total Coliform Rule
Oct 1, 2004 Dec 31, 2004 Coliform (TCR) MR No No — 5% of samples — Archived Dec 31, 2004 Total Coliform Rule
Oct 1, 2004 Dec 31, 2004 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Oct 1, 2004 Dec 31, 2004 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Oct 1, 2004 Dec 31, 2004 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Oct 1, 2004 Dec 31, 2004 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Oct 1, 2004 Dec 31, 2004 Nitrite MR No Yes — 1 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Oct 1, 2004 Dec 31, 2004 Nitrite MR No Yes — 1 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Oct 1, 2004 Dec 31, 2004 Nitrite MR No Yes — 1 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Jul 1, 1994 — Lead and Copper Rule MR No No — TT — Resolved Sep 21, 1994 Lead and Copper Rule
Jul 1, 1994 — Lead and Copper Rule MR No No — TT — Resolved Sep 21, 1994 Lead and Copper Rule
Jul 1, 1994 — Lead and Copper Rule MR No No — TT — Resolved Sep 21, 1994 Lead and Copper Rule
Jul 1, 1994 — Lead and Copper Rule MR No No — TT — Resolved Sep 21, 1994 Lead and Copper Rule
Jan 1, 1994 Sep 21, 1994 Lead and Copper Rule MR No No — TT — Archived Sep 21, 1994 Lead and Copper Rule
Jan 1, 1993 Mar 31, 1993 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 1993 Total Coliform Rule
Jan 1, 1993 Mar 31, 1993 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 1993 Total Coliform Rule

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.

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