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CANDLEWOOD KNOLLS WATER AUTHORITY

Connecticut — Community Water System — PWSID: CT0910591

System Information

PWSIDCT0910591
System NameCANDLEWOOD KNOLLS WATER AUTHORITY
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedJun 2, 1988
Last ReportedDec 15, 2025

Location & Contact

StateConnecticut
CityNEW FAIRFIELD
ZIP Code06812
Address21 NORTH BEACH DRIVE
OrganizationCLEGG, MAUREEN
Phone203-746-4807

Population & Service

Population Served524
Service Connections145

Drinking Water Violations (438)

This water system has 438 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
Apr 1, 2023 Jun 30, 2023 Cadmium MR No Yes — 0.005 mg/L — Resolved Jun 30, 2023 Inorganic Chemicals
Apr 1, 2023 Jun 30, 2023 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Jun 30, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2023 Jun 30, 2023 Cadmium MR No Yes — 0.005 mg/L — Resolved Jun 30, 2023 Inorganic Chemicals
Apr 1, 2023 Jun 30, 2023 Cadmium MR No Yes — 0.005 mg/L — Resolved Jun 30, 2023 Inorganic Chemicals
Apr 1, 2023 Jun 30, 2023 Cadmium MR No Yes — 0.005 mg/L — Resolved Jun 30, 2023 Inorganic Chemicals
Apr 1, 2023 Jun 30, 2023 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Jun 30, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2023 Jun 30, 2023 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Jun 30, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2023 Jun 30, 2023 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Jun 30, 2023 Radionuclides and Revised Rad Rule
Jan 1, 2023 Mar 31, 2023 Diquat MR No Yes — 0.02 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Toxaphene MR No Yes — 0.003 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Aldicarb sulfone MR No Yes — — — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Aldicarb sulfoxide MR No Yes — — — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Glyphosate MR No Yes — 0.7 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Endrin MR No Yes — 0.002 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Combined Uranium MR No Yes — 30 ug/L — Resolved Mar 31, 2023 Radionuclides and Revised Rad Rule
Jan 1, 2023 Mar 31, 2023 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 OXAMYL MR No Yes — 0.2 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 LASSO MR No Yes — — — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Toxaphene MR No Yes — 0.003 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Glyphosate MR No Yes — 0.7 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Dinoseb MR No Yes — 0.007 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Simazine MR No Yes — 0.004 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 LASSO MR No Yes — — — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Mar 31, 2023 Radionuclides and Revised Rad Rule
Jan 1, 2023 Mar 31, 2023 Chlordane MR No Yes — 0.002 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Diquat MR No Yes — 0.02 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 2,4-D MR No Yes — 0.07 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 OXAMYL MR No Yes — 0.2 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Aldicarb sulfoxide MR No Yes — — — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Combined Uranium MR No Yes — 30 ug/L — Resolved Mar 31, 2023 Radionuclides and Revised Rad Rule
Jan 1, 2023 Mar 31, 2023 Simazine MR No Yes — 0.004 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Chlordane MR No Yes — 0.002 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Dinoseb MR No Yes — 0.007 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Aldicarb sulfone MR No Yes — — — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 2,4-D MR No Yes — 0.07 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals

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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