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GREENWICH AMERICAN CENTER

Connecticut — Non-Transient Non-Community — PWSID: CT0570062

System Information

PWSIDCT0570062
System NameGREENWICH AMERICAN CENTER
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedJul 12, 1979
Last ReportedDec 15, 2025

Location & Contact

StateConnecticut
CityGREENWICH
ZIP Code06831
Address1 American Lane, Suite 301
OrganizationENES, LINDA
Phone203-861-4400

Population & Service

Population Served800
Service Connections2

Drinking Water Violations (233)

This water system has 233 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
May 11, 2025 — Public Notice Other No No — — — Resolved May 12, 2025 Public Notice Rule and Revised PN Rule
Oct 15, 2023 — Revised Total Coliform Rule TT Yes No — — — Resolved Jan 29, 2024 Revised Total Coliform Rule
Oct 15, 2023 — Revised Total Coliform Rule TT Yes No — — — Resolved Jan 29, 2024 Revised Total Coliform Rule
Oct 15, 2023 — Revised Total Coliform Rule TT Yes No — — — Resolved Jan 29, 2024 Revised Total Coliform Rule
Oct 15, 2023 — Revised Total Coliform Rule TT Yes No — — — Resolved Jan 29, 2024 Revised Total Coliform Rule
Dec 30, 2022 — Lead and Copper Rule MR No No — TT — Resolved Jan 9, 2023 Lead and Copper Rule
Dec 30, 2022 — Lead and Copper Rule MR No No — TT — Resolved Jan 9, 2023 Lead and Copper Rule
Dec 30, 2019 — Lead and Copper Rule MR No No — TT — Resolved Feb 25, 2020 Lead and Copper Rule
Dec 30, 2019 — Lead and Copper Rule MR No No — TT — Resolved Feb 25, 2020 Lead and Copper Rule
Jul 1, 2019 Sep 30, 2019 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Styrene MR No Yes — 0.1 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Benzene MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Benzene MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Toluene MR No Yes — 1 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Styrene MR No Yes — 0.1 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 Toluene MR No Yes — 1 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jul 1, 2019 Sep 30, 2019 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Sep 30, 2019 Volatile Organic Chemicals
Jan 1, 2019 Dec 31, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Nov 20, 2019 Stage 2 Disinfectants and Disinfection Byproducts 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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