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COVENTRY GRAMMAR SCHOOL

Connecticut — Non-Transient Non-Community — PWSID: CT0320302

System Information

PWSIDCT0320302
System NameCOVENTRY GRAMMAR SCHOOL
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region01
Serves SchoolYes
WholesalerNo
First ReportedJul 20, 1979
Last ReportedDec 15, 2025

Location & Contact

StateConnecticut
CityCOVENTRY
ZIP Code06238
Address78 Ripley Hill Road
OrganizationTRUDELLE, WILLIAM
Phone860-742-4525

Population & Service

Population Served558
Service Connections1

Drinking Water Violations (70)

This water system has 70 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
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Unaddressed — Lead and Copper Rule Revisions
Dec 30, 2022 — Lead and Copper Rule MR No No — TT — Resolved Feb 1, 2023 Lead and Copper Rule
Dec 30, 2017 — Lead and Copper Rule MR No No — TT — Resolved Oct 25, 2018 Lead and Copper Rule
Dec 30, 2017 — Lead and Copper Rule MR No No — TT — Resolved Oct 25, 2018 Lead and Copper Rule
Oct 1, 2003 Dec 31, 2003 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Oct 1, 2003 Dec 31, 2003 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2003 Volatile Organic Chemicals
Aug 1, 2003 Aug 31, 2003 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2003 Total Coliform Rule
Jan 1, 2002 Dec 31, 2004 Barium MR No Yes — 2 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Cadmium MR No Yes — 0.005 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Mercury MR No Yes — 0.002 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 CYANIDE MR No Yes — 0.2 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 CYANIDE MR No Yes — 0.2 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Chromium MR No Yes — 0.1 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Chromium MR No Yes — 0.1 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Antimony, Total MR No Yes — 0.006 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Antimony, Total MR No Yes — 0.006 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Nickel MR No Yes — — — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Nickel MR No Yes — — — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Nickel MR No Yes — — — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Nickel MR No Yes — — — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Chromium MR No Yes — 0.1 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Chromium MR No Yes — 0.1 mg/L — Resolved Dec 31, 2004 Inorganic Chemicals
Jan 1, 2002 Dec 31, 2004 Cadmium MR No Yes — 0.005 mg/L — Resolved Dec 31, 2004 Inorganic 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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