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HORACE PORTER SCHOOL

Connecticut — Non-Transient Non-Community — PWSID: CT0300062

System Information

PWSIDCT0300062
System NameHORACE PORTER 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
CityCOLUMBIA
ZIP Code06237
Address3 Schoolhouse Road
OrganizationWILSON, BARBARA
Phone860-228-8590

Population & Service

Population Served797
Service Connections1

Drinking Water Violations (100)

This water system has 100 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
Dec 30, 2023 — Lead and Copper Rule MR No No — TT — Resolved Feb 5, 2024 Lead and Copper Rule
Dec 30, 2023 — Lead and Copper Rule MR No No — TT — Resolved Feb 5, 2024 Lead and Copper Rule
Dec 30, 2020 — Lead and Copper Rule MR No No — TT — Resolved Dec 20, 2022 Lead and Copper Rule
Dec 30, 2020 — Lead and Copper Rule MR No No — TT — Resolved Dec 20, 2022 Lead and Copper Rule
Dec 30, 2014 — Lead and Copper Rule MR No No — TT — Resolved May 17, 2017 Lead and Copper Rule
Dec 30, 2014 — Lead and Copper Rule MR No No — TT — Resolved May 17, 2017 Lead and Copper Rule
Apr 1, 2006 Jun 30, 2006 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Benzene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Benzene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Styrene MR No Yes — 0.1 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Styrene MR No Yes — 0.1 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Toluene MR No Yes — 1 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Toluene MR No Yes — 1 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Apr 1, 2006 Jun 30, 2006 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2006 Volatile Organic Chemicals
Jan 1, 2006 Mar 31, 2006 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Mar 31, 2006 Volatile Organic Chemicals
Jan 1, 2006 Mar 31, 2006 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Mar 31, 2006 Volatile Organic Chemicals
Jan 1, 2006 Mar 31, 2006 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Mar 31, 2006 Volatile Organic Chemicals
Jan 1, 2006 Mar 31, 2006 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Mar 31, 2006 Volatile 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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