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HORTONVILLE WATER UTILITY

Wisconsin — Community Water System — PWSID: WI4450411

System Information

PWSIDWI4450411
System NameHORTONVILLE WATER UTILITY
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedJan 28, 1981
Last ReportedDec 17, 2025

Location & Contact

StateWisconsin
CityHORTONVILLE
ZIP Code54944-0099
Address531 N. NASH ST
OrganizationHORTONVILLE VIL CLERK-JANE BOOTH
Phone—

Population & Service

Population Served3,028
Service Connections1,137

Drinking Water Violations (49)

This water system has 49 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 1, 2025 May 31, 2025 Revised Total Coliform Rule MON No No — — — Resolved May 31, 2025 Revised Total Coliform Rule
May 1, 2025 May 31, 2025 Revised Total Coliform Rule MON No No — — — Resolved May 31, 2025 Revised Total Coliform Rule
May 1, 2025 May 31, 2025 Revised Total Coliform Rule MON No No — — — Resolved May 31, 2025 Revised Total Coliform Rule
May 1, 2025 May 31, 2025 Revised Total Coliform Rule MON No No — — — Resolved May 31, 2025 Revised Total Coliform Rule
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Resolved Mar 4, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — Public Notice Other No No — — — Resolved Jun 25, 2025 Public Notice Rule and Revised PN Rule
Jan 1, 1998 Dec 31, 1998 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1997 Dec 31, 1997 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 1997 Volatile Organic Chemicals
Jan 1, 1994 — Lead and Copper Rule MR No No — TT — Resolved Sep 20, 1994 Lead and Copper 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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