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PRAIRIE DU SAC WATERWORKS

Wisconsin — Community Water System — PWSID: WI1570100

System Information

PWSIDWI1570100
System NamePRAIRIE DU SAC WATERWORKS
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
CityPRAIRIE DU SAC
ZIP Code53578
Address335 GALENA ST
OrganizationWILDMAN, ALAN - VILLAGE ADMINISTRATOR
Phone—

Population & Service

Population Served4,006
Service Connections1,483

Drinking Water Violations (25)

This water system has 25 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 — — — Resolved Jun 4, 2025 Lead and Copper Rule Revisions
Oct 1, 2019 Dec 31, 2019 TTHM MR No No — 0.080 mg/L — Resolved Dec 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Dec 31, 2019 TTHM MR No No — 0.080 mg/L — Resolved Dec 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Dec 31, 2019 TTHM MR No No — 0.080 mg/L — Resolved Dec 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Dec 31, 2019 TTHM MR No No — 0.080 mg/L — Resolved Dec 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Dec 31, 2019 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Dec 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Dec 31, 2019 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Dec 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Dec 31, 2019 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Dec 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Dec 31, 2019 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Dec 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Oct 31, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 13, 2014 Total Coliform Rule
Oct 1, 2014 Dec 31, 2014 Nitrate MCL Yes No 11 MG/L 10 mg/L 10.5 Resolved Dec 31, 2014 Nitrate Rule
Oct 1, 2014 Dec 31, 2014 Nitrate MCL Yes No 11 MG/L 10 mg/L 10.5 Resolved Dec 31, 2014 Nitrate Rule
Oct 1, 2014 Dec 31, 2014 Nitrate MCL Yes No 11 MG/L 10 mg/L 10.5 Resolved Dec 31, 2014 Nitrate Rule
Oct 1, 2014 Oct 31, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 13, 2014 Total Coliform Rule
Oct 1, 2014 Oct 31, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 13, 2014 Total Coliform Rule
Oct 1, 2014 Oct 31, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 13, 2014 Total Coliform Rule
Oct 1, 2014 Oct 31, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 13, 2014 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 17, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 17, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 17, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 17, 1994 Total Coliform Rule
Jul 1, 1991 Jul 31, 1991 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jul 31, 1991 Total Coliform Rule
Jul 1, 1991 Jul 31, 1991 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jul 31, 1991 Total Coliform Rule
Jul 1, 1991 Jul 31, 1991 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jul 31, 1991 Total Coliform Rule
Jul 1, 1991 Jul 31, 1991 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jul 31, 1991 Total Coliform 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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