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SHERWOOD WATERWORKS

Wisconsin — Community Water System — PWSID: WI4080271

System Information

PWSIDWI4080271
System NameSHERWOOD WATERWORKS
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedJan 28, 1981
Last ReportedDec 17, 2025

Location & Contact

StateWisconsin
CitySHERWOOD
ZIP Code54169
AddressW489 CLIFTON RD
OrganizationSHERWOOD VIL ADM - PADRICK DUNN
Phone—

Population & Service

Population Served3,114
Service Connections1,153

Drinking Water Violations (117)

This water system has 117 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 — Public Notice Other No No — — — Resolved Jun 30, 2025 Public Notice Rule and Revised PN Rule
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Resolved Aug 25, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Resolved Aug 25, 2025 Lead and Copper Rule Revisions
Oct 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jul 15, 2025 Consumer Confidence Rule
Oct 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jul 15, 2025 Consumer Confidence Rule
Jul 1, 2013 Sep 30, 2013 TTHM MR No No — 0.080 mg/L — Resolved Sep 30, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 TTHM MR No No — 0.080 mg/L — Resolved Sep 30, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 TTHM MR No No — 0.080 mg/L — Resolved Sep 30, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 TTHM MR No No — 0.080 mg/L — Resolved Sep 30, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Sep 30, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Sep 30, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Sep 30, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Sep 30, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2012 — Lead and Copper Rule MR No No — TT — Resolved Jun 27, 2013 Lead and Copper Rule
Oct 1, 2012 — Lead and Copper Rule MR No No — TT — Resolved Jun 27, 2013 Lead and Copper Rule
Oct 1, 2012 — Lead and Copper Rule MR No No — TT — Resolved Jun 27, 2013 Lead and Copper Rule
Apr 1, 2012 — Lead and Copper Rule MR No No — TT — Resolved Jul 31, 2012 Lead and Copper Rule
Apr 1, 2012 — Lead and Copper Rule MR No No — TT — Resolved Jul 31, 2012 Lead and Copper Rule
Oct 1, 2011 — Lead and Copper Rule MR No No — TT — Resolved Dec 19, 2011 Lead and Copper Rule
Oct 1, 2011 — Lead and Copper Rule MR No No — TT — Resolved Dec 19, 2011 Lead and Copper Rule
Aug 1, 2009 Aug 31, 2009 Coliform (TCR) MR No No — 5% of samples — Archived Aug 31, 2009 Total Coliform Rule
Aug 1, 2009 Aug 31, 2009 Coliform (TCR) MR No No — 5% of samples — Archived Aug 31, 2009 Total Coliform Rule
Aug 1, 2009 Aug 31, 2009 Coliform (TCR) MR No No — 5% of samples — Archived Aug 31, 2009 Total Coliform Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No No — 4.0 mg/L — Archived Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No No — 4.0 mg/L — Archived Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No No — 4.0 mg/L — Archived Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No No — 4.0 mg/L — Archived Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No No — 4.0 mg/L — Archived Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 12, 2009 — Public Notice Other No No — — — Resolved Feb 22, 2011 Public Notice Rule and Revised PN Rule
Apr 1, 2009 Jun 30, 2009 TTHM MCL Yes No 199 UG/L 0.080 mg/L 80.5 Resolved Jun 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2009 Jun 30, 2009 TTHM MCL Yes No 199 UG/L 0.080 mg/L 80.5 Resolved Jun 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2009 Jun 30, 2009 TTHM MCL Yes No 199 UG/L 0.080 mg/L 80.5 Resolved Jun 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2009 Jun 30, 2009 TTHM MCL Yes No 199 UG/L 0.080 mg/L 80.5 Resolved Jun 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 2, 2009 — Public Notice Other No No — — — Resolved Feb 22, 2011 Public Notice Rule and Revised PN Rule
Jan 1, 2009 Mar 31, 2009 TTHM MCL Yes No 196.75 UG/L 0.080 mg/L 80.5 Resolved Mar 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Mar 31, 2009 TTHM MCL Yes No 196.75 UG/L 0.080 mg/L 80.5 Resolved Mar 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Mar 31, 2009 TTHM MCL Yes No 196.75 UG/L 0.080 mg/L 80.5 Resolved Mar 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Mar 31, 2009 TTHM MCL Yes No 196.75 UG/L 0.080 mg/L 80.5 Resolved Mar 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Dec 3, 2008 — Public Notice Other No No — — — Resolved Feb 22, 2011 Public Notice Rule and Revised PN Rule
Oct 1, 2008 Dec 31, 2008 TTHM MCL Yes No 199.1 UG/L 0.080 mg/L 80.5 Resolved Dec 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2008 Dec 31, 2008 TTHM MCL Yes No 199.1 UG/L 0.080 mg/L 80.5 Resolved Dec 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2008 Dec 31, 2008 TTHM MCL Yes No 199.1 UG/L 0.080 mg/L 80.5 Resolved Dec 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2008 Dec 31, 2008 TTHM MCL Yes No 199.1 UG/L 0.080 mg/L 80.5 Resolved Dec 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2008 Dec 31, 2008 TTHM MCL Yes No 199.1 UG/L 0.080 mg/L 80.5 Resolved Dec 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 5, 2008 — Public Notice Other No No — — — Resolved Feb 22, 2011 Public Notice Rule and Revised PN Rule
Jul 1, 2008 Sep 30, 2008 TTHM MCL Yes No 164.1 UG/L 0.080 mg/L 80.5 Resolved Sep 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Sep 30, 2008 TTHM MCL Yes No 164.1 UG/L 0.080 mg/L 80.5 Resolved Sep 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Sep 30, 2008 TTHM MCL Yes No 164.1 UG/L 0.080 mg/L 80.5 Resolved Sep 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Sep 30, 2008 TTHM MCL Yes No 164.1 UG/L 0.080 mg/L 80.5 Resolved Sep 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 28, 2008 — Public Notice Other No No — — — Resolved Feb 22, 2011 Public Notice Rule and Revised PN 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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