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Consumer Safety

Product Safety9,700+ CPSC product recalls Food Safety28,600+ FDA food recalls Pet Safety1.3M FDA animal adverse events Drug Safety17,500+ FDA drug recalls Device Safety38,400+ FDA device recalls Workplace Safety102,900+ OSHA injury reports Brand HistoryRecall lookup by company

Infrastructure

Bridge Safety624,000 bridge inspections Aviation Safety30,000+ NTSB aviation events Dam Safety92,600 dam safety records Water Safety433,000+ public water systems Railroad Safety438,000+ rail crossings Pipeline Safety8,800+ pipeline incidents State DashboardsSafety grades for all 50 states ZIP ReportAny 5-digit ZIP across 9 datasets

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WI DNR PEN ENTRANCE

Wisconsin - Transient Non-Community - PWSID: WI4151184

System Information

PWSIDWI4151184
System NameWI DNR PEN ENTRANCE
System TypeTransient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypeState
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedJan 28, 1981
Last ReportedMar 2, 2026

Location & Contact

StateWisconsin
CityMADISON
ZIP Code53707-7921
Address101 S WEBSTER ST - PR/6
OrganizationWI DNR
Phone-

Population & Service

Population Served54
Service Connections1

Drinking Water Violations (15)

This water system has 15 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
Sep 1, 2014 Sep 30, 2014 MCL Yes No - 5% of samples - Resolved Sep 30, 2014 -
Sep 1, 2014 Sep 30, 2014 MCL Yes No - 5% of samples - Resolved Sep 30, 2014 -
Sep 1, 2014 Sep 30, 2014 MCL Yes No - 5% of samples - Resolved Sep 30, 2014 -
Sep 1, 2014 Sep 30, 2014 MCL Yes No - 5% of samples - Resolved Sep 30, 2014 -
Sep 1, 2014 Sep 30, 2014 MCL Yes No - 5% of samples - Resolved Sep 30, 2014 -
Jul 1, 2001 Jul 31, 2001 MR No No - 5% of samples - Resolved Jul 31, 2001 -
Jul 1, 2001 Jul 31, 2001 MR No No - 5% of samples - Resolved Jul 31, 2001 -
Jul 1, 2001 Jul 31, 2001 MR No No - 5% of samples - Resolved Jul 31, 2001 -
Jul 1, 2001 Jul 31, 2001 MR No No - 5% of samples - Resolved Jul 31, 2001 -
Jun 1, 2001 Jun 30, 2001 MCL Yes No - 5% of samples - Resolved Jun 30, 2001 -
Jun 1, 2001 Jun 30, 2001 MCL Yes No - 5% of samples - Resolved Jun 30, 2001 -
Jun 1, 2001 Jun 30, 2001 MCL Yes No - 5% of samples - Resolved Jun 30, 2001 -
Jun 1, 2001 Jun 30, 2001 MCL Yes No - 5% of samples - Resolved Jun 30, 2001 -
Jun 1, 2001 Jun 30, 2001 MCL Yes No - 5% of samples - Resolved Jun 30, 2001 -
Dec 1, 1991 Dec 31, 1991 MR No Yes - 5% of samples - Archived Dec 31, 1991 -

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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