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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

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ROCK LAKE CO PARK - LOWER

Wisconsin — Transient Non-Community — PWSID: WI1280365

System Information

PWSIDWI1280365
System NameROCK LAKE CO PARK - LOWER
System TypeTransient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedDec 18, 1981
Last ReportedMar 2, 2026

Location & Contact

StateWisconsin
CityJEFFERSON
ZIP Code53549-1799
Address311 S CENTER AVE, RM 204
OrganizationJEFFERSON CO PARKS
Phone—

Population & Service

Population Served50
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
Jul 1, 2001 Jul 31, 2001 MCL Yes No — 5% of samples — Resolved Jul 31, 2001 —
Jul 1, 2001 Jul 31, 2001 MCL Yes No — 5% of samples — Resolved Jul 31, 2001 —
Jul 1, 2001 Jul 31, 2001 MCL Yes No — 5% of samples — Resolved Jul 31, 2001 —
Jul 1, 2001 Jul 31, 2001 MCL Yes No — 5% of samples — Resolved Jul 31, 2001 —
Jul 1, 2001 Jul 31, 2001 MCL Yes No — 5% of samples — Resolved Jul 31, 2001 —
Jul 1, 1994 Jul 31, 1994 MCL Yes No — 5% of samples — Resolved Jul 31, 1994 —
Jul 1, 1994 Jul 31, 1994 MCL Yes No — 5% of samples — Resolved Jul 31, 1994 —
Jul 1, 1994 Jul 31, 1994 MCL Yes No — 5% of samples — Resolved Jul 31, 1994 —
Jul 1, 1994 Jul 31, 1994 MCL Yes No — 5% of samples — Resolved Jul 31, 1994 —
Jul 1, 1994 Jul 31, 1994 MCL Yes No — 5% of samples — Resolved Jul 31, 1994 —
Jan 1, 1994 Dec 31, 1994 MCL Yes No — 5% of samples — Resolved Jun 30, 1994 —
Jan 1, 1994 Dec 31, 1994 MCL Yes No — 5% of samples — Resolved Jun 30, 1994 —
Jan 1, 1994 Dec 31, 1994 MCL Yes No — 5% of samples — Resolved Jun 30, 1994 —
Jan 1, 1994 Dec 31, 1994 MCL Yes No — 5% of samples — Resolved Jun 30, 1994 —
Jan 1, 1994 Dec 31, 1994 MCL Yes No — 5% of samples — Resolved Jun 30, 1994 —

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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