Public water system · WI4151727

Active

Wi Dnr Whitefish Dunes Ofc

At a glance

Wi Dnr Whitefish Dunes Ofc (PWSID WI4151727) is an active transient non-community water system in Door County, Wisconsin. It reports serving 54 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's records list 9 violations for this system; none is health-based, and the most recent began in October 2023.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

Service connections

Primary source

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDWI4151727

System typeTransient non-community water system

Activity statusActive

Population served54

Service connections1

Primary water sourceGroundwater

Owner typeState government

Primacy agencyWI state drinking water program

City servedSturgeon Bay

StateWisconsin

ZIP—

CountyDoor County

How does Wi Dnr Whitefish Dunes Ofc compare with other water systems in Door County?

By EPA's size categories, Wi Dnr Whitefish Dunes Ofc is a very small system (500 people or fewer). Door County has 451 active public water systems. Its population served is about 30% below the county average of 77 people per system, and accounts for 0.2% of the 34,679 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Wi Dnr Whitefish Dunes Ofc is about 62% below that figure.

What does “transient non-community water system” mean?

A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Wisconsin has 9,112 active transient non-community water systems, 82% of the state's 11,056 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 10,978 Wisconsin systems (99%) list groundwater as their primary source.

Who owns and regulates Wi Dnr Whitefish Dunes Ofc?

EPA lists Wi Dnr Whitefish Dunes Ofc as owned by a state government. The WI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 28 of the 451 active systems in Door County (6.2%) are also owned by a state government.

Does Wi Dnr Whitefish Dunes Ofc have drinking water violations?

EPA's records list 9 violations for this system; none is health-based, and the most recent began in October 2023. The violations listed here began between April 1992 and October 2023. By type: 5 monitoring and reporting, 3 monitoring and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 9 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

Began	Violation	Contaminant or rule	Health-based	Status
2023-10-01	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2023-07-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2021-10-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2019-04-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2010-10-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
2008-01-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
2003-10-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
2002-01-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
1992-04-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved

All 9 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Wi Dnr Whitefish Dunes Ofc: frequently asked questions

Who runs Wi Dnr Whitefish Dunes Ofc?

Wi Dnr Whitefish Dunes Ofc (PWSID WI4151727) is a transient non-community water system owned by a state government. It is regulated by the WI state drinking water program.

How many people does Wi Dnr Whitefish Dunes Ofc serve?

Wi Dnr Whitefish Dunes Ofc reports serving 54 people through 1 service connection in Door County, Wisconsin.

Where does Wi Dnr Whitefish Dunes Ofc get its water?

EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.

Does Wi Dnr Whitefish Dunes Ofc have any drinking water violations?

EPA's records list 9 violations for this system; none is health-based, and the most recent began in October 2023. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Wi Dnr Whitefish Dunes Ofc's water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 9 violations for this system; none is health-based, and the most recent began in October 2023. For current results, consult EPA ECHO, or the WI state drinking water program.

Where can I find Wi Dnr Whitefish Dunes Ofc's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Wi Dnr Whitefish Dunes Ofc is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.

Other water systems in Door County

Water system	County	Population served	Type	Source
Sturgeon Bay Waterworks	Door	9,700	Community	Groundwater
Southern Door Sch Dist	Door	1,350	Non-transient non-community	Groundwater
Sister Bay Waterworks	Door	1,000	Community	Groundwater
Sevastopol High Sch	Door	715	Non-transient non-community	Groundwater
Gibraltar High School	Door	695	Non-transient non-community	Groundwater
Loft	Door	308	Transient non-community	Groundwater

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About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “Wi Dnr Whitefish Dunes Ofc, PWSID WI4151727, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/wi-dnr-whitefish-dunes-ofc-wi4151727 (data as of October 1, 2026).