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Public water system · WI4050692

Active

Roosters Coop

At a glance

Roosters Coop (PWSID WI4050692) is an active transient non-community water system in Brown County, Wisconsin. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in September 2011.

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

Population served

25

Service connections

1

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDWI4050692
System typeTransient non-community water system
Activity statusActive
Population served25
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyWI state drinking water program
City servedDenmark
StateWisconsin
ZIP—
CountyBrown County

How does Roosters Coop compare with other water systems in Brown County?

By EPA's size categories, Roosters Coop is a very small system (500 people or fewer). Brown County has 148 active public water systems. Its population served is well below the county average of 1,666 people per system, and accounts for less than 0.1% of the 246,537 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 Roosters Coop is well 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 Roosters Coop?

EPA lists Roosters Coop as privately owned. 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. 106 of the 148 active systems in Brown County (72%) are also privately owned.

Does Roosters Coop have drinking water violations?

EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in September 2011. The violations listed here began between January 1994 and September 2011. By type: 3 monitoring and reporting, 2 public notice, recordkeeping or other and 2 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 5 as resolved and 2 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.

BeganViolationContaminant or ruleHealth-basedStatus
2011-09-01Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoUnaddressed
2011-08-08Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoUnaddressed
2011-08-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2011-07-19Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26Total coliform bacteria (TCR)code 3100NoResolved
1996-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1995-06-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1994-01-11Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved

All 7 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.

Roosters Coop: frequently asked questions

Who runs Roosters Coop?

Roosters Coop (PWSID WI4050692) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.

How many people does Roosters Coop serve?

Roosters Coop reports serving 25 people through 1 service connection in Brown County, Wisconsin.

Where does Roosters Coop 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 Roosters Coop have any drinking water violations?

EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in September 2011. 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 Roosters Coop'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 7 violations for this system; 2 are health-based, and the most recent began in September 2011. For current results, consult EPA ECHO, or the WI state drinking water program.

Where can I find Roosters Coop's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Roosters Coop 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 Brown County

Water systemCountyPopulation servedTypeSource
Green Bay WaterworksBrown107,369CommunitySurface water
De Pere Waterworks Sa 1Brown25,660CommunityPurchased surface water
Howard WaterworksBrown21,133CommunityPurchased surface water
Ashwaubenon WaterworksBrown17,730CommunityPurchased surface water
Bellevue WaterworksBrown16,715CommunityPurchased surface water
Allouez WaterworksBrown13,923CommunityPurchased surface water

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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, “Roosters Coop, PWSID WI4050692, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/roosters-coop-wi4050692 (data as of October 1, 2026).