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Public water system · WI4050481

Active

St Clare Parish Cntr-Greenleaf

At a glance

St Clare Parish Cntr-Greenleaf (PWSID WI4050481) 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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2009.

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

PWSIDWI4050481
System typeTransient non-community water system
Activity statusActive
Population served25
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyWI state drinking water program
City servedGreenleaf
StateWisconsin
ZIP—
CountyBrown County

How does St Clare Parish Cntr-Greenleaf compare with other water systems in Brown County?

By EPA's size categories, St Clare Parish Cntr-Greenleaf 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 St Clare Parish Cntr-Greenleaf 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 St Clare Parish Cntr-Greenleaf?

EPA lists St Clare Parish Cntr-Greenleaf 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 St Clare Parish Cntr-Greenleaf have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2009. The violations listed here began between July 2008 and April 2009. By type: 11 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Nitrate, Public Notice, Chlorobenzene and Ethylbenzene. EPA lists 12 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.

BeganViolationContaminant or ruleHealth-basedStatus
2009-04-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2008-10-01Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2008-07-01Monitoring and reportingMonitoring, Regular · code 03Chlorobenzenecode 2989NoResolved
2008-07-01Monitoring and reportingMonitoring, Regular · code 03Ethylbenzenecode 2992NoResolved
2008-07-01Monitoring and reportingMonitoring, Regular · code 03cis-1,2-Dichloroethylenecode 2380NoResolved
2008-07-01Monitoring and reportingMonitoring, Regular · code 03Dichloromethanecode 2964NoResolved
2008-07-01Monitoring and reportingMonitoring, Regular · code 03o-Dichlorobenzenecode 2968NoResolved
2008-07-01Monitoring and reportingMonitoring, Regular · code 03Vinyl chloridecode 2976NoResolved
2008-07-01Monitoring and reportingMonitoring, Regular · code 031,2-Dichloroethanecode 2980NoResolved
2008-07-01Monitoring and reportingMonitoring, Regular · code 031,1,1-Trichloroethanecode 2981NoResolved
2008-07-01Monitoring and reportingMonitoring, Regular · code 03Carbon tetrachloridecode 2982NoResolved
2008-07-01Monitoring and reportingMonitoring, Regular · code 03Styrenecode 2996NoResolved

The 12 most recent 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.

St Clare Parish Cntr-Greenleaf: frequently asked questions

Who runs St Clare Parish Cntr-Greenleaf?

St Clare Parish Cntr-Greenleaf (PWSID WI4050481) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.

How many people does St Clare Parish Cntr-Greenleaf serve?

St Clare Parish Cntr-Greenleaf reports serving 25 people through 1 service connection in Brown County, Wisconsin.

Where does St Clare Parish Cntr-Greenleaf 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 St Clare Parish Cntr-Greenleaf have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2009. 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 St Clare Parish Cntr-Greenleaf'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2009. For current results, consult EPA ECHO, or the WI state drinking water program.

Where can I find St Clare Parish Cntr-Greenleaf's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. St Clare Parish Cntr-Greenleaf 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, “St Clare Parish Cntr-Greenleaf, PWSID WI4050481, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/st-clare-parish-cntr-greenleaf-wi4050481 (data as of October 1, 2026).