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Public water system · WI2460188

Active

Grace Lutheran

At a glance

Grace Lutheran (PWSID WI2460188) is an active transient non-community water system in Ozaukee County, Wisconsin. It reports serving 100 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.

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

Population served

100

Service connections

1

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDWI2460188
System typeTransient non-community water system
Activity statusActive
Population served100
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyWI state drinking water program
City servedThiensville
StateWisconsin
ZIP—
CountyOzaukee County

How does Grace Lutheran compare with other water systems in Ozaukee County?

By EPA's size categories, Grace Lutheran is a very small system (500 people or fewer). Ozaukee County has 249 active public water systems. Its population served is well below the county average of 371 people per system, and accounts for 0.1% of the 92,392 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 Grace Lutheran is about 31% 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 Grace Lutheran?

EPA lists Grace Lutheran 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. 218 of the 249 active systems in Ozaukee County (88%) are also privately owned.

Does Grace Lutheran have drinking water violations?

No SDWA violations on record.

EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Grace Lutheran. For the latest compliance status, check EPA ECHO for current compliance history.

Grace Lutheran: frequently asked questions

Who runs Grace Lutheran?

Grace Lutheran (PWSID WI2460188) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.

How many people does Grace Lutheran serve?

Grace Lutheran reports serving 100 people through 1 service connection in Ozaukee County, Wisconsin.

Where does Grace Lutheran 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 Grace Lutheran have any drinking water violations?

EPA's Safe Drinking Water Act records list no violations for this system.

Is Grace Lutheran'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the WI state drinking water program.

Where can I find Grace Lutheran's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Grace Lutheran 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 Ozaukee County

Water systemCountyPopulation servedTypeSource
Port Washington WaterworksOzaukee12,853CommunitySurface water
Cedarburg L & W CommissionOzaukee12,500CommunityGroundwater
Grafton WaterworksOzaukee12,269CommunityGroundwater
Mequon Water UtilityOzaukee11,152CommunityPurchased surface water
Saukville WaterworksOzaukee4,268CommunityGroundwater
Belgium WaterworksOzaukee2,493CommunityGroundwater

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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, “Grace Lutheran, PWSID WI2460188, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/grace-lutheran-wi2460188 (data as of October 1, 2026).