Public water system · WI2461306
ActiveNorth Shore Preschool & Child Care
At a glance
North Shore Preschool & Child Care (PWSID WI2461306) is an active non-transient non-community water system in Ozaukee County, Wisconsin. It reports serving 72 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in October 2003.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
72
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does North Shore Preschool & Child Care compare with other water systems in Ozaukee County?
By EPA's size categories, North Shore Preschool & Child Care 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 less than 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 non-transient non-community water system reports serving 430 people, so North Shore Preschool & Child Care is well below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Wisconsin has 891 active non-transient non-community water systems, 8.1% 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 North Shore Preschool & Child Care?
EPA lists North Shore Preschool & Child Care 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 North Shore Preschool & Child Care have drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in October 2003. The violations listed here began between October 1995 and October 2003. By type: 2 monitoring and reporting, 1 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 4 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 |
|---|---|---|---|---|
| 2003-10-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2003-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1995-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1995-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 4 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.
North Shore Preschool & Child Care: frequently asked questions
Who runs North Shore Preschool & Child Care?
North Shore Preschool & Child Care (PWSID WI2461306) is a non-transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does North Shore Preschool & Child Care serve?
North Shore Preschool & Child Care reports serving 72 people through 1 service connection in Ozaukee County, Wisconsin.
Where does North Shore Preschool & Child Care 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 North Shore Preschool & Child Care have any drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in October 2003. 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 North Shore Preschool & Child Care'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 4 violations for this system; 1 is health-based, and the most recent began in October 2003. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find North Shore Preschool & Child Care's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. North Shore Preschool & Child Care is a non-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 system | County | Population served | Type | Source |
|---|---|---|---|---|
| Port Washington Waterworks | Ozaukee | 12,853 | Community | Surface water |
| Cedarburg L & W Commission | Ozaukee | 12,500 | Community | Groundwater |
| Grafton Waterworks | Ozaukee | 12,269 | Community | Groundwater |
| Mequon Water Utility | Ozaukee | 11,152 | Community | Purchased surface water |
| Saukville Waterworks | Ozaukee | 4,268 | Community | Groundwater |
| Belgium Waterworks | Ozaukee | 2,493 | 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, “North Shore Preschool & Child Care, PWSID WI2461306, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/north-shore-preschool-child-care-wi2461306 (data as of October 1, 2026).