Public water system · WI4361338
ActiveAquamaster
At a glance
Aquamaster (PWSID WI4361338) is an active non-transient non-community water system in Manitowoc County, Wisconsin. It reports serving 45 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
45
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Aquamaster compare with other water systems in Manitowoc County?
By EPA's size categories, Aquamaster is a very small system (500 people or fewer). Manitowoc County has 139 active public water systems. Its population served is well below the county average of 461 people per system, and accounts for less than 0.1% of the 64,022 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 Aquamaster 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 Aquamaster?
EPA lists Aquamaster 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. 117 of the 139 active systems in Manitowoc County (84%) are also privately owned.
Does Aquamaster 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 Aquamaster. For the latest compliance status, check EPA ECHO for current compliance history.
Aquamaster: frequently asked questions
Who runs Aquamaster?
Aquamaster (PWSID WI4361338) is a non-transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Aquamaster serve?
Aquamaster reports serving 45 people through 1 service connection in Manitowoc County, Wisconsin.
Where does Aquamaster 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 Aquamaster have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Aquamaster'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 Aquamaster's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Aquamaster 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 Manitowoc County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Manitowoc Waterworks | Manitowoc | 34,500 | Community | Surface water |
| Two Rivers Waterworks | Manitowoc | 11,270 | Community | Surface water |
| Kiel Waterworks | Manitowoc | 3,932 | Community | Groundwater |
| Cleveland Waterworks | Manitowoc | 1,524 | Community | Groundwater |
| Mishicot Waterworks | Manitowoc | 1,432 | Community | Groundwater |
| Reedsville Waterworks | Manitowoc | 1,200 | 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, “Aquamaster, PWSID WI4361338, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/aquamaster-wi4361338 (data as of October 1, 2026).