Public water system · WI4390477
ActiveDammas Diner
At a glance
Dammas Diner (PWSID WI4390477) is an active non-transient non-community water system in Marquette County, Wisconsin. It reports serving 115 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
115
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Dammas Diner compare with other water systems in Marquette County?
By EPA's size categories, Dammas Diner is a very small system (500 people or fewer). Marquette County has 157 active public water systems. Its population served is roughly in line with the county average of 118 people per system, and accounts for 0.6% of the 18,458 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 Dammas Diner 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 Dammas Diner?
EPA lists Dammas Diner 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. 142 of the 157 active systems in Marquette County (90%) are also privately owned.
Does Dammas Diner 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 Dammas Diner. For the latest compliance status, check EPA ECHO for current compliance history.
Dammas Diner: frequently asked questions
Who runs Dammas Diner?
Dammas Diner (PWSID WI4390477) is a non-transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Dammas Diner serve?
Dammas Diner reports serving 115 people through 1 service connection in Marquette County, Wisconsin.
Where does Dammas Diner 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 Dammas Diner have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Dammas Diner'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 Dammas Diner's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Dammas Diner 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 Marquette County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Wi Dot Rest Area 81 Southbound | Marquette | 1,400 | Transient non-community | Groundwater |
| Wi Dot Rest Area 82 Northbound | Marquette | 1,350 | Transient non-community | Groundwater |
| Montello Waterworks | Marquette | 1,329 | Community | Groundwater |
| Mcdonalds Westfield | Marquette | 1,040 | Non-transient non-community | Groundwater |
| Kwik Trip #1722 | Marquette | 999 | Transient non-community | Groundwater |
| Brakebush Bros Inc. | Marquette | 898 | Non-transient non-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, “Dammas Diner, PWSID WI4390477, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/dammas-diner-wi4390477 (data as of October 1, 2026).