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Public water system · WI8161333

Active

Oliver Tavern

At a glance

Oliver Tavern (PWSID WI8161333) is an active transient non-community water system in Douglas County, Wisconsin. It reports serving 25 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

25

Service connections

1

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDWI8161333
System typeTransient non-community water system
Activity statusActive
Population served25
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyWI state drinking water program
City servedOliver
StateWisconsin
ZIP—
CountyDouglas County

How does Oliver Tavern compare with other water systems in Douglas County?

By EPA's size categories, Oliver Tavern is a very small system (500 people or fewer). Douglas County has 188 active public water systems. Its population served is well below the county average of 184 people per system, and accounts for less than 0.1% of the 34,606 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 Oliver Tavern 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 Oliver Tavern?

EPA lists Oliver Tavern 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. 150 of the 188 active systems in Douglas County (80%) are also privately owned.

Does Oliver Tavern 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 Oliver Tavern. For the latest compliance status, check EPA ECHO for current compliance history.

Oliver Tavern: frequently asked questions

Who runs Oliver Tavern?

Oliver Tavern (PWSID WI8161333) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.

How many people does Oliver Tavern serve?

Oliver Tavern reports serving 25 people through 1 service connection in Douglas County, Wisconsin.

Where does Oliver Tavern 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 Oliver Tavern have any drinking water violations?

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

Is Oliver Tavern'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 Oliver Tavern's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Oliver Tavern 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 Douglas County

Water systemCountyPopulation servedTypeSource
Superior Water Light & Power CompanyDouglas26,084CommunitySurface water
Northwestern Elementary and Middle SchoolDouglas890Non-transient non-communityGroundwater
Northwestern High SchoolDouglas448Non-transient non-communityGroundwater
Solon Springs SchoolDouglas375Non-transient non-communityGroundwater
Four Corners Elementary SchoolDouglas300Non-transient non-communityGroundwater
Parkland Town HallDouglas230Transient non-communityGroundwater

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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, “Oliver Tavern, PWSID WI8161333, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/oliver-tavern-wi8161333 (data as of October 1, 2026).