Public water system · WI4590665
ActiveOtter Springs Bar
At a glance
Otter Springs Bar (PWSID WI4590665) is an active transient non-community water system in Shawano 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 records list 2 violations for this system; 1 is health-based, and the most recent began in August 2002.
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
How does Otter Springs Bar compare with other water systems in Shawano County?
By EPA's size categories, Otter Springs Bar is a very small system (500 people or fewer). Shawano County has 116 active public water systems. Its population served is well below the county average of 210 people per system, and accounts for 0.1% of the 24,399 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 Otter Springs Bar 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 Otter Springs Bar?
EPA lists Otter Springs Bar 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. 100 of the 116 active systems in Shawano County (86%) are also privately owned.
Does Otter Springs Bar have drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in August 2002. The violations listed here began between January 1994 and August 2002. By type: 1 contaminant level above the legal limit and 1 monitoring and reporting. The contaminants or rules involved are Total coliform bacteria (TCR) and Nitrate. EPA lists 2 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 |
|---|---|---|---|---|
| 2002-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1994-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
All 2 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.
Otter Springs Bar: frequently asked questions
Who runs Otter Springs Bar?
Otter Springs Bar (PWSID WI4590665) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Otter Springs Bar serve?
Otter Springs Bar reports serving 25 people through 1 service connection in Shawano County, Wisconsin.
Where does Otter Springs Bar 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 Otter Springs Bar have any drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in August 2002. 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 Otter Springs Bar'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 2 violations for this system; 1 is health-based, and the most recent began in August 2002. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Otter Springs Bar's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Otter Springs Bar 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 Shawano County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Shawano Waterworks | Shawano | 9,610 | Community | Groundwater |
| Shawano Lk San Dist 1 | Shawano | 4,950 | Community | Groundwater |
| Bonduel Waterworks | Shawano | 1,475 | Community | Groundwater |
| Wittenberg Waterworks | Shawano | 1,200 | Community | Groundwater |
| Birnamwood Waterworks | Shawano | 832 | Community | Groundwater |
| Tigerton Waterworks | Shawano | 705 | 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, “Otter Springs Bar, PWSID WI4590665, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/otter-springs-bar-wi4590665 (data as of October 1, 2026).