Public water system · WI1140321
ActiveJamaican Oasis
At a glance
Jamaican Oasis (PWSID WI1140321) is an active transient non-community water system in Dodge County, Wisconsin. It reports serving 32 people through 2 service connections. 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
32
Service connections
2
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Jamaican Oasis compare with other water systems in Dodge County?
By EPA's size categories, Jamaican Oasis is a very small system (500 people or fewer). Dodge County has 180 active public water systems. Its population served is well below the county average of 408 people per system, and accounts for less than 0.1% of the 73,453 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 Jamaican Oasis 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 Jamaican Oasis?
EPA lists Jamaican Oasis 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. 134 of the 180 active systems in Dodge County (74%) are also privately owned.
Does Jamaican Oasis 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 Jamaican Oasis. For the latest compliance status, check EPA ECHO for current compliance history.
Jamaican Oasis: frequently asked questions
Who runs Jamaican Oasis?
Jamaican Oasis (PWSID WI1140321) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Jamaican Oasis serve?
Jamaican Oasis reports serving 32 people through 2 service connections in Dodge County, Wisconsin.
Where does Jamaican Oasis 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 Jamaican Oasis have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Jamaican Oasis' 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 Jamaican Oasis' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Jamaican Oasis 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 Dodge County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Beaver Dam Water Utility | Dodge | 16,200 | Community | Groundwater |
| Waupun Utilities | Dodge | 8,056 | Community | Groundwater |
| Mayville Waterworks | Dodge | 5,112 | Community | Groundwater |
| Waupun Correctional Inst | Dodge | 3,706 | Community | Groundwater |
| Horicon Waterworks | Dodge | 3,682 | Community | Groundwater |
| Lomira Waterworks | Dodge | 2,701 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Jamaican Oasis, PWSID WI1140321, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/jamaican-oasis-wi1140321 (data as of October 1, 2026).