Public water system · IL3140590
ActiveJefferson Plaza
At a glance
Jefferson Plaza (PWSID IL3140590) is an active transient non-community water system in Iroquois County, Illinois. It reports serving 89 people through 3 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
89
Service connections
3
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Jefferson Plaza compare with other water systems in Iroquois County?
By EPA's size categories, Jefferson Plaza is a very small system (500 people or fewer). Iroquois County has 56 active public water systems. Its population served is well below the county average of 442 people per system, and accounts for 0.4% of the 24,775 people reported by systems filed under the county. Across Illinois, the 3,872 active systems average 3,204 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Jefferson Plaza is about 38% 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. Illinois has 1,703 active transient non-community water systems, 44% of the state's 3,872 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,808 Illinois systems (73%) list groundwater as their primary source.
Who owns and regulates Jefferson Plaza?
EPA lists Jefferson Plaza as privately owned. The IL state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 28 of the 56 active systems in Iroquois County (50%) are also privately owned.
Does Jefferson Plaza 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 Jefferson Plaza. For the latest compliance status, check EPA ECHO for current compliance history.
Jefferson Plaza: frequently asked questions
Who runs Jefferson Plaza?
Jefferson Plaza (PWSID IL3140590) is a transient non-community water system privately owned. It is regulated by the IL state drinking water program.
How many people does Jefferson Plaza serve?
Jefferson Plaza reports serving 89 people through 3 service connections in Iroquois County, Illinois.
Where does Jefferson Plaza 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 Jefferson Plaza have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Jefferson Plaza'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 IL state drinking water program.
Where can I find Jefferson Plaza's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Jefferson Plaza 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 Iroquois County
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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, “Jefferson Plaza, PWSID IL3140590, Illinois”, https://aquacensus.com/water-systems/illinois/jefferson-plaza-il3140590 (data as of October 1, 2026).