Public water system · IL3149849
ActiveWalco Tool and Engineering
At a glance
Walco Tool and Engineering (PWSID IL3149849) is an active transient non-community water system in Will County, Illinois. It reports serving 80 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
80
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Walco Tool and Engineering compare with other water systems in Will County?
By EPA's size categories, Walco Tool and Engineering is a very small system (500 people or fewer). Will County has 236 active public water systems. Its population served is well below the county average of 2,607 people per system, and accounts for less than 0.1% of the 615,219 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 Walco Tool and Engineering is about 44% 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 Walco Tool and Engineering?
EPA lists Walco Tool and Engineering 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. 162 of the 236 active systems in Will County (69%) are also privately owned.
Does Walco Tool and Engineering have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2023. By type: 1 monitoring and reporting. The contaminant or rule involved is Nitrite. EPA lists 1 as archived. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Archived |
The one violation in EPA's records.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.
Walco Tool and Engineering: frequently asked questions
Who runs Walco Tool and Engineering?
Walco Tool and Engineering (PWSID IL3149849) is a transient non-community water system privately owned. It is regulated by the IL state drinking water program.
How many people does Walco Tool and Engineering serve?
Walco Tool and Engineering reports serving 80 people through 1 service connection in Will County, Illinois.
Where does Walco Tool and Engineering 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 Walco Tool and Engineering have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2023. 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 Walco Tool and Engineering'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 one violation for this system; it is not health-based, and the most recent began in January 2023. For current results, consult EPA ECHO, or the IL state drinking water program.
Where can I find Walco Tool and Engineering's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Walco Tool and Engineering 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 Will County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Joliet | Will | 160,000 | Community | Groundwater |
| Il American-West Suburban | Will | 73,978 | Community | Purchased surface water |
| Romeoville | Will | 50,458 | Community | Groundwater |
| Plainfield | Will | 50,000 | Community | Purchased surface water |
| New Lenox | Will | 27,690 | Community | Purchased surface water |
| Il American-Homer Township | Will | 24,543 | Community | Purchased surface water |
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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, “Walco Tool and Engineering, PWSID IL3149849, Illinois”, https://aquacensus.com/water-systems/illinois/walco-tool-and-engineering-il3149849 (data as of October 1, 2026).