Public water system · IL1910020
ActiveJasper Waterworks Corporation
At a glance
Jasper Waterworks Corporation (PWSID IL1910020) is an active community water system in Wayne County, Illinois. It reports serving 1,578 people through 631 service connections. Its primary water source is purchased surface water, and EPA lists it as privately owned. EPA's records list 9 violations for this system; 7 are health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,578
Service connections
631
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Jasper Waterworks Corporation compare with other water systems in Wayne County?
By EPA's size categories, Jasper Waterworks Corporation is a small system (501 to 3,300 people). Wayne County has 12 active public water systems, and Jasper Waterworks Corporation is the 3rd-largest of them by population served. Its population served is about 16% above the county average of 1,365 people per system, and accounts for 9.6% of the 16,379 people reported by systems filed under the county. Across Illinois, the 3,872 active systems average 3,204 people each. Nationally, the average active community water system reports serving 6,703 people, so Jasper Waterworks Corporation is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Illinois has 1,773 active community water systems, 46% of the state's 3,872 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 619 Illinois systems (16%) list purchased surface water as their primary source.
Who owns and regulates Jasper Waterworks Corporation?
EPA lists Jasper Waterworks Corporation 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. 4 of the 12 active systems in Wayne County (33%) are also privately owned.
Does Jasper Waterworks Corporation have drinking water violations?
EPA's records list 9 violations for this system; 7 are health-based, and the most recent began in October 2025. The violations listed here began between July 2004 and October 2025. By type: 6 contaminant level above the legal limit, 2 monitoring and reporting and 1 required treatment not met. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (4 of them). EPA lists 8 as resolved and 1 as archived. 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. 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 |
|---|---|---|---|---|
| 2025-10-01 | Required treatment not metTreatment Technique Precursor Removal · code 46 | Carbon, totalcode 2920 | Yes | Archived |
| 2024-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2024-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2023-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2023-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2014-08-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2007-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2004-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 9 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.
Jasper Waterworks Corporation: frequently asked questions
Who runs Jasper Waterworks Corporation?
Jasper Waterworks Corporation (PWSID IL1910020) is a community water system privately owned. It is regulated by the IL state drinking water program.
How many people does Jasper Waterworks Corporation serve?
Jasper Waterworks Corporation reports serving 1,578 people through 631 service connections in Wayne County, Illinois.
Where does Jasper Waterworks Corporation get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Jasper Waterworks Corporation have any drinking water violations?
EPA's records list 9 violations for this system; 7 are health-based, and the most recent began in October 2025. 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 Jasper Waterworks Corporation'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 9 violations for this system; 7 are health-based, and the most recent began in October 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the IL state drinking water program.
Where can I find Jasper Waterworks Corporation's water quality report?
As a community water system, Jasper Waterworks Corporation must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Wayne County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Fairfield | Wayne | 6,202 | Community | Surface water |
| Western Wayne Water District | Wayne | 3,516 | Community | Purchased surface water |
| New Hope Waterworks Corp | Wayne | 1,285 | Community | Purchased surface water |
| Wayne City | Wayne | 1,239 | Community | Surface water |
| Boyleston Waterworks Corp | Wayne | 948 | Community | Purchased surface water |
| Cisne | Wayne | 634 | 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, “Jasper Waterworks Corporation, PWSID IL1910020, Illinois”, https://aquacensus.com/water-systems/illinois/jasper-waterworks-corporation-il1910020 (data as of October 1, 2026).