Public water system · IL0790010
ActiveEj Water Cooperative
At a glance
Ej Water Cooperative (PWSID IL0790010) is an active community water system in Jasper County, Illinois. It reports serving 29,720 people through 11,888 service connections. Its primary water source is surface water, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
29,720
Service connections
11,888
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Ej Water Cooperative compare with other water systems in Jasper County?
By EPA's size categories, Ej Water Cooperative is a large system (10,001 to 100,000 people). Jasper County has 5 active public water systems, and Ej Water Cooperative is the largest of them by population served. Its population served is about 4.5 times the county average of 6,627 people per system, and accounts for 90% of the 33,137 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 Ej Water Cooperative is about 4.4 times 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 89 Illinois systems (2.3%) list surface water as their primary source.
Who owns and regulates Ej Water Cooperative?
EPA lists Ej Water Cooperative 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. 2 of the 5 active systems in Jasper County (40%) are also privately owned.
Does Ej Water Cooperative have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2026. The violations listed here began between November 2024 and January 2026. By type: 9 monitoring and reporting and 3 public notice, recordkeeping or other. The contaminant or rule involved most often is Turbidity (3 of them). EPA lists 11 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-01-17 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2026-01-17 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2025-07-01 | Monitoring and reportingMonitoring, Source Water (LT2) · code 32 | Cryptosporidiumcode 3015 | No | Resolved |
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2025-04-01 | Monitoring and reportingMonitoring, Source Water (LT2) · code 32 | Cryptosporidiumcode 3015 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring, Source Water (LT2) · code 32 | Turbiditycode 0100 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring, Source Water (LT2) · code 32 | E. colicode 3014 | No | Resolved |
| 2024-12-01 | Monitoring and reportingMonitoring, Source Water (LT2) · code 32 | Turbiditycode 0100 | No | Resolved |
| 2024-12-01 | Monitoring and reportingMonitoring, Source Water (LT2) · code 32 | E. colicode 3014 | No | Resolved |
| 2024-11-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chloritecode 1009 | No | Resolved |
| 2024-11-01 | Monitoring and reportingMonitoring, Source Water (LT2) · code 32 | E. colicode 3014 | No | Resolved |
| 2024-11-01 | Monitoring and reportingMonitoring, Source Water (LT2) · code 32 | Turbiditycode 0100 | No | Resolved |
The 12 most recent 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.
Ej Water Cooperative: frequently asked questions
Who runs Ej Water Cooperative?
Ej Water Cooperative (PWSID IL0790010) is a community water system privately owned. It is regulated by the IL state drinking water program.
How many people does Ej Water Cooperative serve?
Ej Water Cooperative reports serving 29,720 people through 11,888 service connections in Jasper County, Illinois.
Where does Ej Water Cooperative get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Ej Water Cooperative have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2026. 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 Ej Water Cooperative'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the IL state drinking water program.
Where can I find Ej Water Cooperative's water quality report?
As a community water system, Ej Water Cooperative 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 Jasper County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Newton | Jasper | 2,977 | Community | Groundwater |
| Sainte Marie | Jasper | 243 | Community | Purchased groundwater |
| Willow Hill | Jasper | 172 | Community | Groundwater |
| Ice House America Newton | Jasper | 25 | Transient non-community | Purchased 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, “Ej Water Cooperative, PWSID IL0790010, Illinois”, https://aquacensus.com/water-systems/illinois/ej-water-cooperative-il0790010 (data as of October 1, 2026).