Public water system · IL1890250
ActiveIrvington
At a glance
Irvington (PWSID IL1890250) is an active community water system in Washington County, Illinois. It reports serving 1,081 people through 470 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,081
Service connections
470
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Irvington compare with other water systems in Washington County?
By EPA's size categories, Irvington is a small system (501 to 3,300 people). Washington County has 15 active public water systems, and Irvington is the 4th-largest of them by population served. Its population served is about 21% below the county average of 1,367 people per system, and accounts for 5.3% of the 20,507 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 Irvington 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 Irvington?
EPA lists Irvington as owned by a local government. 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. 9 of the 15 active systems in Washington County (60%) are also owned by a local government.
Does Irvington have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 2023. The violations listed here began between July 1994 and October 2023. By type: 4 monitoring and reporting. The contaminant or rule involved most often is Lead and Copper Rule (2 of them). EPA lists 4 as resolved. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2023-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2009-03-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 1994-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
All 4 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.
Irvington: frequently asked questions
Who runs Irvington?
Irvington (PWSID IL1890250) is a community water system owned by a local government. It is regulated by the IL state drinking water program.
How many people does Irvington serve?
Irvington reports serving 1,081 people through 470 service connections in Washington County, Illinois.
Where does Irvington 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 Irvington have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 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 Irvington'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 4 violations for this system; none is health-based, and the most recent began in October 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the IL state drinking water program.
Where can I find Irvington's water quality report?
As a community water system, Irvington 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 Washington County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Washington County Water Company | Washington | 11,374 | Community | Purchased surface water |
| Nashville | Washington | 3,230 | Community | Surface water |
| Okawville | Washington | 1,457 | Community | Purchased surface water |
| Hoyleton Rwc | Washington | 1,020 | Community | Purchased surface water |
| Hoyleton | Washington | 658 | Community | Purchased surface water |
| Ashley | Washington | 565 | 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, “Irvington, PWSID IL1890250, Illinois”, https://aquacensus.com/water-systems/illinois/irvington-il1890250 (data as of October 1, 2026).