Public water system · IL0770010
ActiveElverado Water District
At a glance
Elverado Water District (PWSID IL0770010) is an active community water system in Jackson County, Illinois. It reports serving 763 people through 305 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
763
Service connections
305
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Elverado Water District compare with other water systems in Jackson County?
By EPA's size categories, Elverado Water District is a small system (501 to 3,300 people). Jackson County has 25 active public water systems. Its population served is about 67% below the county average of 2,289 people per system, and accounts for 1.3% of the 57,218 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 Elverado Water District 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 Elverado Water District?
EPA lists Elverado Water District 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. 17 of the 25 active systems in Jackson County (68%) are also owned by a local government.
Does Elverado Water District have drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in July 2025. The violations listed here began between January 1999 and July 2025. By type: 5 monitoring and reporting, 2 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Consumer Confidence Rule (2 of them). EPA lists 7 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 |
|---|---|---|---|---|
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2017-08-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2017-08-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2013-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chloraminecode 1006 | No | Resolved |
| 2012-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2010-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Chloritecode 1009 | Yes | Resolved |
| 1999-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1999-01-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
All 8 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.
Elverado Water District: frequently asked questions
Who runs Elverado Water District?
Elverado Water District (PWSID IL0770010) is a community water system owned by a local government. It is regulated by the IL state drinking water program.
How many people does Elverado Water District serve?
Elverado Water District reports serving 763 people through 305 service connections in Jackson County, Illinois.
Where does Elverado Water District 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 Elverado Water District have any drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in July 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 Elverado Water District'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 8 violations for this system; 1 is health-based, and the most recent began in July 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 Elverado Water District's water quality report?
As a community water system, Elverado Water District 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 Jackson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Carbondale | Jackson | 22,107 | Community | Surface water |
| Murphysboro | Jackson | 10,241 | Community | Purchased surface water |
| South Highway PWD | Jackson | 4,972 | Community | Purchased surface water |
| Murdale PWD | Jackson | 4,963 | Community | Purchased surface water |
| Lakeside PWD | Jackson | 3,065 | Community | Purchased surface water |
| De Soto | Jackson | 1,910 | 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, “Elverado Water District, PWSID IL0770010, Illinois”, https://aquacensus.com/water-systems/illinois/elverado-water-district-il0770010 (data as of October 1, 2026).