Public water system · IL1797050
ActiveIl American-Washington Estates
At a glance
Il American-Washington Estates (PWSID IL1797050) is an active community water system in Tazewell County, Illinois. It reports serving 1,143 people through 457 service connections. Its primary water source is purchased groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in January 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,143
Service connections
457
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Il American-Washington Estates compare with other water systems in Tazewell County?
By EPA's size categories, Il American-Washington Estates is a small system (501 to 3,300 people). Tazewell County has 83 active public water systems. Its population served is about 27% below the county average of 1,557 people per system, and accounts for 0.9% of the 129,226 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 Il American-Washington Estates 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 groundwater means the system buys groundwater from another public water system rather than drawing its own. 348 Illinois systems (9%) list purchased groundwater as their primary source.
Who owns and regulates Il American-Washington Estates?
EPA lists Il American-Washington Estates 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. 57 of the 83 active systems in Tazewell County (69%) are also privately owned.
Does Il American-Washington Estates have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in January 2019. The violations listed here began between October 1992 and January 2019. By type: 11 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 7 as resolved and 5 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 |
|---|---|---|---|---|
| 2019-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2003-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 2001-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1996-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1994-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1994-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1992-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Carbon tetrachloridecode 2982 | No | Resolved |
| 1992-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Toluenecode 2991 | No | Resolved |
| 1992-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1-Dichloroethylenecode 2977 | No | Resolved |
| 1992-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Benzenecode 2990 | No | Resolved |
| 1992-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | trans-1,2-Dichloroethylenecode 2979 | 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.
Il American-Washington Estates: frequently asked questions
Who runs Il American-Washington Estates?
Il American-Washington Estates (PWSID IL1797050) is a community water system privately owned. It is regulated by the IL state drinking water program.
How many people does Il American-Washington Estates serve?
Il American-Washington Estates reports serving 1,143 people through 457 service connections in Tazewell County, Illinois.
Where does Il American-Washington Estates get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Il American-Washington Estates have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in January 2019. 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 Il American-Washington Estates' 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, one is health-based, and the most recent began in January 2019. For current results, consult the system's annual water quality report, EPA ECHO, or the IL state drinking water program.
Where can I find Il American-Washington Estates' water quality report?
As a community water system, Il American-Washington Estates 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 Tazewell County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Il American-Pekin | Tazewell | 31,731 | Community | Groundwater |
| East Peoria | Tazewell | 22,284 | Community | Groundwater |
| Morton | Tazewell | 17,111 | Community | Groundwater |
| Washington | Tazewell | 14,793 | Community | Groundwater |
| North Tazewell PWD | Tazewell | 7,625 | Community | Groundwater |
| Creve Coeur | Tazewell | 4,934 | Community | 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, “Il American-Washington Estates, PWSID IL1797050, Illinois”, https://aquacensus.com/water-systems/illinois/il-american-washington-estates-il1797050 (data as of October 1, 2026).