Public water system · IL0935100
ActiveIl American-Valley Marina
At a glance
Il American-Valley Marina (PWSID IL0935100) is an active community water system in Kendall County, Illinois. It reports serving 1,102 people through 424 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in June 1977.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,102
Service connections
424
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Il American-Valley Marina compare with other water systems in Kendall County?
By EPA's size categories, Il American-Valley Marina is a small system (501 to 3,300 people). Kendall County has 47 active public water systems, and Il American-Valley Marina is the 4th-largest of them by population served. Its population served is about 37% below the county average of 1,747 people per system, and accounts for 1.3% of the 82,105 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-Valley Marina 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. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,808 Illinois systems (73%) list groundwater as their primary source.
Who owns and regulates Il American-Valley Marina?
EPA lists Il American-Valley Marina 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. 33 of the 47 active systems in Kendall County (70%) are also privately owned.
Does Il American-Valley Marina have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in June 1977. By type: 1 monitoring and reporting. The contaminant or rule involved is Gross alpha (excluding radon and uranium). EPA lists 1 as archived. 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 |
|---|---|---|---|---|
| 1977-06-30 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
The one violation in EPA's records.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-Valley Marina: frequently asked questions
Who runs Il American-Valley Marina?
Il American-Valley Marina (PWSID IL0935100) is a community water system privately owned. It is regulated by the IL state drinking water program.
How many people does Il American-Valley Marina serve?
Il American-Valley Marina reports serving 1,102 people through 424 service connections in Kendall County, Illinois.
Where does Il American-Valley Marina get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Il American-Valley Marina have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in June 1977. 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-Valley Marina'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 one violation for this system; it is not health-based, and the most recent began in June 1977. 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-Valley Marina's water quality report?
As a community water system, Il American-Valley Marina 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 Kendall County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Oswego | Kendall | 38,169 | Community | Groundwater |
| Yorkville | Kendall | 23,000 | Community | Groundwater |
| Plano | Kendall | 12,600 | Community | Groundwater |
| Newark | Kendall | 986 | Community | Groundwater |
| Silver Springs State Park (94185) | Kendall | 750 | Transient non-community | Groundwater |
| Harvest Baptist Church Well 3 | Kendall | 600 | Transient non-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-Valley Marina, PWSID IL0935100, Illinois”, https://aquacensus.com/water-systems/illinois/il-american-valley-marina-il0935100 (data as of October 1, 2026).