Public water system · IL2015685
ActiveSix Oaks MHP
At a glance
Six Oaks MHP (PWSID IL2015685) is an active community water system in Winnebago County, Illinois. It reports serving 48 people through 30 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
48
Service connections
30
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Six Oaks MHP compare with other water systems in Winnebago County?
By EPA's size categories, Six Oaks MHP is a very small system (500 people or fewer). Winnebago County has 137 active public water systems. Its population served is well below the county average of 1,841 people per system, and accounts for less than 0.1% of the 252,201 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 Six Oaks MHP 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 Six Oaks MHP?
EPA lists Six Oaks MHP 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. 102 of the 137 active systems in Winnebago County (74%) are also privately owned.
Does Six Oaks MHP have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2024. The violations listed here began between July 1993 and October 2024. By type: 2 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Nitrate, Consumer Confidence Rule and Total coliform bacteria (TCR). EPA lists 2 as resolved and 1 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 |
|---|---|---|---|---|
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2019-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1993-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 3 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.
Six Oaks MHP: frequently asked questions
Who runs Six Oaks MHP?
Six Oaks MHP (PWSID IL2015685) is a community water system privately owned. It is regulated by the IL state drinking water program.
How many people does Six Oaks MHP serve?
Six Oaks MHP reports serving 48 people through 30 service connections in Winnebago County, Illinois.
Where does Six Oaks MHP 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 Six Oaks MHP have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2024. 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 Six Oaks MHP'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 3 violations for this system; none is health-based, and the most recent began in October 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the IL state drinking water program.
Where can I find Six Oaks MHP's water quality report?
As a community water system, Six Oaks MHP 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 Winnebago County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rockford | Winnebago | 147,051 | Community | Groundwater |
| North Park PWD | Winnebago | 35,580 | Community | Groundwater |
| Loves Park | Winnebago | 23,335 | Community | Groundwater |
| Il American-South Beloit | Winnebago | 7,893 | Community | Purchased groundwater |
| Rockton | Winnebago | 7,685 | Community | Groundwater |
| Cherry Valley | Winnebago | 4,731 | 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, “Six Oaks MHP, PWSID IL2015685, Illinois”, https://aquacensus.com/water-systems/illinois/six-oaks-mhp-il2015685 (data as of October 1, 2026).