Public water system · IL1035245
ActiveRock River Estates MHP
At a glance
Rock River Estates MHP (PWSID IL1035245) is an active community water system in Lee County, Illinois. It reports serving 400 people through 200 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 5 violations for this system; none is health-based, and the most recent began in July 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
400
Service connections
200
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Rock River Estates MHP compare with other water systems in Lee County?
By EPA's size categories, Rock River Estates MHP is a very small system (500 people or fewer). Lee County has 55 active public water systems. Its population served is about 34% below the county average of 608 people per system, and accounts for 1.2% of the 33,442 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 Rock River Estates 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 Rock River Estates MHP?
EPA lists Rock River Estates 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. 36 of the 55 active systems in Lee County (65%) are also privately owned.
Does Rock River Estates MHP have drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in July 2024. The violations listed here began between September 1997 and July 2024. By type: 2 public notice, recordkeeping or other, 2 monitoring and reporting and 1 reporting. The contaminants or rules involved are Consumer Confidence Rule, Public Notice, Revised Total Coliform Rule and Chlorine. EPA lists 4 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 |
|---|---|---|---|---|
| 2024-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2020-07-25 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-06-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 1997-09-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 5 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.
Rock River Estates MHP: frequently asked questions
Who runs Rock River Estates MHP?
Rock River Estates MHP (PWSID IL1035245) is a community water system privately owned. It is regulated by the IL state drinking water program.
How many people does Rock River Estates MHP serve?
Rock River Estates MHP reports serving 400 people through 200 service connections in Lee County, Illinois.
Where does Rock River Estates 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 Rock River Estates MHP have any drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in July 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 Rock River Estates 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 5 violations for this system; none is health-based, and the most recent began in July 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 Rock River Estates MHP's water quality report?
As a community water system, Rock River Estates 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 Lee County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Dixon | Lee | 15,096 | Community | Groundwater |
| Woodhaven | Lee | 4,100 | Community | Groundwater |
| Amboy | Lee | 2,500 | Community | Groundwater |
| Dixon Correctional Center | Lee | 1,038 | Community | Groundwater |
| Il Hwy 39 Willowcreek Sb Rest | Lee | 1,000 | Transient non-community | Groundwater |
| Ashton | Lee | 967 | 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, “Rock River Estates MHP, PWSID IL1035245, Illinois”, https://aquacensus.com/water-systems/illinois/rock-river-estates-mhp-il1035245 (data as of October 1, 2026).