Public water system · IL0312800
ActiveWeatherstone Lakes MHP
At a glance
Weatherstone Lakes MHP (PWSID IL0312800) is an active community water system in Cook County, Illinois. It reports serving 221 people through 121 service connections. Its primary water source is purchased groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
221
Service connections
121
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Weatherstone Lakes MHP compare with other water systems in Cook County?
By EPA's size categories, Weatherstone Lakes MHP is a very small system (500 people or fewer). Cook County has 251 active public water systems. Its population served is well below the county average of 20,993 people per system, and accounts for less than 0.1% of the 5,269,212 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 Weatherstone Lakes 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. 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 Weatherstone Lakes MHP?
EPA lists Weatherstone Lakes 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. 108 of the 251 active systems in Cook County (43%) are also privately owned.
Does Weatherstone Lakes MHP have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Weatherstone Lakes MHP. For the latest compliance status, check EPA ECHO for current compliance history.
Weatherstone Lakes MHP: frequently asked questions
Who runs Weatherstone Lakes MHP?
Weatherstone Lakes MHP (PWSID IL0312800) is a community water system privately owned. It is regulated by the IL state drinking water program.
How many people does Weatherstone Lakes MHP serve?
Weatherstone Lakes MHP reports serving 221 people through 121 service connections in Cook County, Illinois.
Where does Weatherstone Lakes MHP 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 Weatherstone Lakes MHP have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Weatherstone Lakes 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 Safe Drinking Water Act records list no violations for this system. For current results, consult the system's annual water quality report, EPA ECHO, or the IL state drinking water program.
Where can I find Weatherstone Lakes MHP's water quality report?
As a community water system, Weatherstone Lakes 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 Cook County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Chicago | Cook | 2,721,308 | Community | Surface water |
| Cicero | Cook | 83,000 | Community | Purchased surface water |
| Schaumburg | Cook | 75,750 | Community | Purchased surface water |
| Evanston | Cook | 74,486 | Community | Surface water |
| Arlington Heights | Cook | 73,320 | Community | Purchased surface water |
| Palatine | Cook | 70,875 | 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, “Weatherstone Lakes MHP, PWSID IL0312800, Illinois”, https://aquacensus.com/water-systems/illinois/weatherstone-lakes-mhp-il0312800 (data as of October 1, 2026).