Public water system · IL3153965
ActiveToms Farm Market and Greenhouse
At a glance
Toms Farm Market and Greenhouse (PWSID IL3153965) is an active transient non-community water system in McHenry County, Illinois. It reports serving 25 people through 1 service connection. 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 January 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Toms Farm Market and Greenhouse compare with other water systems in McHenry County?
By EPA's size categories, Toms Farm Market and Greenhouse is a very small system (500 people or fewer). McHenry County has 192 active public water systems. Its population served is well below the county average of 1,331 people per system, and accounts for less than 0.1% of the 255,516 people reported by systems filed under the county. Across Illinois, the 3,872 active systems average 3,204 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Toms Farm Market and Greenhouse is well below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Illinois has 1,703 active transient non-community water systems, 44% 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 Toms Farm Market and Greenhouse?
EPA lists Toms Farm Market and Greenhouse 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. 154 of the 192 active systems in McHenry County (80%) are also privately owned.
Does Toms Farm Market and Greenhouse have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2010. By type: 1 monitoring and reporting. The contaminant or rule involved is Total coliform bacteria (TCR). 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 |
|---|---|---|---|---|
| 2010-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | 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.
Toms Farm Market and Greenhouse: frequently asked questions
Who runs Toms Farm Market and Greenhouse?
Toms Farm Market and Greenhouse (PWSID IL3153965) is a transient non-community water system privately owned. It is regulated by the IL state drinking water program.
How many people does Toms Farm Market and Greenhouse serve?
Toms Farm Market and Greenhouse reports serving 25 people through 1 service connection in McHenry County, Illinois.
Where does Toms Farm Market and Greenhouse 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 Toms Farm Market and Greenhouse 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 January 2010. 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 Toms Farm Market and Greenhouse'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 January 2010. For current results, consult EPA ECHO, or the IL state drinking water program.
Where can I find Toms Farm Market and Greenhouse's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Toms Farm Market and Greenhouse is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in McHenry County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Crystal Lake | McHenry | 40,661 | Community | Groundwater |
| Algonquin | McHenry | 30,700 | Community | Groundwater |
| Lake in the Hills | McHenry | 28,661 | Community | Groundwater |
| Huntley | McHenry | 28,495 | Community | Groundwater |
| Woodstock | McHenry | 25,630 | Community | Groundwater |
| Mchenry | McHenry | 22,335 | 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, “Toms Farm Market and Greenhouse, PWSID IL3153965, Illinois”, https://aquacensus.com/water-systems/illinois/toms-farm-market-and-greenhouse-il3153965 (data as of October 1, 2026).