Public water system · IA9585801
ActiveIowa Cage Free - Thompson
At a glance
Iowa Cage Free - Thompson (PWSID IA9585801) is an active non-transient non-community water system in Winnebago County, Iowa. It reports serving 170 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 4 violations for this system; none is health-based, and the most recent began in July 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
170
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Iowa Cage Free - Thompson compare with other water systems in Winnebago County?
By EPA's size categories, Iowa Cage Free - Thompson is a very small system (500 people or fewer). Winnebago County has 19 active public water systems. Its population served is about 66% below the county average of 496 people per system, and accounts for 1.8% of the 9,425 people reported by systems filed under the county. Across Iowa, the 1,828 active systems average 1,718 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Iowa Cage Free - Thompson is about 60% below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Iowa has 118 active non-transient non-community water systems, 6.5% of the state's 1,828 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,502 Iowa systems (82%) list groundwater as their primary source.
Who owns and regulates Iowa Cage Free - Thompson?
EPA lists Iowa Cage Free - Thompson as privately owned. The IA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 10 of the 19 active systems in Winnebago County (53%) are also privately owned.
Does Iowa Cage Free - Thompson have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in July 2020. The violations listed here began between July 2013 and July 2020. By type: 4 monitoring and reporting. The contaminant or rule involved most often is Haloacetic acids (HAA5) (2 of them). EPA lists 4 as resolved. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2020-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2020-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2013-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2013-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
All 4 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.
Iowa Cage Free - Thompson: frequently asked questions
Who runs Iowa Cage Free - Thompson?
Iowa Cage Free - Thompson (PWSID IA9585801) is a non-transient non-community water system privately owned. It is regulated by the IA state drinking water program.
How many people does Iowa Cage Free - Thompson serve?
Iowa Cage Free - Thompson reports serving 170 people through 1 service connection in Winnebago County, Iowa.
Where does Iowa Cage Free - Thompson 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 Iowa Cage Free - Thompson have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in July 2020. 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 Iowa Cage Free - Thompson'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 4 violations for this system; none is health-based, and the most recent began in July 2020. For current results, consult EPA ECHO, or the IA state drinking water program.
Where can I find Iowa Cage Free - Thompson's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Iowa Cage Free - Thompson is a non-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 Winnebago County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Forest City Water Supply | Winnebago | 4,285 | Community | Groundwater |
| Lake Mills Municipal Water Dept-South | Winnebago | 2,158 | Community | Groundwater |
| Buffalo Center Muni Water Dept | Winnebago | 857 | Community | Groundwater |
| Thompson Water Works | Winnebago | 499 | Community | Groundwater |
| Three Fingers Campground | Winnebago | 252 | Transient non-community | Groundwater |
| Leland Water Supply | Winnebago | 249 | 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, “Iowa Cage Free - Thompson, PWSID IA9585801, Iowa”, https://aquacensus.com/water-systems/iowa/iowa-cage-free-thompson-ia9585801 (data as of October 1, 2026).