Public water system · IA9905302
ActiveWilson Subdivision Well #9
At a glance
Wilson Subdivision Well #9 (PWSID IA9905302) is an active transient non-community water system in Wright County, Iowa. It reports serving 63 people through 25 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 9 violations for this system; 2 are health-based, and the most recent began in October 2005.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
63
Service connections
25
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Wilson Subdivision Well #9 compare with other water systems in Wright County?
By EPA's size categories, Wilson Subdivision Well #9 is a very small system (500 people or fewer). Wright County has 22 active public water systems. Its population served is well below the county average of 552 people per system, and accounts for 0.5% of the 12,136 people reported by systems filed under the county. Across Iowa, the 1,828 active systems average 1,718 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Wilson Subdivision Well #9 is about 56% 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. Iowa has 626 active transient non-community water systems, 34% 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 Wilson Subdivision Well #9?
EPA lists Wilson Subdivision Well #9 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. 13 of the 22 active systems in Wright County (59%) are also privately owned.
Does Wilson Subdivision Well #9 have drinking water violations?
EPA's records list 9 violations for this system; 2 are health-based, and the most recent began in October 2005. The violations listed here began between April 1990 and October 2005. By type: 7 monitoring and reporting and 2 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (6 of them). EPA lists 9 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 |
|---|---|---|---|---|
| 2005-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2003-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1997-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1994-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1993-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1990-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
All 9 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.
Wilson Subdivision Well #9: frequently asked questions
Who runs Wilson Subdivision Well #9?
Wilson Subdivision Well #9 (PWSID IA9905302) is a transient non-community water system privately owned. It is regulated by the IA state drinking water program.
How many people does Wilson Subdivision Well #9 serve?
Wilson Subdivision Well #9 reports serving 63 people through 25 service connections in Wright County, Iowa.
Where does Wilson Subdivision Well #9 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 Wilson Subdivision Well #9 have any drinking water violations?
EPA's records list 9 violations for this system; 2 are health-based, and the most recent began in October 2005. 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 Wilson Subdivision Well #9'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 9 violations for this system; 2 are health-based, and the most recent began in October 2005. For current results, consult EPA ECHO, or the IA state drinking water program.
Where can I find Wilson Subdivision Well #9's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Wilson Subdivision Well #9 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 Wright County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Eagle Grove Water Supply | Wright | 3,601 | Community | Groundwater |
| Clarion Water Supply | Wright | 2,810 | Community | Groundwater |
| Belmond Water Supply | Wright | 2,463 | Community | Groundwater |
| Prestage Foods of Iowa | Wright | 800 | Non-transient non-community | Groundwater |
| Goldfield Water Supply | Wright | 634 | Community | Groundwater |
| Dows Water Supply | Wright | 526 | 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, “Wilson Subdivision Well #9, PWSID IA9905302, Iowa”, https://aquacensus.com/water-systems/iowa/wilson-subdivision-well-9-ia9905302 (data as of October 1, 2026).