Public water system · IA9303024
ActiveAllerton Water Works
At a glance
Allerton Water Works (PWSID IA9303024) is an active community water system in Wayne County, Iowa. It reports serving 430 people through 285 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list one violation for this system; it is not health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
430
Service connections
285
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Allerton Water Works compare with other water systems in Wayne County?
By EPA's size categories, Allerton Water Works is a very small system (500 people or fewer). Wayne County has 5 active public water systems, and Allerton Water Works is the 4th-largest of them by population served. Its population served is about 37% below the county average of 678 people per system, and accounts for 13% of the 3,392 people reported by systems filed under the county. Across Iowa, the 1,828 active systems average 1,718 people each. Nationally, the average active community water system reports serving 6,703 people, so Allerton Water Works 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. Iowa has 1,084 active community water systems, 59% of the state's 1,828 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 119 Iowa systems (6.5%) list purchased surface water as their primary source.
Who owns and regulates Allerton Water Works?
EPA lists Allerton Water Works as owned by a local government. 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. 5 of the 5 active systems in Wayne County (100%) are also owned by a local government.
Does Allerton Water Works have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in October 2024. By type: 1 monitoring and reporting. The contaminant or rule involved is Nitrite. EPA lists 1 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 |
|---|---|---|---|---|
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
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.
Allerton Water Works: frequently asked questions
Who runs Allerton Water Works?
Allerton Water Works (PWSID IA9303024) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Allerton Water Works serve?
Allerton Water Works reports serving 430 people through 285 service connections in Wayne County, Iowa.
Where does Allerton Water Works get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Allerton Water Works 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 October 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 Allerton Water Works' 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 October 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Allerton Water Works' water quality report?
As a community water system, Allerton Water Works 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 Wayne County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Corydon Water Supply | Wayne | 1,610 | Community | Purchased surface water |
| Seymour Municipal Utility Water Dept | Wayne | 637 | Community | Purchased surface water |
| Humeston Water Plant | Wayne | 465 | Community | Purchased surface water |
| Lineville Water Supply | Wayne | 250 | 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, “Allerton Water Works, PWSID IA9303024, Iowa”, https://aquacensus.com/water-systems/iowa/allerton-water-works-ia9303024 (data as of October 1, 2026).