Public water system · IA9704060
ActiveAnthon Municipal Water System
At a glance
Anthon Municipal Water System (PWSID IA9704060) is an active community water system in Woodbury County, Iowa. It reports serving 545 people through 328 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 6 violations for this system; none is health-based, and the most recent began in October 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
545
Service connections
328
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Anthon Municipal Water System compare with other water systems in Woodbury County?
By EPA's size categories, Anthon Municipal Water System is a small system (501 to 3,300 people). Woodbury County has 32 active public water systems. Its population served is well below the county average of 3,110 people per system, and accounts for 0.5% of the 99,514 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 Anthon Municipal Water System 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. 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 Anthon Municipal Water System?
EPA lists Anthon Municipal Water System 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. 20 of the 32 active systems in Woodbury County (63%) are also owned by a local government.
Does Anthon Municipal Water System have drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in October 2019. The violations listed here began between June 1982 and October 2019. By type: 5 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Nitrate (3 of them). EPA lists 5 as resolved and 1 as archived. 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. 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 |
|---|---|---|---|---|
| 2019-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2012-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1997-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1991-12-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1989-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Resolved |
| 1982-06-24 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
All 6 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.
Anthon Municipal Water System: frequently asked questions
Who runs Anthon Municipal Water System?
Anthon Municipal Water System (PWSID IA9704060) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Anthon Municipal Water System serve?
Anthon Municipal Water System reports serving 545 people through 328 service connections in Woodbury County, Iowa.
Where does Anthon Municipal Water System 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 Anthon Municipal Water System have any drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in October 2019. 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 Anthon Municipal Water System'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 6 violations for this system; none is health-based, and the most recent began in October 2019. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Anthon Municipal Water System's water quality report?
As a community water system, Anthon Municipal Water System 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 Woodbury County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Sioux City Water Supply | Woodbury | 85,791 | Community | Groundwater under influence of surface water |
| Sergeant Bluff Water Supply | Woodbury | 5,015 | Community | Groundwater |
| Moville Water Supply | Woodbury | 1,687 | Community | Groundwater |
| Sloan Water Supply | Woodbury | 1,042 | Community | Groundwater |
| Lawton Water Supply | Woodbury | 988 | Community | Groundwater |
| Correctionville Water Supply | Woodbury | 766 | 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, “Anthon Municipal Water System, PWSID IA9704060, Iowa”, https://aquacensus.com/water-systems/iowa/anthon-municipal-water-system-ia9704060 (data as of October 1, 2026).