Public water system · IA3342041
ActiveFayette Water Supply
At a glance
Fayette Water Supply (PWSID IA3342041) is an active community water system in Fayette County, Iowa. It reports serving 1,256 people through 499 service connections. Its primary water source is groundwater, 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 April 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,256
Service connections
499
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Fayette Water Supply compare with other water systems in Fayette County?
By EPA's size categories, Fayette Water Supply is a small system (501 to 3,300 people). Fayette County has 23 active public water systems, and Fayette Water Supply is the 3rd-largest of them by population served. Its population served is about twice the county average of 634 people per system, and accounts for 8.6% of the 14,592 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 Fayette Water Supply 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 Fayette Water Supply?
EPA lists Fayette Water Supply 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. 12 of the 23 active systems in Fayette County (52%) are also owned by a local government.
Does Fayette Water Supply have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in April 2025. By type: 1 monitoring. The contaminant or rule involved is Revised Total Coliform Rule. 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 |
|---|---|---|---|---|
| 2025-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | 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.
Fayette Water Supply: frequently asked questions
Who runs Fayette Water Supply?
Fayette Water Supply (PWSID IA3342041) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Fayette Water Supply serve?
Fayette Water Supply reports serving 1,256 people through 499 service connections in Fayette County, Iowa.
Where does Fayette Water Supply 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 Fayette Water Supply 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 April 2025. 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 Fayette Water Supply'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 April 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Fayette Water Supply's water quality report?
As a community water system, Fayette Water Supply 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 Fayette County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Oelwein Municipal Water Works | Fayette | 5,920 | Community | Groundwater |
| West Union Water Supply | Fayette | 2,540 | Community | Groundwater |
| Elgin Municipal Water Supply | Fayette | 685 | Community | Groundwater |
| Clermont Water Supply | Fayette | 586 | Community | Groundwater |
| North Fayette Valley Community School | Fayette | 552 | Non-transient non-community | Groundwater |
| Maynard Water Supply | Fayette | 476 | 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, “Fayette Water Supply, PWSID IA3342041, Iowa”, https://aquacensus.com/water-systems/iowa/fayette-water-supply-ia3342041 (data as of October 1, 2026).