Public water system · IA3338010
ActiveElgin Municipal Water Supply
At a glance
Elgin Municipal Water Supply (PWSID IA3338010) is an active community water system in Fayette County, Iowa. It reports serving 685 people through 350 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 July 2006.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
685
Service connections
350
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Elgin Municipal Water Supply compare with other water systems in Fayette County?
By EPA's size categories, Elgin Municipal Water Supply is a small system (501 to 3,300 people). Fayette County has 23 active public water systems, and Elgin Municipal Water Supply is the 4th-largest of them by population served. Its population served is roughly in line with the county average of 634 people per system, and accounts for 4.7% 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 Elgin Municipal 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 Elgin Municipal Water Supply?
EPA lists Elgin Municipal 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 Elgin Municipal Water Supply have drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in July 2006. The violations listed here began between January 1995 and July 2006. By type: 5 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 6 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 |
|---|---|---|---|---|
| 2006-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2001-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1999-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1999-06-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1998-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1995-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
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.
Elgin Municipal Water Supply: frequently asked questions
Who runs Elgin Municipal Water Supply?
Elgin Municipal Water Supply (PWSID IA3338010) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Elgin Municipal Water Supply serve?
Elgin Municipal Water Supply reports serving 685 people through 350 service connections in Fayette County, Iowa.
Where does Elgin Municipal 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 Elgin Municipal Water Supply have any drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in July 2006. 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 Elgin Municipal 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 6 violations for this system; none is health-based, and the most recent began in July 2006. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Elgin Municipal Water Supply's water quality report?
As a community water system, Elgin Municipal 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 |
| Fayette Water Supply | Fayette | 1,256 | 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, “Elgin Municipal Water Supply, PWSID IA3338010, Iowa”, https://aquacensus.com/water-systems/iowa/elgin-municipal-water-supply-ia3338010 (data as of October 1, 2026).