Public water system · IA6342711
ActiveMarion Co. Rural Water District
At a glance
Marion Co. Rural Water District (PWSID IA6342711) is an active community water system in Marion County, Iowa. It reports serving 5,687 people through 2,275 service connections. Its primary water source is purchased groundwater, and EPA lists it as privately owned. EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in January 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
5,687
Service connections
2,275
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Marion Co. Rural Water District compare with other water systems in Marion County?
By EPA's size categories, Marion Co. Rural Water District is a medium system (3,301 to 10,000 people). Marion County has 13 active public water systems, and Marion Co. Rural Water District is the 3rd-largest of them by population served. Its population served is about 145% above the county average of 2,325 people per system, and accounts for 19% of the 30,229 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 Marion Co. Rural Water District is about 15% 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 groundwater means the system buys groundwater from another public water system rather than drawing its own. 156 Iowa systems (8.5%) list purchased groundwater as their primary source.
Who owns and regulates Marion Co. Rural Water District?
EPA lists Marion Co. Rural Water District 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. 6 of the 13 active systems in Marion County (46%) are also privately owned.
Does Marion Co. Rural Water District have drinking water violations?
EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in January 2025. The violations listed here began between June 1992 and January 2025. By type: 1 public notice, recordkeeping or other, 1 monitoring and reporting and 1 contaminant level above the legal limit. The contaminants or rules involved are Public Notice, Nitrite and Total coliform bacteria (TCR). EPA lists 2 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-01-21 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2023-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 1992-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 3 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.
Marion Co. Rural Water District: frequently asked questions
Who runs Marion Co. Rural Water District?
Marion Co. Rural Water District (PWSID IA6342711) is a community water system privately owned. It is regulated by the IA state drinking water program.
How many people does Marion Co. Rural Water District serve?
Marion Co. Rural Water District reports serving 5,687 people through 2,275 service connections in Marion County, Iowa.
Where does Marion Co. Rural Water District get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Marion Co. Rural Water District have any drinking water violations?
EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in January 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 Marion Co. Rural Water District'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 3 violations for this system; 1 is health-based, and the most recent began in January 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 Marion Co. Rural Water District's water quality report?
As a community water system, Marion Co. Rural Water District 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 Marion County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Pella Water Works Department | Marion | 11,052 | Community | Groundwater |
| Knoxville Water Works | Marion | 8,400 | Community | Groundwater |
| Pleasantville Water Works | Marion | 1,676 | Community | Groundwater |
| Melcher-Dallas Water Supply | Marion | 1,213 | Community | Groundwater |
| Irua - Pershing Utilities | Marion | 488 | Community | Purchased groundwater |
| Bussey Water Supply | Marion | 427 | Community | Purchased 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, “Marion Co. Rural Water District, PWSID IA6342711, Iowa”, https://aquacensus.com/water-systems/iowa/marion-co-rural-water-district-ia6342711 (data as of October 1, 2026).