Water Quality: Marion, IA
3 water systems • 42,861 people served
Some ConcernsWater Quality Summary
Marion is served by 3 public water systems with a combined service population of 42,861 people, and has 1 EPA Safe Drinking Water Act violation on record. Critically, 1 of those are health-based violation, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Marion's violation count is 94% below the national average for Iowa. Contaminants associated with violations include Total Organic Carbon.
Contaminants Found
Not a direct health risk but reacts with disinfectants to form carcinogenic byproducts such as trihalomethanes.
Common source: Decaying plant material, algae, soil organic matter in source water
EPA limit: Treatment technique (must reduce TOC based on source water level)
Water Systems Serving Marion
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| MARION MUNICIPAL WATER DEPT | IA5751035 | Groundwater | 41,623 | 1 |
| EAGLE RIDGE | IA5751602 | Groundwater | 1,005 | 0 |
| GLENBROOK COVE AREA | IA5751040 | Surface Water | 233 | 0 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Iowa
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.