Population Served
27.6K
Service Connections
9.8K
Total Violations
28
Health-Based Violations
0
Lead & Copper Data
Lead Level
Caution2.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2025-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- MARSHALLTOWN
- ZIP Code
- 50158
- Counties Served
- Marshall
- Cities Served
- MARSHALLTOWN
- Open Violations
- 0
- State
- Iowa
Violation Summary
28
Total Violations
0
Health-Based
0
Open Now
Most recent violation: 1994-04-01
Explore Iowa Water Quality
See all water systems, lead data, and violation trends for Iowa.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: IA6469042.SafeWater Home