Ciww (wdmww)
EPA ID: IA7785009 · 25 people served · 2 ZIP codes
Over five tracked years, Ciww (wdmww) has stayed completely violation-free for its 25 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Demographics
The Ciww (wdmww) serves a community with a median household income of $84,935 and an estimated 69,831 residents across its service area. Approximately 41% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Ciww (wdmww)'s water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
About 1% of homes in Polk County, Iowa rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Iowa
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Ciww (wdmww) (EPA ID: IA7785009) is a community water system in Iowa that serves approximately 25 people from groundwater sources.
This system provides water to 2 ZIP codes across 1 community.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Ciww (wdmww) (IA7785009) on EPA.gov.
Frequently Asked Questions
Is Ciww (wdmww) water safe to drink?
Based on EPA records, Ciww (wdmww) has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Ciww (wdmww) serve?
Ciww (wdmww) serves approximately 25 people across 2 ZIP codes in Iowa.
Where does Ciww (wdmww) get its water?
The primary water source is groundwater.