Hills Water Supply
EPA ID: IA5221001 · 863 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for Hills Water Supply (IA5221001): no drinking-water violations recorded since 2021. Nothing in the federal violation file is listed against Hills Water Supply, a system that provides water to roughly 863 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Hills Water Supply Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Hills Water Supply have a median household income of $69,169 and about 25,666 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 56% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Hills Water Supply's water is classified in EPA records as a groundwater source. 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.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Iowa
System Overview
Hills Water Supply (EPA ID: IA5221001) is a community water system in Iowa that serves approximately 863 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.002 mg/L | No | 2023-12-31 |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
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: Ask your water utility whether running cold water for 2 minutes is enough to flush your plumbing before drinking.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by IA or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Hills Water Supply (IA5221001) on EPA.gov.
Frequently Asked Questions
Is Hills Water Supply water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Hills Water Supply in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Hills Water Supply serve?
Hills Water Supply serves approximately 863 people across 2 ZIP codes in Iowa.
Where does Hills Water Supply get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Hills Water Supply Water Quality Report, IA. https://zipcheckup.com/water-system/ia5221001/
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