South Hills Water System
EPA ID: OR4100306 · 250 people served · 3 ZIP codes
ZipCheckup's reading of EPA records for South Hills Water System (OR4100306): no drinking-water violations recorded since 2021. South Hills Water System's compliance file in EPA SDWIS lists no violations, whether health-based or monitoring and reporting, for a utility that supplies water to approximately 250 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for South Hills Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with South Hills Water System have a median household income of $105,999 and about 69,397 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 52% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
South Hills Water System'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 Oregon
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
South Hills Water System (EPA ID: OR4100306) is a community water system in Oregon that serves approximately 250 people from groundwater sources.
This system provides water to 3 ZIP codes across 3 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| Below the reporting limit | No | 2025-12-31 |
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 OR 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 South Hills Water System (OR4100306) on EPA.gov.
Frequently Asked Questions
Is South Hills Water System water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for South Hills Water System 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 South Hills Water System serve?
South Hills Water System serves approximately 250 people across 3 ZIP codes in Oregon.
Where does South Hills Water System get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). South Hills Water System Water Quality Report, OR. https://zipcheckup.com/water-system/or4100306/
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