Ophiem Public Water System
EPA ID: IL0735150 · 110 people served · 1 ZIP code
Federal monitoring records confirm Ophiem Public Water System has operated without any EPA violations for the full five-year window — covering every contaminant category and reporting cycle across a service area of approximately 110 residents, with no gaps in the compliance record.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 1 (2021) to 1 (2024). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Ophiem Public Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Ophiem Public Water System serves a community with a median household income of $72,955 and an estimated 1,038 residents across its service area. Approximately 88% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 31% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
Ophiem Public Water System'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 Henry County, Illinois rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Wastewater Proximity Note: This service area ranks in the 60th percentile nationally for proximity to wastewater discharge points.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Illinois
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
Ophiem Public Water System (EPA ID: IL0735150) is a community water system in Illinois that serves approximately 110 people from groundwater sources.
This system serves ZIP code 61413 in Alpha.
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
- 61413 — Alpha
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Ophiem Public Water System (IL0735150) on EPA.gov.
Frequently Asked Questions
Is Ophiem Public Water System water safe to drink?
Based on EPA records, Ophiem Public Water System has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Ophiem Public Water System serve?
Ophiem Public Water System serves approximately 110 people across 1 ZIP code in Illinois.
Where does Ophiem Public Water System get its water?
The primary water source is groundwater.