Central Macoupin County Rwd
EPA ID: IL1170040 · 1,883 people served · 1 ZIP code
Zero violations in five consecutive years of EPA monitoring — Central Macoupin County Rwd has held a clean track record across every reporting cycle in that span, with no enforcement activity of any kind on file for the full service population of 1,883 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Central Macoupin County Rwd Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Central Macoupin County Rwd serves a community with a median household income of $64,440 and an estimated 7,911 residents across its service area. Approximately 67% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 38% 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?
Central Macoupin County Rwd's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
About 1% of homes in Macoupin County, Illinois rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
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
Central Macoupin County Rwd (EPA ID: IL1170040) is a community water system in Illinois that serves approximately 1,883 people from surface water sources.
This system serves ZIP code 62626 in Carlinville.
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
- 62626 — Carlinville
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Central Macoupin County Rwd (IL1170040) on EPA.gov.
Frequently Asked Questions
Is Central Macoupin County Rwd water safe to drink?
Based on EPA records, Central Macoupin County Rwd has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Central Macoupin County Rwd serve?
Central Macoupin County Rwd serves approximately 1,883 people across 1 ZIP code in Illinois.
Where does Central Macoupin County Rwd get its water?
The primary water source is surface water.