Mission Brook Sd
EPA ID: IL0315920 · 2,852 people served · 2 ZIP codes
Federal monitoring spanning five full years has produced zero violations at Mission Brook Sd — a clean record across every reporting cycle for a utility serving approximately 2,852 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Mission Brook Sd Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Mission Brook Sd serves a community with a median household income of $142,759 and an estimated 41,667 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: 46% 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?
Mission Brook Sd'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 Cook 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
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
Mission Brook Sd (EPA ID: IL0315920) is a community water system in Illinois that serves approximately 2,852 people from surface water 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
Coverage: 1 ZIP code confirmed via EPA Community Water System Service Area Boundaries v3 plus 1 additional ZIP inferred from SDWIS registry data. The EPA-confirmed set is the most reliable; SDWIS-inferred entries may be narrower than the real deployment area.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Mission Brook Sd (IL0315920) on EPA.gov.
Frequently Asked Questions
Is Mission Brook Sd water safe to drink?
Based on EPA records, Mission Brook Sd has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Mission Brook Sd serve?
Mission Brook Sd serves approximately 2,852 people across 2 ZIP codes in Illinois.
Where does Mission Brook Sd get its water?
The primary water source is surface water.