Water System Report IL

River Grove

EPA ID: IL0312640 · 10,282 people served · 6 ZIP codes

Five clean years on EPA record — River Grove, 10,282 residents served.

Data: EPA SDWIS Last verified: 2026-04-02

10,282
People Served
6
ZIP Codes Served
0
Violations (5yr)
Surface Water
Water Source
0
Contaminants Flagged
$305K
Median Home Value in Service Area

Service Area Map

Coverage area for River Grove Source: EPA SDWIS service area boundaries.

Service area boundary

Service Area Demographics

$90,080
Median Household Income
112,965
Service Area Population
46%
Disadvantaged Population
50th
Poverty Percentile
40th
Energy Burden Percentile
83%
Pre-1986 Housing

The River Grove serves a community with a median household income of $90,080 and an estimated 112,965 residents across its service area. Approximately 83% 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?

Surface Water

River Grove'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.

Moderate Risk
Source Contamination Risk
50th
Wastewater Discharge Proximity
40th
Superfund Site Proximity

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

78 yr
Avg Pipe Age
Galvanized Steel or Copper
Pipe Material
4 yr
Est. Remaining Life
Stable
Decay Status
Installed 95% of expected lifespan used End of life

Comparable Water Systems

Similar-sized systems in Illinois

Riverdale
10,266 people
B 1 violation
Peru
10,300 people
D 29 violations
Lyons
10,304 people
C 1 violation
Murphysboro
10,241 people
B 4 violations
Barrington
10,327 people
C 1 violation

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Flood Insurance Radon Mitigation
Flood Insurance $1,200
Radon Mitigation $400
Total Estimated Cost $1,600

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

River Grove (EPA ID: IL0312640) is a community water system in Illinois that serves approximately 10,282 people from surface water sources.

This system provides water to 6 ZIP codes across 5 communities.

Violation History

No violations recorded — This water system has no recorded EPA violations in the past 5 years.

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 Filter

Free tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.

ZIP Codes Served

Coverage: 5 ZIP codes 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 River Grove (IL0312640) on EPA.gov.

Frequently Asked Questions

Is River Grove water safe to drink?

Based on EPA records, River Grove has no recorded violations in the past 5 years — a positive indicator of water quality management.

How many people does River Grove serve?

River Grove serves approximately 10,282 people across 6 ZIP codes in Illinois.

Where does River Grove get its water?

The primary water source is surface water.

Federal UCMR5 PFAS Monitoring: Tested Clean

This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were detected.

Samples collected
116

Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.

Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →

Understand PFAS health context and filtration →

Lead Service Line Inventory

Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:

1,725
Confirmed Lead
236
Galvanized — Replacement Required
12
Unknown Material
671
Confirmed Non-Lead

Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.

Federal Regulatory Status · 2026Q1
LCRR inventory submission: Reported all required service line types
Latest tap sample on 2025-07-01 did not exceed the federal lead action level.
Population served: 10,282
Reported to Illinois

Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026

ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.

Learn about lead in drinking water →

Frequently Asked Questions

Should I use a water filter?
River Grove meets EPA standards, but a water filter can reduce trace contaminants below detectable levels for added peace of mind.
How many people does River Grove serve?
River Grove serves approximately 10,282 people with drinking water across 6 ZIP codes.
What is River Grove's water source?
River Grove draws water from surface water sources. Source type affects which contaminants are most likely to be present.
What is the demographic profile of River Grove's service area?
The River Grove service area has a median household income of $90,080. EPA EJScreen data classifies 46% of the population as disadvantaged, which may indicate greater vulnerability to environmental health risks.
Where does River Grove get its water?
River Grove'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. Based on available data, the source contamination risk is moderate.
Home Water Systems Illinois River Grove

Get safety alerts for River Grove, Illinois

Free updates when EPA data changes for this area. No spam.

Unsubscribe anytime. Privacy Policy.

Share This Page

X Facebook
Check your water filter options Free tool — no phone call required.