Schaumburg, IL: 35 Violations — 72/100 (2026)
7 ZIP codes · 11 water systems · Updated 2026-06-03
Based on current monitoring, Schaumburg holds an above-average drinking water safety record for IL — violations are infrequent and typically minor when they do appear.
How Schaumburg Compares
Data: EPA SDWIS Last verified: 2026-06-03
Water Quality Map: Schaumburg, IL
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Score Distribution
Distribution of water safety grades across Schaumburg.
Schaumburg Water: The Quick Version
- Your city's water systems recorded 35 violations in the past 5 years.
- Average lead level: 0.0008 mg/L.
- Estimated remediation: $1,086 per household.
- CDC health risk index: 11.18.
Water Systems Serving Schaumburg
Water supply in Schaumburg, IL follows a divided structure: 3 utilities account for the largest share of residential service out of 11 total systems, each managing its own distribution network and EPA reporting. Because these systems operate independently, rate decisions and compliance outcomes are determined separately.
Overview
We track water quality and home safety data for 7 ZIP codes in Schaumburg, Illinois (population ~77,989), covering 11 community water systems serving approximately 355,514 people region-wide.
7 of 7 ZIP codes (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Schaumburg: B (72/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Schaumburg water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0008 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 7 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Gross Beta | Radionuclides | 16 | 7 |
| Surface Water Treatment Rule | Treatment Technique | 16 | 7 |
| Contaminant 2032 | Other | 8 | 7 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 60159 | B | 5 | 0 | Schaumburg |
| 60168 | B | 5 | 0 | Schaumburg |
| 60173 | B | 5 | 0 | Schaumburg |
| 60193 | C | 5 | 0 | Schaumburg |
| 60194 | B | 5 | 0 | Schaumburg |
| 60195 | B | 5 | 0 | Schaumburg |
| 60196 | B | 5 | 0 | Schaumburg |
All ZIP Codes in Schaumburg
- 60159 [B] — 5 violations
- 60168 [B] — 5 violations
- 60173 [B] — 5 violations
- 60193 [C] — 5 violations
- 60194 [B] — 5 violations
- 60195 [B] — 5 violations
- 60196 [B] — 5 violations
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
CDC Health Data for Schaumburg
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Key Contaminants Detected in Schaumburg
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Schaumburg: Remediation Cost in Perspective
When estimated remediation is placed alongside median property values in Schaumburg, the resulting ratio is low — a finding consistent with a household financial perspective where documented issues can be addressed without a meaningful impact on overall equity position, making this market one of the more favorable contexts for remediation planning.
Remediation costs in Schaumburg are relatively low compared to home values. The $457–$1,829 estimated range is a small fraction of median property value. Home values are 69% above the Illinois average.
Protecting Children from Lead in Schaumburg
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Lead risk in Schaumburg appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Schaumburg
Taken together, Schaumburg's 40 NFIP flood insurance claims and 57% FEMA flood zone coverage place it in the moderate range of exposure. That middle position has specific implications for water quality. The contamination pathways that flooding can open — surface water overwhelming treatment facility intake, floodwaters infiltrating private wells, distribution pressure changes creating backflow — are not constant risks in a moderate-exposure community. But they do become active during significant flood events, and the claim record here indicates enough of those events to make flood timing an occasional factor in local water quality conversations.
Schaumburg has a moderate flood history with 40 FEMA claims averaging $9,491 per payout. 57% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$1,086</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Schaumburg, IL