Lake Bluff, IL: 5 Violations — 66/100 (2026)
1 ZIP code · 7 water systems · Updated 2026-06-03
The systems supplying Lake Bluff vary in performance across IL benchmarks — most meet minimum federal standards, but documented violations in select areas are on record.
How Lake Bluff Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Lake Bluff Residents
- Your city's water systems recorded 5 violations in the past 5 years.
- Average lead level: 0.0083 mg/L.
- Homes built before 1986: 56% — older plumbing may contain lead solder.
- Estimated remediation: $1,600 per household.
- CDC health risk index: 11.37.
Lake Bluff's Water Providers
Structurally, Lake Bluff, IL's water supply is divided. Federal data identifies 7 water systems in the area, with 3 providers serving the bulk of residential connections. These utilities operate independently, meaning rate-setting authority and EPA compliance accountability are distributed rather than centralized.
Overview
We track water quality and home safety data for 1 ZIP code in Lake Bluff, Illinois (population ~10,289), covering 7 community water systems serving approximately 50,377 people region-wide.
1 of 1 ZIP code (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Lake Bluff: C (66/100)
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
Lake Bluff water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0083 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)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Technique | 4 | 1 |
| Contaminant 4109 | Other | 2 | 1 |
| Stage 1 DBP Rule | Treatment Technique | 2 | 1 |
| Lead and Copper Rule | Treatment Technique | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 60044 | C | 5 | 0 | Lake Bluff |
All ZIP Codes in Lake Bluff
- 60044 [C] — 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.
Lake Bluff Community Health Snapshot
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
What's in Lake Bluff's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Lake Bluff Infrastructure Age
With 56% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Because the majority of Lake Bluff's housing predates 1986, when lead solder was banned from new plumbing, the median build year of 1987 reflects a city where lead-era plumbing materials are common rather than exceptional.
Over half of homes in Lake Bluff were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
How Remediation Costs Compare in Lake Bluff
In Lake Bluff, property wealth outpaces what documented remediation typically demands — the equity burden lands well within the low tier.
Remediation costs in Lake Bluff are relatively low compared to home values. The $800–$2,600 estimated range is a small fraction of median property value. Home values are 209% above the Illinois average.
Lake Bluff: Lead Risk & Vulnerable Populations
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.
Routinely in Lake Bluff, where 56% of housing predates the solder ban and aggregate utility readings hover near the federal threshold, a faucet-level draw functions as a standard household step for families with small kids.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Lake Bluff: Flood History & Water Damage Risk
Over the multi-decade window covered by the National Flood Insurance Program, Lake Bluff has accumulated 20 claims — a total that suggests more than isolated flood exposure. With 100% of ZIP codes in designated flood zones, the water-quality implications of flooding move from hypothetical to periodically relevant: treatment intake can be compromised, wells can be infiltrated, and distribution backflow can occur.
Lake Bluff has a moderate flood history with 20 FEMA claims averaging $6,820 per payout. 100% 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>$1,600</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.
What You Can Do in Lake Bluff
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. Filters rated for Surface Water Treatment Rule can reduce the most common contaminant found in Lake Bluff's water.
- Check your home's plumbing. With 56% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Lake Bluff, IL