Vernon Hills - Lake Company Pw

ZipCheckup's reading of EPA SDWIS for Vernon Hills - Lake Company Pw (IL0971750): 1 EPA violation in the last five years. While 1 violation did appear in Vernon Hills - Lake Company Pw's five-year monitoring record, none remain unresolved - the utility has returned to full compliance and continues to serve approximately 33,207 residents under all current EPA drinking water standards.

Data: EPA SDWIS

System Overview

Vernon Hills - Lake Company Pw (EPA ID: IL0971750) is a community water system in Illinois that serves approximately 33,207 people from surface water sources.

This system provides water to 7 ZIP codes across 7 communities.

ZIP-Area Home Safety Context: B (71/100)

This is the average Home Safety Score for 1 of 7 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.

Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.

Violation History

Status breakdown for accepted records with record years 2021-2026: 1 resolved, 0 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.

Recent Violations

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

Radon Risk in Service Area

Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by IL or modeled from parcel and building-footprint data.

• 60045 - Lake Forest
• 60047 - Lake Zurich
• 60048 - Libertyville
• 60060 - Mundelein
• 60061 - Vernon Hills
• 60069 - Lincolnshire
• 60089 - Buffalo Grove

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Vernon Hills - Lake Company Pw (IL0971750) on EPA.gov.

Frequently Asked Questions

Is Vernon Hills - Lake Company Pw water safe to drink?

The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Vernon Hills - Lake Company Pw; its 1 accepted 2021-2026 record are resolved or archived. Historical compliance status does not establish conditions at a specific tap.

How many people does Vernon Hills - Lake Company Pw serve?

Vernon Hills - Lake Company Pw serves approximately 33,207 people across 7 ZIP codes in Illinois.

Where does Vernon Hills - Lake Company Pw get its water?

The primary water source is surface water.

@misc{zipcheckup-water-system-il0971750,
  author = {{ZipCheckup}},
  title  = {{Vernon Hills - Lake Company Pw (IL): 1 EPA Violation}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/il0971750/}
}