Lake Forest, IL · Lead

Lead in Lake Forest tap water

Lead was measured above the federal limit in Lake Forest. See the measured values, the EPA source, and what removes lead.

Supplier: LAKE FORESTAbove guidelineScore 54/100

Lead in Lake Forest tap water

Lead was measured above the federal limit in Lake Forest.

Above guideline

The 90th-percentile tap result was 28.0 µg/L (above the 15 µg/L action level).

The 90th-percentile tap result was 28.0 µg/L (above the 15 µg/L action level).

This page focuses on lead in Lake Forest; the full city report covers every measured contaminant.

Treatment capabilities that apply

  • NSF/ANSI 53 lead-certified filters
  • Reverse osmosis
  • Lead service line replacement
✓ Best match for what’s on record

NSF/ANSI 53 lead-reduction filter (optional)

lead

Our pick: Brita Large 10-Cup Elite Water Filter Pitcher, WQA NSF/ANSI Certified, Reduces 99% of Lead, Microplastics, & 30 Contaminants, BPA-Free, Removes Chlorine Taste & Odor, 1 Filter Included, White

Recommended because There is no safe level of lead, and older home plumbing can add it at the tap.

Recommendations are matched to the published findings first; the commercial offer is looked up afterwards and never changes which products qualify. As an Amazon Associate, PurityMap earns from qualifying purchases. Affiliate disclosure.

Frequently asked questions

Sources

UCMR5 Analytical Results
UCMR5 Analytical Results: LAKE FOREST (IL0970800)
US EPA · 2026-01-15
View source
State SDWIS Compliance Record
Lead & Copper Rule 90th-percentile: LAKE FOREST (IL0970800)
US EPA SDWIS · 2026-07-09
View source

More on Lake Forest water

START WITH THE WATER AT YOUR ADDRESS.