Overview

• Illinois American Water issued a drinking water notice for all of Peoria on July 15 after 14 of 103 samples exceeded the EPA’s 15 ppb action level.
• Aurora announced on July 14 that more than 10% of its samples collected January through June exceeded the lead action level under the EPA’s revised testing rule.
• The revised requirement to test both first and fifth liters of tap water has increased detection of lead in aging service lines across the region.
• Aurora has replaced 2,520 lead service lines since 2018 and is expanding corrosion control, regular monitoring and homeowner education.
• Illinois American Water says lead originates from service lines, solder and older fixtures and has replaced nearly 2,500 lines since 2020 with 930 more planned by year-end.