Water Works Service Worker Practice Test 2026 - Free Water Service Worker Practice Questions and Study Guide

Lead exposure in drinking water is particularly associated with neurological damage. Lead is a toxic metal that can affect nearly every system in the body, but it is especially harmful to the nervous system. This is particularly concerning for children, as they absorb lead more readily than adults and are more vulnerable to its harmful effects. Neurological damage from lead exposure can manifest as developmental delays, learning difficulties, lower IQ, and a host of behavioral issues.

The other health issues listed, such as skin irritation, stomach cramps, and chronic fatigue, are generally not directly linked to lead exposure from drinking water. While lead can have various physical health impacts, the significant concern in public health contexts is its effect on the brain and nervous system, underscoring the importance of maintaining clean, lead-free water sources.