What is the blood lead level that is considered a concern?

The blood lead level considered to be a concern is typically 5-9 micrograms per deciliter. This range is significant because it marks the threshold at which the Centers for Disease Control and Prevention (CDC) and other health organizations recommend follow-up actions and interventions. At this level, children may be at risk for potential health issues related to lead exposure, including developmental delays and cognitive deficits.

Higher blood lead levels, such as 10 micrograms per deciliter and above, are also cause for concern. However, the 5-9 micrograms per deciliter range is particularly critical because it serves as an early warning system to initiate preventive measures before more severe health effects can develop. As such, health professionals advocate for continued monitoring and regulatory measures when lead levels reach this mark, emphasizing the importance of awareness and action aimed at reducing exposure to lead in the environment.