TRI-Reported Air Releases of Lead and Mercury Continue Sharp Decline

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Toxics Release Inventory (TRI) Program

Providing Pollution Prevention and Toxic Chemical Release Information

Highlighting Chemicals of Special Concern

According to the 2020 Toxics Release Inventory (TRI) National Analysis, air releases of mercury and mercury compounds from industrial and federal facilities have decreased by 64% since 2011, driven by reductions at electric utilities that have switched from burning coal to burning natural gas.

Releases of lead and lead compounds into the air decreased 46% during the same time period, driven by reductions at electric utilities and primary metals facilities. 

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graph showing decline in air releases of mercury since 2011