Releases by Chemical and Industry
Releases by Chemical
Release quantities of 8 chemicals made up 74% of total releases.
Note: 1) In this figure, metals are combined with their metal compounds, although metals and compounds of the same metal are listed separately on the TRI list (e.g., lead is listed separately from lead compounds).
Releases by Industry
The metal mining sector accounted for 45% of releases (1.37 billion pounds), which were primarily in the form of on-site land disposal. Learn more about this sector in the Metal Mining sector profile.
This page was published in March 2022 and uses the 2020 TRI National Analysis dataset made public in TRI Explorer in October 2021.