An official website of the United States government.

We've made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

TRI National Analysis

Air Releases in the 2016 TRI National Analysis

Air emissions reported to the Toxics Release Inventory (TRI) continue to decline, serving as a primary driver of decreased total releases. Air releases include both fugitive air emissionsHelpfugitive or non-point air emissionsAll releases of the EPCRA Section 313 chemical to the air that are not released through stacks, vents, ducts, pipes, or any other confined air stream. and point source air emissionsHelpstack or point air emissionsAll releases of the EPCRA Section 313 chemical to the air that occur through stacks, confined vents, ducts, pipes, or other confined air stream.. This graph shows the trend in the pounds of chemicals released to air as reported to TRI.

 

From 2006 to 2016:

In 2016:

  • Ammonia, followed by methanol, accounted for the greatest air releases of TRI chemicals.
  • Since 2015, air releases decreased by 11%.

This page was published in January 2018 and uses the 2016 TRI National Analysis dataset made public in TRI Explorer in October 2017.

Top of Page