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National Pollutant Inventory
Last updated:
Preparing your 2024–25 report
Use our guide to find out how to compile your 2024–25 emissions and transfers.
Emissions reporting
Australian industries monitor, measure and report their emissions. Access our online reporting system.
Substances
Find out about the 93 substances that could have adverse effects on people and environments.
Online reporting
Note: At times the system may not be available due to regular database maintenance.
Contact us
For information on how to report to the NPI, or about data from particular facilities, contact the relevantstate or territory NPI agency.
For general information about the NPI, please contact us on:
Email:npi@dcceew.gov.au
Phone: 1800 920 528







