Substances

National Pollutant Inventory

Created 27/03/2017

Updated 22/07/2025

The 93 NPI substances, their reporting thresholds, and first year of reporting.

Source

This data file or API can be downloaded from:

https://data.gov.au/data/dataset/043f58e0-a188-4458-b61c-04e5b540aea4/resource/4c8422b4-7cc1-44bc-99fe-4100d238b4e2/download/substances.xlsx