: Some facilities or partners provide summary reports. For example, a detailed 2021 NPRI report preview for specific mining operations can be found through sources like Northern Sun Mining .
: Detailed tracking of substances like particulate matter ( PM2.5cap P cap M sub 2.5
: If you are looking for the technical requirements or changes that were in effect for the 2021 period (published around October/November), the Guide for Reporting to the NPRI provides the legal and technical framework for these submissions. Key Components of the 2021 NPRI The 2021 inventory includes data on: