DataHub v1 is the original DataHub catalog of 11,000+ open datasets, now migrated to PortalJS Arc.
Dataset

Emitter.ca Substance Release 2008

Data from the "SubsRele" table contained within the 2008 NPRI database, with modified values for Air, Water, Land and Total Rele values -- normalized to (KG), with Original and Normalized totals for facility emissions.

Download & API
b119eae6-74c4-4800-aa27-af439d14f1eaxlm
Uses OGDI APIs (XML) from uploaded 2008 NPRI data
Download
Sources & license