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Hazardous Waste Id Numbers

Published by: California Department of Toxic Substances Control
Last updated: Tuesday, March 25, 2025
File types: CSV

Hazardous waste identification (ID) numbers are issued by the U.S. Environmental Protection Agency (Federal EPA ID number) or by the Department of Tox...

Hazardous Waste Tracking System - Active Transporters

Published by: California Department of Toxic Substances Control
Last updated: Saturday, June 7, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Hazardous Waste Tracking System (HWTS) is the Department of Toxic Substances Control's data repository for hazardous waste Identification (ID) num...