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Hazardous Waste Tracking System - Active Facilities

The Hazardous Waste Tracking System (HWTS) is the Department of Toxic Substances Control's data repository for hazardous waste Identification (ID) numbers and manifest information. Contained in this data is locational information for all inactive HWTS facilities, their types (Generator, Transporter or Treatment, Storage and Disposal), creation date, name and EPA ID. Updated 2025-08-13 05:02:39

Data files

Data title and descriptionAccess dataFile detailsLast updated

CSV

Download
CSV
08/12/25

Shapefile

DownloadZIP
08/12/25

GeoJSON

DownloadGEOJSON
08/12/25

KML

DownloadKML
08/12/25

File Geodatabase

DownloadZIP
08/12/25

Feature Collection

DownloadTXT
08/12/25

Supporting files

Data title and descriptionAccess dataFile detailsLast updated

ArcGIS Hub Dataset

HTML
08/12/25

ArcGIS GeoService

ARCGIS GEOSERVICES REST API
08/12/25

Excel

XLSX
08/12/25

GeoPackage

GPKG
08/12/25

SQLite Geodatabase

GDB
08/12/25

API endpoint

Dataset Name

Use the query web API to retrieve data with a set of basic parameters. Copy the API endpoint you need to start.

Usage documentation