Federal
- US Environmental Protection Agency (USEPA)
- Printer's National Environmental Assistance Center
- Federal Register
- Federal Web Locator
- Code of Federal Regulations (CFR)
- SW-846 Methods Online
- EDGAR Database
- Library of Congress
- National Technical Information Service
- ChemAlliance
- Local Government Environment Assistance Program
- National Agricultural Compliance Assistant Center
- National Metal Finishing Resource Center
- Paints and Coating Resource Center
- Printed Wiring Board Resource Center