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Cross-Media Electronic Reporting Rule (CROMERR)

  • Take the CROMERR online training

    Start the course at: CROMERR 101 Training

  • Approved CROMERR Applications

    See which states, POTWs, and tribe have completed the approval process: Approved CROMERR Applications

  • Start Your CROMERR Application

    Compare system options and access tools on the  Application Tools and Templates page.

  • Need Help with CROMERR?

    Request assistance at the Help Desk.

EPA’s Cross-Media Electronic Reporting Rule (CROMERR) provides the legal framework for electronic reporting under EPA’s regulatory programs. The Rule sets performance-based, technology-neutral system standards and provides a streamlined, uniform process for Agency review and approval of electronic reporting. The CROMERR program ensures the enforceability of regulatory information collected electronically by EPA and EPA’s state, tribal and local government partners.

About CROMERR

Keyboard

Learn the basics of CROMERR and how it applies to your electronic environmental reporting programs. Our CROMERR 101 Training is a great place to start learning about CROMERR.

  • Learn about the Cross-Media Electronic Reporting Rule (CROMERR)
  • CROMERR 101 Training
  • Overview for CROMERR

Program Updates

CROMERR Progress

Find the latest news about the CROMERR program, including status of CROMERR applications and approvals.

  • Program Announcements and Initiatives
  • Approved CROMERR Applications from States
  • Approved CROMERR Applications from POTWs
  • CROMERR Federal Register Notices

Application Resources

CROMERR Resources

Look here for resources in creating CROMERR compliant systems and submitting CROMERR applications.

  • Application Tools & Templates
  • Sample Applications & Checklists
  • Frequently Asked Questions
  • Glossary
  • Help Desk
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on April 17, 2025
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