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Through CDX and the Environmental Information Exchange Network (Exchange Network), EPA is working with stakeholders including industry, states, and local and tribal agencies to enable streamlined, electronic submission of data.

State Governments and Tribes

CDX works with state governments and tribes to help facilitate the submission of environmental data to the Agency. Below you will find links to key resources used by our state government partners:


Guidance for Toxics Release Inventory (TRI) reporting.

Program Partners

These program offices within EPA currently use CDX or are on the development schedule for the data flows shown below. For a brief description and status update in CDX, please see the Projects page.

Office of The Administrator (OA)

Office of Air and Radiation (OAR)

Office of Administration and Resource Management

Office of Enforcement and Compliance Assurance (OECA)

Office of Environmental Information (OEI)

Office of Chemical Safety and Pollution Prevention (OCSPP)

Office of Solid Waste and Emergency Management (OSWER)

Office of Water (OW)

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