State Inventory and Projection Tool 
Use this tool to develop state GHG emissions inventories and create a simple forecast of emissions through 2050. Updated February 2023.

Local Greenhouse Gas Inventory Tool 
Use this tool to compile a GHG inventory for your entire community or for local government operations in particular. Updated October 2022.

Tribal Greenhouse Gas Inventory Tool 
Use this tool to compile a GHG inventory for your entire tribe or for tribal government operations in particular. Updated October 2022.

State and Tribal Greenhouse Gas Data and Resources 
EPA publishes annual state and tribal-level GHG data and resources