United States
Environmental Protection
U.S. Environmental protection Agency *
U.S. Environmental protection Agency
2021 SmartWay Barge Carrier Partner Tool:
What's New in this Version?
Version 2.0.20 of the Barge Tool contains updates and revisions to the prior version, 2.0.19. These
updates have been implemented to enhance the usefulness, clarity and accuracy of the Tool, and are
summarized below:
Added black carbon to the Internal Metrics Report.
Integrated the new Category 1 and 2 propulsion and auxiliary engine emission and load factors from
EPA's new Port Emissions Inventory Guidance.
^ Miscellaneous text and format updates for clarification.
EPA 420 F 21 024 | March 20211 SmartWay Transport Partnership | epa.gov/smartway