Data Dictionary

Column Type Label Description
year numeric

Data collection year

geography text

Region name

co2e numeric

Millions of metric tons (MMT) of carbon dioxide equivalent (CO2e) originating from National Highway System (NHS) roadways

Additional Information

Field Value
Metadata last updated May 12, 2025
Format CSV
License DVRPC Data License
Publication Date 2025-05-12
Geo-resolution