Traditional traffic models often miss current travel patterns. Our new method uses recent data to better estimate how much people drive, helping with SB 743 compliance.

This overview details the advantages of using location-based services (LBS) data over traditional travel demand models, outlines the methodology for calculating VMT, and offers definitions for key metrics segmented by trip purpose and residence classification.

Our new VMT+ Tool provides a combination of resources to visualize VMT per capita at the Census Block Group level throughout California.