LOS ANGELES REGIONAL TRANSPORTATION STUDY (LARTS)

An organization of transportation planners and data analysts who have developed and are charged with maintaining procedures for monitoring and forecasting travel in the Los Angeles area. It has primary responsibility for predicting future travel behavior within six counties (Los Angeles, Orange, Ventura, Riverside, San Bernardino and Imperial) which comprises the Southern California Association of Governments (SCAG) region. It operated under the aegis of CALTRANS, District 7, and function with the support of SCAG, U.S. Department of Transportation, and transit districts, cities and counties of the SCAG region.