Southern California Association of Governments

Address: 818 W 7th St #1200, Los Angeles, CA 90017

Telephone: (213) 236-1800

The Southern California Association of Governments (SCAG) is the nation’s largest metropolitan planning organization, representing six counties, 191 cities and more than 18 million residents. SCAG undertakes a variety of planning and policy initiatives to encourage a more sustainable Southern California. SCAG has evolved as the largest of nearly 700 councils of government in the United States, functioning as the Metropolitan Planning Organization for six counties: Los Angeles, Orange, San Bernardino, Riverside, Ventura and Imperial. The region encompasses a population exceeding 18 million persons in an area of more than 38,000 square miles.

As the designated Metropolitan Planning Organization, the Association of Governments is mandated by federal and state law to research and draw up plans for transportation, growth management, hazardous waste management, and air quality. Additional mandates exist at the state level.