Sphere of Influence SCAG

This shapefile contains the boundaries of the Sphere of Influence in the SCAG Region for year 2016 (updated as of November 2019). The Sphere of Influence represents the geographic extent to which a city can expand by annexation. Data was obtained from the Local Agency Formation Commission (LAFCO) of each county. NOTE: This data was reviewed by local jurisdictions and reflects each jurisdiction's input received during the SCAG's 2020 RTP/SCS Local Input and Envisioning Process.

Data and Resources

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