Atlas of Surveillance is a project of the Electronic Frontier Foundation
Documenting Police Tech in Our Communitieswith Open Source Research
Links: Public records (MuckRock) Audit (California State Auditor) Policy (San Diego County Sheriff's Department) Government budget/purchasing (San Diego County Sheriff's Department) Government information (San Diego County Sheriff)
The San Diego County Sheriff's Department scanned 7,086,646 license plates in 2019 using Vigilant Solutions automated license plate readers.
Links: Annual report (San Diego County Sheriff's Department) Annual report (San Diego County Sheriff's Department) Academic report (Center for the Study of the Drone at Bard College)
The San Diego County Sheriff's Department operated 54 drones as of 2023
Links: Public records (Aaron Swartz Day Surveillance Project) https://www.sdsheriff.net/documents/pp/pp-20160321.pdf https://www.sandiegouniontribune.com/news/public-safety/sd-me-deputy-cameras-20170718-story.html
The San Diego Sheriff's Department had 1,348 Axon body-worn cameras as of Dec 2018.