Documented cases
ALPR ABUSE ARCHIVE
Berkeley Police Department
Agency-level case history and misuse patterns.
People arrested
People fired
//Agency profile
Agency
Berkeley Police Department
City
Berkeley
County
Cook
State
Illinois
//Discovery methods
External complaint / department audit / internal investigation · 1
//Associated cases
Terrance Mastrino
Substantiated Internal Misconduct
Resigned
Internal investigation found Mastrino used Flock in 2025 to search the plate of a former employer. The plate owner later contacted the police chief, prompting an audit.Automated License Plate Reader
Former employerNon-law-enforcement usePersonal searchUnauthorized search
Internal investigation found Mastrino used Flock in 2025 to search the plate of a former employer. The plate owner later contacted the police chief, prompting an audit.