The Federal Bureau of Investigation publishes this collection of national crime statistics. Includes National Incident-Based Reporting System, Hate Crime Statistics, and Cargo Theft.
Searchable database of law enforcement officers across the USA who have been investigated or disciplined for misconduct. Dates of coverage not specified.
Portland news station KATU gathered revocation data for 1996 to 2016 for anyone connected to law enforcement, including dispatchers and parole officers.