Rahul Somvanshi
There are more than 120,000 cameras silently watching American roads, highways, neighborhoods, and parking lots. These are Flock Safety‘s automated license plate recognition (ALPR) cameras, and they’re recording your vehicle’s movements, location, date, and time—even if you’ve committed no crime. But here’s the disturbing part: law enforcement officers across the country have been misusing this data to stalk ex-partners, monitor ordinary citizens, and track political protestors. In just the past two years, documented cases of police abuse have multiplied. One officer tracked his ex-girlfriend over 200 times. Five officers in Albany, Georgia were arrested for abusing the system. And yet the cameras keep watching, the data keeps accumulating, and most Americans don’t even know it’s happening.
## What Are Flock Cameras? Understanding ALPR Technology
Flock Safety operates a network of stationary cameras positioned on poles, buildings, and infrastructure throughout the United States. Each camera captures the license plate of every vehicle passing in front of it, recording the plate number, date, time, and location. The data is immediately uploaded to Flock’s central servers, where it’s stored indefinitely regardless of whether the vehicle’s owner is suspected of any crime.
This creates a comprehensive surveillance database. Over time, the system builds a detailed map of where every vehicle registered to every American has been, when it was there, and who was traveling with it (based on which other vehicles arrived at the same location at the same time). Law enforcement agencies can query this database, asking questions like “Show me all vehicles that passed this location on this date” or “Track this license plate’s movements over the past month.”
The system is extraordinarily efficient. Once deployed, cameras operate continuously without human intervention. There are no warrant requirements for querying the data. There are no built-in restrictions preventing an officer from checking on an ex-partner’s whereabouts, a political candidate’s schedule, or a protestor’s movements.
## The Data Misuse Problem: Stalking, Tracking, and Harassment
In Albany, Georgia, five police officers were arrested after investigations revealed systematic abuse of ALPR data. These officers used the system to track individuals for personal reasons—monitoring ex-girlfriends, watching romantic interests, and surveilling people with whom they had personal disputes. The abuse was egregious and well-documented: officers accessed the system far beyond what their official duties would justify, ran searches on their private interests, and used the data for pure stalking purposes.
In Greer, South Carolina, two officers were fired after similar abuse came to light. One documented case involved an officer tracking his ex-girlfriend’s location over 200 times, using ALPR data to follow her movements without her knowledge or consent.
These are not isolated incidents. The Institute for Justice, a civil rights organization, has documented more than 100 cases of police abuse involving ALPR systems. The pattern is consistent: officers with access to the system use it for personal purposes rather than legitimate law enforcement. There are no technical barriers preventing this misuse. There are no audit systems catching it. In many jurisdictions, officers can access the data freely without logging why they’re making the query or what they plan to do with the information.
## Mountain View’s Shocking Discovery: Unauthorized Data Sharing
In a 2024 incident, Mountain View, California discovered that Flock Safety was sharing ALPR data with hundreds of law enforcement agencies and federal entities without explicit authorization or detailed records of who was accessing the data. The unauthorized data sharing was not a small breach—it involved systematic distribution to agencies nationwide, including federal immigration authorities and other federal law enforcement.
Mountain View’s response was to disable its Flock cameras entirely. The city determined that the surveillance infrastructure created privacy risks exceeding any public safety benefit. But this solution available to one progressive city was not available to the 120,000+ cameras already deployed nationwide.
## The Constitutional Question: Fourth Amendment and Privacy Rights
The American Civil Liberties Union (ACLU) filed an amicus brief in April 2026 arguing that ALPR systems violate Fourth Amendment privacy rights. The brief argues that the constant surveillance of vehicle movements creates a comprehensive record of personal activities—where someone works, where they worship, where they seek medical or mental health treatment, where they engage in political activity—without any requirement that they be suspected of crimes.
Historically, privacy law has recognized that individuals have a reasonable expectation of privacy in their movements and locations. Courts have ruled that the government cannot track vehicles across an entire city without some basis for suspicion or a warrant. Yet ALPR systems do exactly that: they track every vehicle comprehensively, creating records available to any officer who wants to look.
The constitutional challenge remains unresolved, and courts have not yet definitively ruled on ALPR’s constitutionality. Multiple lawsuits are pending, but no Supreme Court decision has settled the question.
## Why Police Have Easy Access: Minimal Oversight, Minimal Accountability
The fundamental problem is institutional design. Flock Safety sells the cameras to law enforcement but provides minimal oversight of how officers access or use the data. Departments typically establish their own policies governing ALPR access, but these policies are often vague, rarely enforced, and frequently honored in the breach. An officer wanting to access ALPR data faces almost no barrier: no warrant requirement, no supervisor approval needed, no automatic logging of who accessed what data or when.
Audit procedures, where they exist, are typically weak. Some departments conduct random audits; many do not audit at all. Accountability for abuse is inconsistent: some abusers face criminal charges (as in Albany); others face only termination or mild discipline.
## Fighting Back: Community Resistance and Policy Responses
Resistance to ALPR expansion is growing. Community activists in Berkeley, California and other cities have organized against camera deployment. In some cases, residents have destroyed cameras or prevented new installations through legal and political action. Fourteen jurisdictions have implemented penalties or restrictions on ALPR systems, typically requiring warrants before accessing data or limiting data retention periods.
Civil rights organizations continue legal challenges. The ACLU is pursuing constitutional cases; other organizations are working on state legislation to restrict ALPR capabilities. Yet the surveillance infrastructure continues expanding. Flock Safety reports growing deployments nationwide. Police departments cite crime-fighting benefits, though studies on ALPR’s actual crime-solving effectiveness show mixed results—significant privacy invasion does not consistently produce corresponding crime reduction.
