Can Flock Cameras Actually Tell How Fast You’re Driving?

Flock Safety’s controversial ALPR (Automated License Plate Reader) cameras are under the microscope after fresh questions about whether they can bust drivers for speeding. The short answer? Officially, no—but the long answer is far murkier.

Flock’s own documentation states its cameras “do not currently measure vehicle speed,” a caveat that leaves the door cracked for future enforcement. That hasn’t stopped the cameras from becoming a lightning rod for privacy concerns, especially in states like California, New York, Florida, Colorado, Tennessee, and the District of Columbia, where speed cameras are already a fact of life. Flock’s system is pitched as a low-cost, solar- and battery-powered ALPR network that snaps clear images of passing vehicles—even without a visible license plate—using cellular data instead of Wi-Fi.

The tech is designed to capture vehicle details for investigative leads, not speed enforcement. But here’s the catch: while Flock’s cameras don’t directly measure speed, the raw data they collect—six to twelve high-resolution photos per vehicle, captured at up to 100 mph—can be weaponized. Investigators can triangulate speed by analyzing frame rates, fixed reference points, and the distance traveled between shots.

It’s a manual process, sure, but one that turns Flock’s footage into a speeding citation’s smoking gun. Flock doesn’t operate in a vacuum. The company’s ALPR network has already been integrated with traditional speed enforcement tools, including LiDAR- and radar-equipped automated cameras that do measure speed directly.

In practice, Flock’s data can be used to track a driver’s movements across vast networks, flagging suspicious behavior for further scrutiny. The company insists its focus is on generating “investigative leads,” not handing out speeding tickets. Yet the potential for abuse is undeniable.

Vandalism against Flock cameras—often fueled by public distrust—has become a recurring issue, underscoring the deep unease over these surveillance systems. For now, drivers can breathe slightly easier: a Flock camera alone won’t land you a ticket. But if you’re weaving through traffic at triple digits, don’t be shocked if that footage ends up in the hands of an investigator with a calculator and a grudge.