Question: What Do Only Blue Police Lights Mean?

Why do cops drive with blue lights on?

Use of Blue Lights The only times when blue lights can be used are when responding to an emergency, at the scene of an emergency, when wanting to let people know you are there or wanting to let people know that there is a hazard on the road..

What do green lights on a cop car mean?

A green flashing light warns road users of the presence of a stationary operational fire brigade, accredited NSW Rural Fire Service, ambulance or police emergency site command vehicle. They should not be operated while a vehicle is in motion.

What does a purple porch light mean?

domestic violence awarenessWhat Does a Purple Porch Light Mean? Another color option you have for your porch light is to turn it purple. This is for domestic violence awareness. … The Domestic Violence Task Force sought to raise awareness of domestic violence through its campaign called Purple Light Nights.

What does an orange porch light mean?

Orange porch lights send message of support to Delphi victim families, investigators. At sunset in Delphi, orange lights were seen burning on porches all around, intended as a sign of support for police.

Why is blue light bad?

Blue light exposure may increase the risk of macular degeneration. The fact that blue light penetrates all the way to the retina (the inner lining of the back of the eye) is important, because laboratory studies have shown that too much exposure to blue light can damage light-sensitive cells in the retina.

Are cop lights illegal?

In virtually every state, flashing colored lights on the front of your vehicle are completely illegal – including the sort of lights made famous by the KITT car in Knight Rider. … And the reason why is simple – it’s because you are, in essence, ‘impersonating’ a police officer – or their car, to be more exact.

What does it mean when a cop only has blue lights on?

When a squad car is flashing a red light, it is signifying that there is an immediate emergency. However, when a blue light is used (which can be easily spotted from a farther distance) it is meant to alert the presence of police. … This allows the lights to turn, for the purpose of enabling a 360-degree angle.

Why do cops drive with lights and no siren?

The purpose of the red/blue lights and sirens is to warn other drivers of the presence of the emergency vehicle and to warn them that the driver would like right of way to proceed to the emergency. … Not having the siren on is removing one more warning device, but it may be reasonable in some circumstances.

What color lights can you not have on your car?

California Neon Underglow LawsRed color may not be visible from the front of the car.No flashing lights are permitted.Underglow must not emit more than 0.05 candela per square inch.All aftermarket lights must not be installed within 12 inches of vehicle’s required lights.

What does it mean if a cop flashes his headlights at you?

Headlight flashing can let other drivers know of one’s presence. … Flashing can be a signal that the flashing driver is yielding the right of way, for example at an intersection controlled by stop signs. Flashing can warn other drivers of road dangers, such as crashed cars or police speed traps.

What do blue lights mean?

The blue lights convey a message of respect and solidarity for all officers and their families, according to sheriff’s officials. … If you notice a blue light bulb lighting up someone’s porch, this is the meaning: The blue lights convey a message of respect and solidarity for all officers and their families.