ABC7 watched as CHP pulled speeding drivers over during the crackdown, including a woman who says she saw our warning on Instagram.
Drivers in three Bay Area cities could soon get tickets in the mail for speeding.
As part of California Pedestrian Safety Month, Oakland Mayor Sheng Thao announced plans to lower the speed limits in business activity districts, saying that every week two Oaklanders are killed or severely injured in traffic accidents.
Speeding is the number one cause of fatal and severe injury crashes on San Jose streets. On Thursday, a neighborhood meeting will be held to reinforce the city's message: slow down.
HOW FAST ARE YOU GOING? Marin County began its effort on Friday to cut down on speeding. Mobile signs will be placed on county roads telling drivers just how fast they are going and what the speed limit is.
If you think San Francisco traffic is bad, wait until you hear about the new resolution passed that will slow you down even more.