YOLO COUNTY (CBS13) – For the first time in more than a decade, the gates to the Sacramento Weir are open.

Water officials opened the weir around 4:30 a.m. Tuesday. It’s all an effort to alleviate pressure on the Sacramento River levees.

READ MORE: 14-Year-Old Teen Arrested In Shooting Death Of Fairfield Teen Found Dead By Train Tracks

“I think you can see the impacts here. The stages rise, we can have erosion,” said John Ericson with the Department of Water Resources.

Water will be diverted to the Yolo Bypass.

“It’s an important feature to protect Sacramento,” Ericson said.

MORE NEWS: Search Continues For Hit-And-Run Driver That Killed Caltrans Subcontractor On Highway 99

DWR used a pole to manually open seven of the gates. Seven more were expected to be opened around 3:30 p.m. Tuesday.