Four Northern California airports are getting grant money to improve their infrastructure.

University Airport in Davis is getting $530,000 to widen its runway and install a runway guidance system. Yolo County Airport is getting more than $998,000 to improve their drainage system. Stockton Metropolitan Airport is getting more than $1.1 million for taxiway and runway improvements. Nut Tree Airport is getting $65,000 to improve its taxiway.