A spill of an unknown substance on Interstate 15 in the Mission Valley area blocked multiple lanes and caused a major traffic ...

The San Diego River along Mission Valley. / File photo by Adriana Heldiz ... a community just north of National City has long seen devastating flooding when heavy rains come partly because of an ...

Caltrans spokesperson Steve Welborn said the freeway flooding was due to a culvert ... The oft-flooded Mission Valley area was once again underwater, prompting city officials to shut down all ...

SAN DIEGO (FOX 5/KUSI) — As heavy rain approaches, business owners in low-lying areas that are prone to flooding are preparing for the worst. At Native Poppy, a flower shop in Mission Valley ...