Decades ago, Mayor Karen Bass admitted she knew little about California water policy, so she set out to learn. President ...

Delta smelt happen to be one of the best indicators of environmental conditions in the San Francisco Bay-Delta. This ecologically important estuary is a major hub for California's water system — and ...

Trump's new directive to prioritize water for Southern California over environmental protections reignites tensions with ...

Trump said that protections for a tiny endangered fish species called the delta smelt are impeding firefighters' abilities to battle the blaze because of water diversion, but that claim is false.

Riordan said the hope is to re-establish the fish in the Delta. The California Department of Fish and Wildlife's website states the fish is currently endemic only in the San Francisco Estuary.

A three-inch-long fish is at the center of a political debate over wildfire management in California as deadly blazes continue in Los Angeles.

A Trump executive order directs agencies to “to route more water” across the state. But pumping water out of the Delta has ...