Blue-green algae, or cyanobacteria, are naturally occurring in ecosystems. Under certain conditions like warmer temperatures ...

The storms that hit California in 2023, early parts of 2024 and 2025 have continued to provide glimpses of hope after the severe drought up and down the state dropped water levels to shocking all-time ...

Lake Oroville, California's second-largest reservoir, has experienced dramatic swings in water levels over recent years, reflecting broader challenges in the state's management of water resources. The ...

California water officials are warning that the state “must be prepared for extreme weather events of all kinds,” even as water levels for the state’s reservoirs remain near or above average as the ...

Lake Oroville has reached full capacity for the third year in a row, a first-ever milestone for California's second-largest reservoir, and now California Department of Water Resources (DWR) officials ...