The center documented more than triple the number of cases in an average year.

State officials are warning of a dangerous algae bloom at San Luis Reservoir near Los Banos in Merced County. The California Department of Water Resources issued the danger advisory on Friday ...

Swimming beaches across at least three states are closed or posted with health warnings this summer after harmful algal blooms triggered mandatory shutdowns and danger advisories. New York regulated ...

NORTHERN CALIFORNIA – Due to its potential health risks, federal, state and county agencies are urging swimmers, boaters and recreational users to avoid direct contact with or use of waters containing ...

LAKE COUNTY, Calif. – A seasonal blue-green algae bloom has reemerged in several areas on Clear Lake and has prompted Lake County Health Department officials to post precautionary advisory signs at ...

Add Yahoo as a preferred source to see more of our stories on Google. SAN FRANCISCO (KRON) -- California coastline's is experiencing "two serious wildlife emergencies at the same time," with sea lions ...

The County of Los Angeles Department of Parks and Recreation has issued a Harmful Algae Warning for Upper Castaic Lake. No water contact allowed until further notice.

The high number of reports of algae blooms have caught water agency officials off-guard and there are complaints about the lack of guidelines and protocols on how to handle the situation, reports the ...

One year ago, Congress defunded public media. Now that we're 100% community funded, please become a sustaining member or increase your existing membership today. Visitors and residents are being ...

Tropical marine life appearing one after another off the coast of CaliforniaReuters reported that, accompanying a strong El ...