An extensive look at wastewater samples taken across the United States from May to July found traces of the H5N1 bird flu ...

The number of California dairy herds reported to have outbreaks of H5N1 bird flu has grown to eight.

San Diego County is now the fifth location in California to detect the bird flu, county officials announced Monday.

San Diego County has a closed sewage system, meaning that its stormwater and wastewater do not intentionally intermix. This ...

State and federal officials have identified new cases of avian influenza at three Central Valley dairies as the number of ...

Bird flu has been detected in wild birds in most counties of California, including all of Southern California and the San Francisco Bay Area, and most of the Central Valley. Bird flu outbreaks ...

This story was updated after California confirmed bird flu in three cow herds. On Thursday, the California Department of Food and Agriculture announced it is investigating the possible ...

The California Department of Food and Agriculture Aug. 30 reported cows in three dairy herds tested positive for bird flu.

On Monday, California became the 14th state to report outbreaks of bird flu in dairy cows. Some have wondered how the Golden State avoided an outbreak thus far in the bird flu crisis, after nearly ...

Cows in California have tested positive for highly pathogenic avian influenza (HPAI) and are now in quarantine, according to ...

Three dairy farms in the Central Valley are being investigated by the California Department of Food and Agriculture over a possible detection of bird flu. If cases at these three dairy farms are ...

CHICAGO, Aug 30 (Reuters) - Cows at three dairy farms in California, the top U.S. milk-producing state, tested positive for bird flu, the state's agriculture department said on Friday. The ...