H5N1 bird flu detected in SF, first in California city wastewater San Francisco ChronicleH5 influenza wastewater dashboard launches | CIDRAP University of Minnesota Twin CitiesBird Flu Has Arrived In SF; Two Chickens Test Positive, Traces of Virus Found In Wastewater SFistAvian influenza gene found in Forsyth County wastewater discharge; dairy cattle suspected source • NC Newsline NC NewslineWastewater and the Current Outbreak of Influenza A (H5N1) in birds, cattle, and other animals University of Nebraska Medical Center