Officials Tuesday confirmed that a dead American crow found in Modesto earlier this month tested positive for West Nile virus, the first for Stanislaus County this year.
West Nile virus has been detected in 40 birds and 49 mosquito samples in 12 of the state's 58 counties this year.
Questions may be directed to the local mosquito abatement district. Residents north of the Tuolumne River can call East Side Mosquito Abatement District at 522-4098.
All other residents may call Turlock Mosquito Abatement District at 634-1234.