Plague is naturally present in many parts of California, including higher elevation areas of El Dorado County." ...

A California resident tested positive for plague after camping in South Lake Tahoe in El Dorado County, adding to a growing list of positive plague cases ...

A California resident tested positive for plague, health officials said.

Health officials say symptoms of plague usually show up within two weeks of exposure to an infected animal or flea.

At least seven cases of human plague are reportedly recorded on an average in a year in the US. The last case was recorded in July 2025.