Leptospirosis is a disease that affects humans and animals and is caused by bacteria called Leptospira.  Humans get infected through contact with urine (or other body fluids, except saliva) from infected animals, or through contact with water, soil, or food contaminated with the urine of infected animals. 

Leptospirosis is reportable in Orange County within seven (7) calendar days of identification.  To report a case, health care providers/facilities should call OCHCA Epidemiology at 714-834-8180, fax reports to 714-560-4050, or mail to P.O. Box 6128, Santa Ana, CA  92706-0128. One to six (1-6) cases of leptospirosis were reported in California each year between 2011 and 2016, with one in Orange County in 2013.


Last reviewed December 7, 2018