Skip to main content

Cryptosporidiosis (or Crypto for short) is a disease that causes watery diarrhea. Crypto is caused by a tiny parasite that can be found in water, food, soil or on surfaces that have been contaminated with infected human or animal feces. Crypto is a leading cause of waterborne disease among humans in the U.S.


For information on how to report a disease click here. For any questions, please contact the appropriate health authority by phone or review the website for additional information.

Carson City, Douglas and Lyon Counties
Carson City Health & Human Services (CCHHS)
(775) 887-2190

Clark County
Southern Nevada Health District (SNHD)
(702) 759-1300

Washoe County
Washoe County Health District (WCHD)
(775) 328-2447

All Other Counties
Nevada Division of Public and Behavioral Health (DPBH)
(775) 400-0333