Hyperchlorination to kill Cryptosporidium (two articles)
Hyperchlorination to kill Cryptosporidium (article 1)
CDC Recommendations on Crypto (article 2)
Cryptosporidium is a chlorine-resistant parasite. Once an outbreak has occurred in a pool, anyone swimming in the pool is at risk. Symptoms include a fever, gastrointestinal issues, and in some cases, jaundice. The parasite is transmitted by people, and if an outbreak occurs, the CDC explains the procedures to control it in this article. In detail, these articles outline operating parameters for your pool’s water chemistry, in case of an outbreak.
Hyperchlorination is the CDC’s recommended option. Crypto is very serious, and very contagious. Operators are advised to close their pools immediately, and begin the hyperchlorination process. Read more in the links to the PDF articles above.