<p>Introduction: Cryptosporidium is a protozoan parasite with a great impact on both human and animal health. It has an affinity mainly in the intestine, causing damage at the level of the enterocytes and as a consequence it generates a decrease in the absorption of water leading to diarrhea that over time if not treated can lead to the death of the individual who has contact with feces. water and even soil that is contaminated with this parasite. General objective: To determine the presence of Cryptosporidium spp. in the main parks of the city of Tunja. Methodology: A series of soil samples were taken in 12 corresponding green areas of the public parks of the city of Tunja, Boyacá. For its identification, the Ziehl Nelsen technique was implemented, the results were reflected in an Excel table, statistical analysis was carried out, where risk factors that intervened in the presentation of this parasite were evaluated. Results: Identify risk factors and classify eco-epidemiological factors involved in contamination with cryptosporidium.</p>
<p>Conclusion: The presence of Cryptosporidium spp. In the parks of the city of Tunja that were sampled for this investigation and that had been positive previously in 2012, they demonstrated the persistence of the parasite over time.</p>
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