Volcanism increased in the park starting in 2014 and has featured ash clouds that have repeatedly impacted portions of Costa Rica with deposits of gritty soot and caused temporary closures of Juan Santamaría International Airport in the capital city of San Jose.

[1] Besides the views of the crater, it is possible to see the Caribbean plains, Turrialba valley and Talamanca mountain range.

A moderate to high difficulty hike is available to tourists, a previous phone reservation is required, the entry fee is set as CRC ₡1000 for residents and USD $12 for foreigners, and there is now a mandatory tour group guide fee of CRC ₡6000.

[2] Due to eruptions, the park was closed to tourists from 2012, and reopened on 4 December 2020.

Meanwhile, new emergency shelters were created, the visitor center was renovated, and railings at lookout spots were added.