An eruption produced ash-fall, and on 18 August a lava lake was observed in the summit crater.

[7] In the afternoon of 7 May 2015, Telica increased its volcanic activity, with explosions and low-intensity earthquakes.

On the night of 10 May, an explosive eruption occurred, dusting nearby towns with ash.

[8] The volcano registered numerous small eruptions over the succeeding months, including one which caused ash fall in León on September 23.

[9] The general proximity to the city of León makes Telica a popular tourist attraction.