Las Hornillas geothermal field (Guanacaste Province, Costa Rica)

Las ornillas geothermal field, Miravalles, Costa Rica.

Volcano: Miravalles (see Miravalles at the Smithsonian Institution website in a new tab)
Type: Soil Diffuse Emission
Description: Las Hornillas (that comes from “horno” – oven) is located near the Miravalles Geothermal Project in « La Fortuna de Bagaces », that generates electricity thanks to the force of the master steams in the subsoil. Las Hornillas is a 26,900 square feet crater with volcanic action: fumaroles, boiling mud of various colours, crystallization of sulphur, hot water.

Point of contact for this site:
Aurelia Liegler, (Michigan Technological University)

Number of measurements: 2
Measurement date (d/m/y) Added by Added on
Las Hornillas_010120151/1/2015 Emanuela Bagnato Nov. 13, 2016
Las Hornillas_Miravalles_010220001/2/2000 Emanuela Bagnato Sept. 10, 2020

Bibliographic references for this site

Liegler Aurelia , 2016,Diffuse CO2 degassing and the origin of volcabic gas variability from Rincon de la Vieja, Miravalles and Tenorio volcanoes, Open Access Master's Thesis, Michigan Technological University, DOI:

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