It is inferred from the thermometry of geyserite and adarce inclusions that underground temperatures for the hot spring system in Tengchong are .

云是中外著名的地区，区内火山岩浆地动强烈，显示形式多样，有温、、沸、蚀变岩石、华（硅华、盐华、钙华和硫华）等。