‰·ò–¼ “’‚Ì’J(Yunotani)
’n@–¼ “Œ”Œ§ŒS‚‰ª’¬
[“xi‚j -1
‰·@“xiŽj 25
—¬@—Ê(l/min) 3
pH -1
òŽ¿ Na-HCO_3ECl

Geological Survey of Japan, AIST, 2004