‰·ò–¼ ’†’ÃŒG(Nakatsukuma)
’n@–¼ ŽO—{ŠîŒS–k–ΈÀ’¬
[“xi‚j -1
‰·@“xiŽj 18
—¬@—Ê(l/min) 60
pH 5.8000
òŽ¿ ŠÜCO_2-Ca-HCO_3

Geological Survey of Japan, AIST, 2004