‰·ò–¼ ‘劘(Ogama)
’n@–¼ ·‰ªŽs
[“xi‚j -1
‰·@“xiŽj 28.5000
—¬@—Ê(l/min) 40
pH 8.4000
òŽ¿ Na-SO_4ECl

Geological Survey of Japan, AIST, 2004