‰·ò–¼ “y‰Y(Tsuchiura)
’n@–¼ “y‰YŽs
[“xi‚j 36.4000
‰·@“xiŽj 17
—¬@—Ê(l/min) 30
pH 7.2000
òŽ¿ ’PƒFe(2)ò(HCO_3Œ^)

Geological Survey of Japan, AIST, 2004