‰·ò–¼ ’·‰ª(Nagaoka)
’n@–¼ “c•ûŒSˆÉ“¤’·‰ª’¬
[“xi‚j 800
‰·@“xiŽj 71.1000
—¬@—Ê(l/min) 2023
pH 9.4000
òŽ¿ (Na-SO_4ECl)

Geological Survey of Japan, AIST, 2004