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̰ ź߸ å ɱ, ȭ 긲ȯå ȿ ȿߴٴ м̴.
Ȳ갡 0.7ppb, ̻ȭҴ 1.8ppb ߴ.
̴ 2011 Ȳ갡 11ppb, ̻ȭ 5ppb 93%, 64% ġ.
굵 pH6.0 ƴ.
̴ 2007(pH4.7) 30% , 2019 꼺 ġ pH5.6 ִ.
긲ڿҴ 12 ų û 縦 ϰ ִ.
pH, , ̿ 3, ̿ 5 ȭ(а ȭ) Ư ̻ȭȲ, ̻ȭ, (O3) ֿ ϰ ִ.
굵 긲 ̻ ȭ ذ صǰ ־ 굵 ȭ ȭ ȭ ȭ 踦 ϱ 1994 ϰ ִ.
긲ڿ ĺȭ ȯ ȭ Ұ ӵ ǰ ִ١ 긲ȯμ 긲°踦 Űڴ١ ߴ.
hoahn01@hanmail.net