Chlorine Decay, Water Age, and THMs - OH MY - Ohiowater.org
Chlorine Decay, Water Age, and THMs - OH MY - Ohiowater.org
Chlorine Decay, Water Age, and THMs - OH MY - Ohiowater.org
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<strong>Chlorine</strong> <strong>Decay</strong>, <strong>Water</strong> <strong>Age</strong>, <strong>and</strong> <strong>THMs</strong> – <strong>OH</strong> <strong>MY</strong>THM Treatment Control Methods• Tank Aeration/Mixing• Stripping of volatile THM compounds withaeration in storage tanks• Chloroform most common form removed, butcan reduce other THM species• Ventilation of air space above water important• Mixing helps reduce stagnant water zones• Improved residual maintenance• Air-to-water ratio important to produceTHM stripping without depleting chlorineresidual41