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Second, a swimmerâs body has a pH between 7.2 and 7.8, so if the. pool water isnât kept in this range then swimmers will start to feel irritation of their. eyes and skin. Keeping the pH in this range will balance chlorineâs germ-killing.
The pH balance of your water impacts the effectiveness of the chlorine in your water. The idea test reading for pH is between 7.4 and 7.6. If the test reading is below 7.2 then the water is more on the acidic side. A test reading above 7.8 indicates the water is more on the alkalinity side.