The healthy pH range for a swimming pool is between 7.4 and 7.8. Most home kits won’t give you a numerical reading, but the “good” color range on the test control indicates an optimal pH.

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The Centers for Disease Control recommends testing the water yourself. Before you get in a pool, the CDC suggests you use a pool test strip to make sure the water’s pH and free chlorine or ...

McMaster University. "Rapid test strips detect bacterial contamination in swimming water." ScienceDaily. ScienceDaily, 30 April 2012. <www.sciencedaily.com / releases / 2012 / 04 / 120430104845.htm>.