Quote Originally Posted by Watermom View Post
In 10,000 gallons of water, a gallon of 6% bleach would add 6ppm of chlorine. So, since you have twice as much water, in your pool, it would add only half that much which would be 3ppm of chlorine.
Thanks. I wasn't clear about parts of the equation, such as the units for the amount of bleach (ounces? gallons?) and the part about concentration (for 6% bleach, would I multiply by 6? or 6%?), but your example clears it up.