Why Pool Water Turns Green After a Storm

Clear pool water can turn green within hours after a storm, even when nothing was added. The color usually comes from algae responding to diluted chlorine and new nutrients. The fix starts with unders
Pool Notes covers quick, practical answers to everyday pool and hot tub problems, from green water after storms to cloudy water, stains, and odd smells. If something looks off in your backyard water, this is where you’ll find what it means and how to fix it.

Clear pool water can turn green within hours after a storm, even when nothing was added. The color usually comes from algae responding to diluted chlorine and new nutrients. The fix starts with unders