My previously crystal clear water has become cloudy and I can't figure out why. I did an OCLT on 7/12 and passed losing only 1.0 ppm of FC overnight. Current test results as of 10:30AM EST today are as follows:
I have a DE filter that I use with cellulose media. I am considering increasing the chlorine level to target a FC of 10 until it clears up. Any ideas what I should do to clear up the cloudiness or what may be causing it?