Organic material with low CC

Brazillianguy

Gold Supporter
Sep 5, 2021
70
Miami. FL
Pool Size
15000
Surface
Plaster
Chlorine
Salt Water Generator
Is it possible to have algae or other organic material in the pool with a CC of 0.5 or less?
Background : have a 40k SWG for my 15k pool. I’m running it at 80% for about 12-14 hrs and still just have my FC at 4. My CYA is 60-70, my pH and Alk are good. The pool is clear. But was frustrated that the cell (which is brand new) is only producing that. I did an over night FC test and the difference is 2 (from 6 down to 4 in the morning) but my CC is less then 0.5. Should I SLAM? Thanks
 
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