Here is an update.
Last night at 7 FC was 11.5, CC was .5, CYA was 40. I added a gallon of liquid chlorine .
At 9:30 pm FC was 19
This morning at 7:30 FC was 15
at 8:40 it is 13.5
The water now has small white fluffy chunks floating under the surface. (Pic attached but not sure if you can...