No FC but pool is crystal clear

If my CYA is 40 how much higher do I want it?

Most pools do well with CYA around 50ppm.

Finally holding pretty good through the night.

Thanks everyone for the help. I think I can take it from here. I learned so much from reading posts on this site that I would have never figured out on my own.

Great. Let us know how it goes!

membership upgraded.