Assume a CYA of 50 (instead of 45). You should always maintain a FC of 20 or a tad more. Yes, the number can hold and that is a good sign. What is your CC? Remember keep SLAMMING until:
1) your water is crystal clear
2) your CC is 0.5 or less
3) you pass the OCLT (see pool school)
Preferably in that order...
1) your water is crystal clear
2) your CC is 0.5 or less
3) you pass the OCLT (see pool school)
Preferably in that order...