Better than a picture, post your test results, for
FC
CC
pH
TA
CH
CYA (stabilizer)
Don't bother with acid demand or base demand tests.
Also tell us about your pool:
How many gallons?
What is it--Vinyl, Fiberglass, Concrete, Tile, etc (I presume it's some sort of masonry. )
What kind and size pump?
What kind and size filter?
Do you have a spa, or water effects?
Heated, if so, with what kind of heater?
Do you have/use an SWCG (salt-water chlorine generator)?
Any other information? (In-line chlorinator, Nature2, etc)
What are you putting in your water for chlorination and any other chemicals you are using?
All this will help us help you even more than pictures.
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