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Carl: You are my absolute favorite storyteller on the Pool Forum (!!!) and have been SO much help to me with my pool!

I just had time to reread this whole thread and I noticed these responses (posts 96-100) from PoolDoc and wondered if you caught them.

Quote Originally Posted by PoolDoc View Post
Ok, you're reporting what sounds like mustard algae -- so you'll need even higher levels of chlorine.
Quote Originally Posted by PoolDoc View Post
... ~35 ppm or HIGHER!
Mjsboone has been aiming for a shock level of 25ppm. Do you think he's still good to go to maintenance?