Opps...this is going to be an expensive lesson for sure.

It's a sand filter and I backwash regularly.

PH is around 7.

We used 3in tablets last year. I did nothing when I closed it up last year...idoit.

vaccumed tonite,lots of gunk kept clogging the skimmer baskets. I got a lot out though. Water is a lighter green and murkey.

I will not add any more bleach.

Wifey is taking a sample to the pool store after work tommorrow.