Thanks for the posts. User name means I live in MD and have a pool. Not very original, I know.

Pool is in ground. 30k gallons. DE filter.

Ok results from test 1.

CYA is 10
Tot chlorine is 3.1
Free chlorine is 0.8
ph is 6.9
Alk is 87
Hardness is 265
That is all they listed.

Put in 16 lbs of Balance pak 100 to bring up alk
Put in 2 lbs of ph up
Put in 6 lbs of CYA

Put in 15 bags of burn out extreme (calcium hypochlorite)
38 oz of algaecide

Do not have CYA from last fall. Pool water is crystal clear.



==============================
5 days later.

Sat index is minus 0.7 no change from previous
TDS is 1700 (was 1600)
Tot chlorine is 1
Free chlorine is 0
Ph is 7
Alk is 78 (went down)
Hardness is 246

Put in 22 lbs of alk up (balance pak 100)
1 lb of ph up
8 bags of calcium hypo (granular shock)

Using test strips. Showing no free chlorine.


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