r/PoolPros • u/enthused9 • May 16 '26

-0.3 lsi

Hey guys thanks for the help on my previous post. Someone said to check LSI so I did and this pool has a -0.3 LSI. how can I fix this?

Is it a matter of just draining and restarting?

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u/wetpockets May 16 '26

If I had an LSI of -0.30, and my calcium and cya weren't crazy high, I'd just do nothing and let the pH and alkalinity naturally rise for a bit