Cya first?

Kimsports

Member
May 26, 2022
18
Ankeny, IA
Pool Size
6200
Surface
Vinyl
Chlorine
Salt Water Generator
SWG Type
Pentair Intellichlor IC-15
Should I test for phosphates or be patient and wait for my CYA to go up ( I just added stabilizer to bump it to 50) over the next 24 hours since my FC is so low here are my details…
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Friday night we had a huge rain Saturday woke up to a very cloudy pool. Did my Taylor testing and worked on the pool all of Saturday had my SWG on 100 for 24 hours on Sunday I do currently have a silk guard complete multi benefit chlorinating stick in a floater.
I’m just wondering if I should be proactive and go get a phosphate test today as I do not have any of those tests here at my home. Or be patient and wait for CYA to go up in 24 hours?
 
Last edited:
Huh?

CYA does not go up on its own. Did you add some?

We do not generally test for phosphates here as it is deemed largely unnecessary with proper chlorine levels.

  • Phosphates – Doesn’t matter, despite pool stores claiming otherwise. Proper maintenance of your FC makes phosphate levels irrelevant.

Pool Care Basics
 
Yes, I added stabilizer first thing this morning after doing all my testing.

Ah ok. I would suggest starting the SLAM process. How much did you add? 30 is considered ideal for doing a SLAM although you can do it at higher CYA levels without issue.

Regardless, phosphates are meaningless.

SLAM Process
 
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Ah ok. I would suggest starting the SLAM process. How much did you add? 30 is considered ideal for doing a SLAM although you can do it at higher CYA levels without issue.

Regardless, phosphates are meaningless.

SLAM Process
It’s a sock of granules so I could pull it out to keep my CYA close to 30 since it’s only been over an hour. Should I turn my SWG up to 100 for 24 hours or do you recommend sodium hypochlorite 10% chlorinating liquid pool essentials from Menards?
 
It’s a sock of granules so I could pull it out to keep my CYA close to 30 since it’s only been over an hour. Should I turn my SWG up to 100 for 24 hours or do you recommend sodium hypochlorite 10% chlorinating liquid pool essentials from Menards?

You could keep the SWG running at your normal level, but it will not provide the chlorine you need for a SLAM. For that it is best to get liquid chlorine as you will be adding chlorine several times a day until the SLAM is completed.

Yes - if you are going to do the SLAM, then remove the CYA and add it when the SLAM is complete.
 
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