Fixed Neighbors Cloudy pool, but not sure why

BasicTek

0
Bronze Supporter
Oct 9, 2016
870
Lake Mary, FL
My neighbor just moved in and inherited a 22K pool. His kids have been using it regularly and I tried to get him to look at TFP (he manages it himself). Anyway fast forward month, the pool got really cloudy & yellow, it was also leaving tons of yellow stuff (I assumed algae) in his filter last week. Feeling bad I brought my test kit over and found the problem immediately (FC = 0) and as he has a chlorine feeder I was pretty sure there was a CYA issue, 1st test 100, 2nd diluted test 140 - 160 (not as bad as I thought). So in FL I would assume he would want that to be around 40-50 in summer. I also tested his PH (fine @ 7.4)

I recommended draining 2/3 of the pool and buying a bunch of liquid chlorine getting a test kit and I'd help him SLAM. Fortunately I actually had a 3 gallon pack that I had bought from home depot a couple months ago and needed to get rid of so we dumped all 3 in the pool. Well a few days later the pool cleared up and he's super happy. Now with 140+ CYA 3 gallons goes no where near SLAM intensity, I was wondering how that solved the problem? Anyway I haven't tested again or done an OCLT, so I think it's just a matter of time. He asked me if the issue would come back and I said "probably, but hopefully not"

Is it strange that 3 gallons of chlorine could clear up a pool with 140+ stabilizer? and is there any chance it will stay that way? Just wondering it caught me by surprise when it cleared up so easily.
 
You did want a pool service 'professional' would do, dump and pray.

It worked, for now..............
 
Got lucky.. 3 gallons in 22k really did not raise the FC much at all, only about 13.5ppm ... that just barely got him up over the minimum for a CYA that high.
I am sure stuff is already growing again.
You have done and told him all he should need from you ... get a kit and get on TFP. Now you have to wait for him to hit rock bottom and start to actually listen after he peaks over your wall and sees your clear pool.
 
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