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Thread: My Pool Looks Like An EASTER EGG!!! -- NOT a good thing!

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    waterbear is offline Lifetime Member Sniggle Mechanic waterbear 4 stars waterbear 4 stars waterbear 4 stars waterbear 4 stars
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    Default Re: My Pool Looks Like An EASTER EGG!!! -- NOT a good thing!

    Quote Originally Posted by PopcornGirl


    I thought CH was calcium hardness (that's what I was referring to); how does the super shock affect that? I was surprised because the pool store had told me that it was 270 just 2 days before. What is the chemical relationship between the two? And what SHOULD my CH level be?
    The shock you are using is calcium hypoclorite...operative word is calcium....it will cause your calcium levels to go up. However 360 ppm is certainly in range for a plaster pool. You might want to start shocking with sodium hypochlorie, however...usually called 'bleach'
    And finally,
    They're not. They are hth 3" stabilized chlorine (they don't say dual action and they don't mention copper -- just say they won't cause "over-stabilization").
    As far as I know all the currently manufactured HTH 3" triclor pucks now contain copper. If they are older ones they might not. As far as not causing overstabilization...that is just marketing hype!
    WHEW!
    I hope that helps clear things up a bit.
    Oh, and I'm pretty sure the green is green algae; my pool water is SO warm already (it was 90 degrees here today) and the green stuff felt a tad slimy and it brushed off the walls VERY easily.
    Ok, I think that's about it. Whaddaya think???
    I'm open to any and all suggestions.
    I'm so excited to FINALLY be on the right track!
    With all the seqestering agent in your water metal should not be a problem for a while but be aware that they might still be lurking in your water to return when you least expect it.
    I need to go over your numbers and think about them but it seems you are on the right track . Keep up the FC levels at schock level until the green is gone. vacumn the dead stuff up, and keep cleaning your filter and you will beat it.

    As far as the brown stains they did look like iron but they also could have been tannin stains. Iron is pretty easy to lift off if the pH of the water is low enough.

    Good luck!

    Retired pool store and commercial pool maintenance guy.

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    PopcornGirl is offline ** No working email address ** Thread Analyst PopcornGirl 0
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    Default Re: My Pool Looks Like An EASTER EGG!!! -- NOT a good thing!

    Waterbear,
    Ah, that makes sense! Thank you for explaining that; I had no idea the two were related. And I bet you're right about the tabs (pucks), too.

    Ok, I retested everything this morning... no real surprises:
    FC = ZERO
    TC = < 0.5
    pH = 7.4
    TA = 100
    CYA = 50 ??? Is it normal to drop that much in 2 days??? It was 65 on Sunday!
    CH = 370

    Ok, so I added 5 more gallons of bleach early this morning (right after testing). It's kind of overcast here this morning so hopefully it will have some time to work before the sun hits it... I was afraid to let it sit all day in the heat without adding at least SOME chlorine!
    Going to the store to buy MORE BLEACH today!!

    Side Note: It *appears* as though the stains are GONE so maybe *something* worked (or all of it). I realize they could come back as I continue to bring my chlorine up, but I just wanted to note that now...
    I'll check in again later,

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    Default Re: My Pool Looks Like An EASTER EGG!!! -- NOT a good thing!

    sounds like you are on the right track..just get your FC up and keep it there. You might want to retest the cya...it's not the easiest test, it can be a bit subjective as to when that black dot dissappears! I try to do mine in the shade, hold the container at about waist level, and if the water is cold I let it come to room temp (indoor) because lower temp will slow down the reaction and could possibly casue a lower reading.
    Retired pool store and commercial pool maintenance guy.

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    PopcornGirl is offline ** No working email address ** Thread Analyst PopcornGirl 0
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    Default Re: My Pool Looks Like An EASTER EGG!!! -- NOT a good thing!

    Oh, dear.
    Only 5 hours after adding 5 gallons of 6% bleach (and yes, I checked to make sure it was still bleach -- not old/water), my FC is still ZERO and my TC is still <.5 !
    And I STILL have a LOT of green algae on my walls and floors...
    QUESTION:
    Would it be ok to add a quart of polyquat 60% to the pool to help with the algae problem? I'm afraid I am combatting two MAJOR chlorine-demand problems here (the algae & all the other stuff [stains, metal out, high CYA]) and it's going to cost me a fortune if I continue using only bleach...

    I won't do ANYTHING unless y'all ok it, but I have spent so much on chemicals this month, it's REALLY putting a strain on my budget!!
    HELP!

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    Default Re: My Pool Looks Like An EASTER EGG!!! -- NOT a good thing!

    IMHO, you need to keep putting chlorine in there. What type of test kit are you using for FC and TC? Is it DPD (comparator cell with pink colors) or FAS-DPD (titration test)? The reason I ask is that DPD can bleach out with high chlorine levels. I don't think this is what is happening. I think you just have a big chlorine demand and the only thing that will take care of it is to satisfy your pool's "hunger" for chlorine right now but it is one possiblity that sprung to mind to explain your FC of 0. Bleach is NOT your only alternative. You might want to check around at the prices of liquid chlorine and cal hypo vs. bleach. Sometimes they can be a bit more economical (but usually not). Your CH is at the high normal end for a plaster pool but your TA is on the low side so I don't believe that cal hypo will be a problem. I personally would stay away from stablized chlorine with your CYA levels being as high as they are.

    As far as polyquat, have never used it but my understanding is that it is more of a preventative than a treatment from what I have read on here.

    Hope this helps. Keep the faith, you WILL be swimming soon!
    Retired pool store and commercial pool maintenance guy.

  6. #6
    duraleigh Guest

    Default Re: My Pool Looks Like An EASTER EGG!!! -- NOT a good thing!

    Summer,

    Remember my post calling for 4 gallons of bleach? Why are you putting in five gallons? Not enough is useless...too much is not good at all, unless you REALLY want to spend some money.. Just like Goldilocks, you've got to get your quantities "just right"?

    Listen to the advice you're getting. Nothing is cheaper than bleach to fix your problems. Once your water is clear, you will use maybe 1-2 qts per day to keep your pool nice. Did you think you would have to use this much bleach all the time? If so, you need to do more reading.

    Ben does not recommend polyquat for what you're trying to do. What makes you think it's cheaper, anyway?

    Go get some more bleach and bring your Cl reading up to 18-20ppm.

    Stay the course!!

    Dave S.

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    KurtV is offline Registered+ Widget Weaver KurtV 0
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    Default Re: My Pool Looks Like An EASTER EGG!!! -- NOT a good thing!

    popcorn, Read through this thread on polyquat all the way to the end. It looks like another forum member had some success using poly to get rid of an algae infestation...http://www.poolforum.com/pf2/showthread.php?t=486

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    PopcornGirl is offline ** No working email address ** Thread Analyst PopcornGirl 0
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    Default Re: My Pool Looks Like An EASTER EGG!!! -- NOT a good thing!

    Dave,

    You are right; I'm getting ahead of myself.
    Sorry about that.
    I'm just REALLY dying to use my pool (my kids are driving me nuts, too!); it is already so hot here! I saw where parts of the country were getting snow yesterday...

    Ok, ok; I will stick with 4 gallons of bleach, but how often should I add it?
    I added 4 last night, 5 this morning, and everything is still zero.
    What type of test kit are you using for FC and TC? Is it DPD (comparator cell with pink colors) or FAS-DPD (titration test)? The reason I ask is that DPD can bleach out with high chlorine levels. I don't think this is what is happening. I think you just have a big chlorine demand and the only thing that will take care of it is to satisfy your pool's "hunger" for chlorine right now but it is one possiblity that sprung to mind to explain your FC of 0.
    I am currently using a TAYLOR "Complete (High)" DPD drops kit.


    I guess I will just "keep on, keeping on."
    I really want to order Ben's test kit, but it will definitely have to wait until next month's paycheck! <sigh>

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