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    Where did my CYA go?

    Just opened the pool this weekend. 23,700 gallon above ground. Vinyl liner. Sand filter. Current readings: FC 3.5 CC 0.5 PH 7.5 TA 100 CYA <30 The CYA level was between 50 & 60 when I covered the pool last fall. I expected it to be about the same when I reopened. My test cylinder only...
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    Pool consuming 4 ppm of Chlorine per day. Is this normal?

    23,800 gallon above ground pool. Vinyl liner. Full sun. Crystal clear water. Average recent temps in low to mid 80s. Taylor FAS-DPD test kit. pH - 7.7 TA - 110 CYA - 50 CC - 0 Taget FC - 6 Min FC - 4 I've been needing to raise the FC each day to 8 in order to keep it from dropping below 4...
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    Testing pH

    Just got a new bottle of Taylor phenol red. 5 drops turns any water sample blood red. What is the proper number of drops to add to a Taylor comparator that came with a DPD test kit. I have a year old HtH kit, and 3 drops of Taylor gives a similar reading to 5 drops of HtH.
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    Will soot and ash have an affect on water chemistry?

    We've got an uncontrolled widlfire burning southwest of here that has already claimed over 50,000 acres. It's about 30 miles away, but my pool has gathered a significant amount of soot and ashes today. Will this have any affect on the water balance? I tested this evening and noticed that the...
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    "Slime Green"

    First, let me introduce myself. I am Babe the Blue Ox from NE Oklahoma, and I am never going to the pool store again. I have a 30 ft. above ground pool, 23,800 gallons. I've been using pool store chemicals for the past 3 years and always have had good luck until.... We took an 11 day...