Forum: Testing and Adjusting Pool Water Chemistry

Here are my test results. I know that my Cl is low...I plan to shock in a few minutes. TC 2 Alk 70 CYA 25-30 pH 7.5 26k gallon above ground...

I am fighting very high CYA numbers. When I started the pool company reading was 192. I have drained about 4 inches of water off 3 times and...

I have looked high and low for this Bleach Calc but it does not want to be found and any link I have clicked on says the page is no longer available....

Had to add 2" to my pool to replace evaporation loss, so figured it was a good time to test my fill water. Municipal supply, straight from the...

I am using 2 Taylor test kits. One is the OTO/pH and the other is FAS-DPD which contains procedures for a lot of different tests. The reading for...

Isn't that what the "chlorine neutralizer" drop is for before you add the PH test stuff?

Did a search on cyanuric acid remover, could not find anything on this forum. Curious if anyone has used this to reduce over-stabilization and what...

Hello all I took my water to the pool store today to get it checked. These are the numbers they gave me: Temp: 78 Saturation Idx: -0.5 TDS...

When using a drop based test kit to test for cyanuric acid is the reading correct when the black dot just starts to disappear or when it completely...

When using a simple OTO test kit with low levels (10ppm) of CYA in the water, is the chlorine that is being 'buffered' by the CYA detected by the OTO...

I had always thought hot weather was the leading cause of evaporation. The past several nights we've gotten down into the low 60's and even upper...

First off, this forum has been an amazing source of information! Thanks to you all. I wound up here out of frustration at not understanding all...

I'm new to the BB and have found it an amazing wealth of info. it's mostly a theoretical question, with the BBB method- and the convience of...

I have an AG 12X18 5 ft. pool. I've added 1lb of PH Increaser this morning. I've read about using Borax instead. I bought the Borax this evening...

I need to lower my alkalinity (190) I understand I need to do the muriatic acid thing...but I don't have access to a spa jet for areation and the...

I just set up my 18 AG for the summer and I have a couple of questions. Here are the specs for my fill water from my well (I have a water...

Hi all, Just wondering if anyone can offer any advice.....please An above ground pool (approx. 14000lts) came with a new house we bought last...

My 33' pool is 1/2 way full and the electric should be hooked up in a couple of hours. I have gotten in a couple of times, although I haven't added...

I'm hoping someone can help me with this. Two days ago I took a water sample in to the one pool store in the area who is supposed to do accurate...

Someone told me that ph balances only lower when you put in muriatic acid so no matter what, the ph reading will either be the same or higher unless...

I found this one, but it doesn't fill me with confidence when they can't even spell stabilizer correctly. :rolleyes: Can someone please point me...

With chlorine at high level 16PPM is the CYA test still accurate ? How about other tests, like calcium hardness, PH, Alk ? Or should I just wait...

My pH is a little on the high side. It normally stays around 7.5, but sometimes it starts creeping up close to 7.8. I have some pH down to fix it,...

i lost my directions for this kit this winter (building a new house) does anyone know the directions for cya test ? ...

Having trouble raising TA and still keeping pH in range. I have a 29000 gal concrete pool, DE filter, and 2 months old in the Phildelphia region. I...

Forgive me for asking such a silly sounding question. But, is there a difference when mixing instructions say to swirl and I stir, or vice versa?

First off: vinyl IG 18' x 40', about one month old. My PB mentioned something about PH bounce, but I was under the impression that once my TA was...

I have my first problem with my chemistry. I ordered the test kit a few weeks ago, but haven't received it, so I'm still relying on an old kit and...

I have seen this on threads before somewhere but can't kind it any where now. I always thought my pool was 24' round but when I was swimming today I...