Forum: Testing and Adjusting Pool Water Chemistry

Yesterday I opened the pool (took off the cover) of a IG 22000 gallon 37' Gunite pool in Round Rock, Texas. I waited until my Live Oak trees stopped...

i went to leslie's this morning and had them check the pool water. this is their results FC1.5 TC1.5 pH7.8 TA160 calcium hardness 300 CYA 0...

I built a 20*40 IG Vinyl this past fall/winter. Filled, and let water sit till Feb. Kit I purchased came with small pentair odo/pH drop test. ...

I took the document titled "Water Chimistry for Swimming Pools" that was linked on another thread and boiled it down to two double-sided pages to use...

I just had my pool opened and my test results are surprising to me. I am located in Valley Forge, PA. When the cover was removed the water temp was...

Found a website that tells you how much chemicals to put in pool from what you tell it your readings are. Don't know if I can post in here or not....

I have a 24' AG (13500 gal) pool which was just filled last week (trucked in). I picked up an HTH 5-way test kit while I'm waiting for the PS234 kit...

Just got my water checked. Total Disolved Solids (TDS) was mentioned my is 400 and I was told that that was great. I feel god but what the #$@^ is...

I drained (50-60%) and re-filled my pool twice and my CYA level is a little above 100. Alk 150 PH 7.4 chlorine 4.0 perfect .. all #'s are...

Wow Just became aware of the info available on this forum. So I have a new liner and NEW water as of closing last year. Ive maintained this pool...

Hello all, My pool was installed Thursday, a 28' by 54" above ground, it was full and I started the filter on Friday evening. It has a chlorinator...

Is there a test kit available that will allow me to test for phosphates instead of taking a sample to a pool store?

10k gallon in ground pebbletec finish pool. I cant seem to get an accurate ph reading since installing the SWC. The taylor drop test kit has shows a...

This discussion about calcium content got me thinking - http://www.poolforum.com/pf2/showthread.php?t=815 ...and didn't want to hi-jak that...

Someone please remind me....what affect does rain have on pool water? We are expecting a couple days of nothing but rain and I want to be sure I'm...

22k in ground with spa, gunite, plaster, w/ Autopilot SWG. I have a drop test kit. It was built and filled last September. Pool wasn't below 60F...

I am a little confused about how to use borax. Should it be used solely as a pH increaser (in the place of sodium carbonate). Or is there an...

For those of us eagerly awaiting its arrival? ;)

Ok, I know I have so much to learn....however. Going the liquid bleach route sounds so scary to me. If i use Stabilized tablets in my feeder and...

in a ag vinyl lined pool 10500 gallons. if i add the salt will i still keep adding chlorine or will the salt keep it from needing more chlorine? i...

Hello, I have a 33,000 gal. IG vinyl pool with SWG. It was install at the end of season last year so this is our first opening. So far, so good....

Is there an online SI calculator?

This is a long shot, but anyone here who lives in the Toronto area know where I can get a Taylor test kit? Ben doesnt ship his kit to Canada...

Hi all, 16,000 IG vinyl..we took the cover off a month ago when it warmed up, then it started raining, and raining, and raining. We're in...

i have an ag 21' vinyl liner pool 10,500 gallons. with a 1 1/2 hp motor and sand filter. i am curious if salt can be added without switching to swg....

I added some salt this morning and some CYA as is recommended (previous levels were about 30 but I had drained a good bit of water to lower the Ca...

Rather than start several different threads, I thought I would combine all of my questions here, since they are all related to pool chemistry anyway....

I have Bens PS233 test kit and now appear to have my pool on the right track using bleach. Now I am looking for a recomended routine going forward. ...

Ouch, we have an in-ground 39' 26000 USG pool with salt system. Have to add acid once per week to keep pH in range, presumably as salt generator...

my TA was 220, so i added muriatic acid and brought it down to 120 which also brought down the pH to a little less than the 6.8 shown on my test...