Forum: Testing and Adjusting Pool Water Chemistry

Hi everyone! I have the Aqua Chem drops test kit. I know I should be testing my water for pH and Chlorine everyday, but what about the other...

I just used this test for the first time. The first drop of Silver Nitrate caused a precipitate that I was not expecting. As I continued to...

I put in a gallon of acid to get my 8.2+ ph down to about 7.4- a couple of days later, right back up over 8. 26,000 gal saltwater. IG vinyl . ...

Hi All, I have a 25,000 gunite pool. I've been doing the bleach thing for a while, and it has worked much better than the loads of powder I had...

I have a pretty good drops based test kit, but the Chlorine part of it only tests up to 3 ppm. Since my CYA is around 40, I need to run higher FC,...

Hi all, I'm desperately digging through these threads trying to learn as much as I can, but am hoping that "just asking" will get me started? ...

I have a 30,000 gal concrete & fiberglass pool. Did the usual this spring & went to pool dealer the last week of April (pool was dark green). They...

AquaChem drop tester from WalMart. Just drained over half of pool to lower CYA and refilled before yesterdays thunder / lightning storm. Todays...

Opened the pool earlier this week, I shocked it to 10ppm(based on Bens chart) and have kept it there for the past few days. Weve had lots of rain, so...

I've just drained more than half my pool to get control of my original CYA of >100. Here are my readings after filling (filling was so much...

I am not very knowledgable about the Hamilton index. Is it any better or worse than the Langalier Index? As I have an ongoing iron fight with...

I have been fighting cloudy water since I opened. I can still see the pattern on the bottom at 4' but you cannot see more than half way across the...

Hi, I had my water tested again today and here are the numbers. I am not sure what to do next. I read that putting baking soda in the water will...

hi, i was told by a pool store manager that the CYA numbers in Europe could be in the thousands and are not regulated like in the states. Is there...

I have the 5 way HTH yes kit and says it tests for TC. Is there any way of using this kit to test for FC or CC? When determining how much bleach to...

i tried the bleach calculator and the only thing i don't get is the quantity of bleach part. does that mean if i have 1 gallon of it type 1 and if i...

I just read in a thread that with CYA <30 not to shock a vinyl pool with more than 20 (or so) TC. When I opened, I had <30 CYA and shocked with...

My PH was 6.0 yesterday AM in a 13,500 gal. AG with clear water and: FAC at 3.0, CYA at 30, and TA at 0. I've mixed 12# of Borax in water and added...

I was wondering when it is unsafe to swim. Is there a point of too much chlorine or too high ph? I now have memorized all the recommend ranges for...

I have been using test strips for several years and want to change over to a kit where the water and chemicals are mix in a vial. My question is...

I just bought a new HTH 5 way test kit and have a question. With my old kit from Lite House pools theres a bottle of chlorine nutralizer and you...

TC = 0 ALK = 200 or > PH = 8.2 or > CYA = ? used up all of test regeant.... 33' round 4' deep ABG Had the pool a cloudy blue, then had a...

OK, guys I need hit in the head with a hammer here to help me understand this. I shocked my pool to 12ppm (based on Mikes calculator). When I check...

14 ppm fc 1 ppm cc 7.4 ph 60 alk guessing the cya around a 30 done with a test strip 27000 gallon IG pool sand filter

Have a 18X38 IG concrete? pool with a Tagelus sand filter and 2 speed pump. Pool also has a bubbler spa attached. Opened it up this year to find a...

I have an AG pool approx 8000gal. I opened it several weeks ago and treated it with the bbb method and it was perfect. It turned green and I...