Forum: Dealing with Alkalinity and Calcium

I'm having some difficulty cleaning some very VERY stubborn calcium tile staining emanating from a rockfall. I used acid, but had to use so much to...

Inground gunite pool was painted 4 years ago. I am fighting the chalkies(cloudy water). Can I increase the calcium hardness to cut down on the...

How much areation for how long is needed to raise pH levels? I'm at 7.2 now and am targeting 7.6 TA is around 125 which I assume is fine for a...

I've detailed my TA/pH cycle here: http://www.poolforum.com/pf2/showthread.php?t=6983 - second post. Mostly, I'm trying to keep my TA at 80 and my...

getting ready to fill the new pool. i thought i would check the fill water. now this is well water going thru a softener. it is our only choice. ...

I have an SWG for the past two years and have always had to add quite a bit of acid to maintain pH. I've seen in several posts that lowering TA and...

I test my TA with a Taylor 2006 kit, and it was 160 on Apr 22nd, so I lowered my PH, and run the pume with the nozzles as far up as possible. It is...

Yikes, I pulled open a corner of my pool cover off and took a sample to quickly test PH and TA from my 23K G gunite and was shocked to see my TA test...

Hello everyone - been a while since I've been on the forum, it's nice to see familiar names are still here helping out. I've been maintaining my...

Thought it would be interesting to see a play-by-play of how Ben's method works. I'll do TA tests everyday at 4pm to document progress. The...

What do you guys think? is this to good to be true :p ? What process could remove the calcium? Anyone tried this process or similar? link...

My Taylor book claims if you slug muratic acid in the pool rather than spreading it and splashing it, you will lower TA rather than reducing ph. Is...

What would cause my CH to rise from 410 to 480 in 19 days? I have added nothing but bleach and muriatic acid in that time. Temp 41 PH 7.6 FC ...

When I try to hold a TA of 80, my PH tends to rise faster requiring more frequent acid applications, which brings the TA down to around 50-60...where...

I'm just thinking about this. Why would a higher alkalinity level make the pH drift upwards to 8.4? Why 8.4, why not some other number?

Here is my current water chemistry, stable for about the last year: FC 5-6 ppm CC 0 TA 90-110 Ph 7.2-7.4 salt 3200 cya 40-45 cal 480-500

Just wondering if I should fix my TA or disregard. Here are my specs. 6K gal fiberglass. CL 15PPM (just shocked it, letting it creep back down to...

I bought a pool fountain for aesthetics, and it constantly aerates my pool when the pump is running. Will this continue to lower the alkalinity or...

I'm in the midst of a battle with what appears to be that hard-to-kill algae. I've been running my FC in the mid-20's, gone to 30 and just now added...

Hey everyone, first of all want to say what a great thing this forum is. I've been a "lurker" for a bit, trying to get an understanding of all that...

In ground pool - 25,000 gallons - 4 years old. To date little problem with water clarity etc. Noticed my TA is now 160-it is usually around 120....

I think our pool needs calcium. We have pebble tec and it is becoming a bit white in certain areas could it be that we need calcium, and it is...

I picked up a box of Arm And Hammer Baking Soda today and noticed the ingrediants are listed as "Sodium Carbonate" not sodium bicarbonate as...

Pool was drained and refilled after repair. My numbers are: 25,000 inground gunite pool (white plaster) CL 1 CC .5 TC 1.5 ALK 20 PH 8 CAL...

We have a new 24' round above ground pool that holds 15,000 gal. We live out in the country and have filled pool from local water supply co. We will...

I felt like I hit the jackpot a few weeks ago when I wandered into FoodMaxx and found Muriatic Acid selling for around $2.50/gal. I should have...

The procedure for lowering alkalinity results in higher total dissolved solids (TDS). Probably not an issue with pools, but I'm using the technique...

Hello everyone, I'm new to the forum and we inherited a 15,000 gal fiberglass pool with our house purchase last year. The pool has been great...

Is the red eye's people get while swimming due to the ph or the alkalinity being off? Is it too high or too low? How does it effect the eyes if it...