Forum: Dealing with Alkalinity and Calcium

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...

Is there a relatively safe way to precipitate calcium and magnesium out of the water? My fill water is very high in both and I think it's causing the...

To lower my ALK can I use my spill over spa in Spill over mode ? (Not recirculate in the spa) It has 6 jets that can bubble a lot or does it need...

I have a 10 year old IG 10,000 gal plaster pool. I have had dark brown metal stains (appear to be from nails) on the floor ever since I bought the...

Okay - about a week and a half ago I started with TA = 160. Got PH to 6.8 and then turned on the spa jets. In 24 hours it was down to TA=90. ...

Is it truly possible that the copper piping inside a pool heater can corrode from the Alkalinity being too low? If so, how long would it have to be...

I was doing work for an ex-neighbor today. First time I had been to their house in a couple years. Last year they had a gunite pool installed and...

just tested my pool today after shocking last night he are my numbers.what is a good reading for alk.I have been dealing wiht algea.Need to add more...

Hi all - we have a new 12000 gallon IG with SWG, started on August 1st. I've been testing at least once each day with a Taylor K-2005, and below are...

I was wondering if anyone knows how to get the hardness up in an above ground pool. We are using a swg. Thank you! Lil Bit

One I got my high alk in line, it was time to add more water due to evaporation losses. This shot my alk right back up of course, since my fill...

I don't test my Calcium very often and when I did today it barely turned a pink cast. More of a clear with pint tint. So I never did really get a...

First off, thanks for this great forum! I'm a new owner of an older pool and am trying to learn all I can. I was especially pleased to find Ben's...

This is a new thread taken from this linked thread since I've gone off topic. Looks like you wrote this the same time I wrote my "correction"...

Hi, I've been learning a lot here the last few weeks, particularly interested in the Calcium debate. Everytime I get a water test at a store,...

Ok, here are the numbers as of today, then I will list some qualifiers: FC - 10ppm TA - 280 CH - 400 CYA - 35 PH - 7.0 We had been...

I have been working on raising my calcium levels from 120 to a targte of 250, all done using cal-hypo. So far I have added seven (7) 1 lb. bags of...

I have an 18' above ground. It's been open for a month, and here are the numbers: Cl-3ppm ph-7.5 TA-160 Cya-25 ppm The ph has been rock...

We have a 1 year old gunnite - plaster pool. I am getting blue crystals forming on the plaster. Sometimes they are in spots, and sometimes they are...

First, I have to say I am so glad I found this site! :D I wish I would have found it sooner. I plan on ordering the test kit for next year. It is so...

Somewhat confused on this topic. My TA is now at 130 (not too bad I believe for a vinyl lined pool). My pH usually drifts low (to about 7.2) and I...

Guys, Reading the PoolSolutions subscriber pages produces a minimum calcium level of 70ppm. ...

I am a new pool owner with a 24' AG 52" deep Delair pool. It has been up for a little over a month. This site has been my guide to keeping the water...

I just wanted to say a huge thanks to the forum and Ben for helping me out in the process of lowering my alkalinity. I started out with 370 and in...

Should I be concerned with a CH of 100 in a fiberglass pool? FC 3 Ph 7.4 TA 120 CYA 40 TDS 500 water is perfectly clear although I have...

first let me show my readings after shock fc-11 cc-0 tc-11 ph-7.6 TA-130 stabilizer-35 HARDNESS-1500 plus

How does this sound for a DYI aerator. I took my air compressor with a 40 psi max nozzel. Then filled a bleach bottle with water. Then tied the the...