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Forum: Dealing with Alkalinity and Calcium

High alkalinity and calcium levels are much trickier to resolve than the pool books indicate

  1. Exclamation Sticky Thread Sticky: FAQs & HOWTOs: Swimming Pool Alkalinity

    HOWTO: Step-by-Step Guide to lowering your alkalinity The HOW-TO has moved here: lowering-swimming-pool-alkalinity-step-by-step.html You should...

    Started by PoolDoc‎, 03-29-2006 10:50 AM
    • Replies: 2
    • Views: 56,394
    06-05-2006 01:53 PM Go to last post
  1. Risks with high alkalinity?

    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...

    Started by Rangeball‎, 07-10-2006 11:15 AM
    7 Pages
    1 2 3 ... 7
    pix
    • Replies: 62
    • Views: 40,440
    08-15-2006 09:25 AM Go to last post
  2. Strange test results -- very high combined chlorine (CC)

    Ok, i'm a new pool owner (not a new pool). Bought a house with a 14x28 IG pool with vinyl liner, sand filter, heater, and auto-cover. Thpool...

    Started by Themadczar‎, 05-30-2013 11:08 AM
    6 Pages
    1 2 3 ... 6
    attaboy, dissappearing cya
    • Replies: 56
    • Views: 137,654
    08-05-2013 10:27 PM Go to last post
  3. Wink Green Hair????

    I am a newbie also. I have an above ground 24' round. We filled it up using water that goes thru our water filtration system. After testing, I...

    Started by readytoscream‎, 06-01-2006 11:00 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 41
    • Views: 26,540
    06-13-2006 07:08 PM Go to last post
  4. CH rising?

    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 ...

    Started by DONNIE‎, 02-09-2007 09:23 AM
    5 Pages
    1 2 3 ... 5
    • Replies: 40
    • Views: 21,429
    02-16-2007 12:47 AM Go to last post
  5. Alkalinity?

    I know that lowering the alk is a slow process. We uncovered the pool a little over a week ago 4/23. Was a little green so added bleach until I...

    Started by savdoc2‎, 04-30-2006 11:12 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 39
    • Views: 23,081
    05-06-2006 08:53 AM Go to last post
  6. Calcium

    Is there a "grocery store" source for adding calcium?

    Started by zelmo‎, 04-06-2006 06:45 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 35
    • Views: 26,897
    07-01-2006 05:39 PM Go to last post
  7. Lowering TA with Dry Acid Or Muriatic Acid

    My TA is currently 230. It was recommended on another forum that I lower it according to the "HOWTO: Step-by-Step Guide to lowering your alkalinity"...

    Started by CelticDaddio‎, 06-13-2007 12:55 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 30
    • Views: 103,786
    07-05-2007 12:54 AM Go to last post
  8. Is there a certain window of time

    To aerate when lowering alkalinity? My fill water is high alk. Tests at 320. 3 times this year I've added acid and tried to lower it. First two...

    Started by Rangeball‎, 06-20-2006 02:32 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 11,973
    06-30-2006 05:41 PM Go to last post
  9. Calcium Hardness

    Hello, I have a 3 year old in ground plaster pool. It is 30000 gallons. I am running a Autopilot dig-220 SWG. My problem is a constantly rising...

    Started by Ciscokid‎, 05-21-2007 03:17 PM
    3 Pages
    1 2 3
    • Replies: 25
    • Views: 18,928
    05-30-2007 02:29 AM Go to last post
  10. Fixing alkalinity with the BBB method in Texas

    Hi Ben, My name is Ross Moore and I happened upon your web site and decided to give your pool chemistry a go. I am a amateur with the pool so...

    Started by RossM‎, 04-04-2011 01:12 PM
    3 Pages
    1 2 3
    • Replies: 23
    • Views: 23,331
    06-06-2011 09:13 PM Go to last post
  11. Deep Blue Water MP3000 Mpluse - does it work?

    Calcium climbs from 250 to 500 over 3 months, making it difficult to maintain a safe SI. TA @ 75 to 80 adj. to 55 to 60 using wheel, w/ CYA at 65. PH...

    Started by spibill‎, 07-30-2012 03:27 PM
    3 Pages
    1 2 3
    • Replies: 20
    • Views: 17,682
    08-07-2012 10:41 PM Go to last post
  12. Pool liner feels like sandpaper

    I noticed a previous post about this, but it was an igp, mine is an agp. I have no idea how to deal with it. The pool store gave me some scale...

    Started by pleasehelp‎, 05-29-2012 05:02 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 25,628
    06-03-2012 08:26 PM Go to last post
  13. New here

    Hello all :) Great forum! New pool owner. I'll save my questions for after doing some reading first. Just wanna say thanks for having a great...

    Started by Big Splash‎, 06-03-2014 08:26 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 153,806
    06-09-2014 09:24 PM Go to last post
  14. Question about CH Test Coloration

    When using my Taylor test kit to test my CH the instructions say if CH is present the water will turn red. My water does not turn "red" it turns a...

    Started by jmarcum‎, 07-31-2015 05:18 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 43,619
    08-02-2015 02:34 PM Go to last post
  15. Question Low calcium levels, plasticizers in vinyl liners, leaching cobalt from fibergalss?

    I was speaking with someone at the local Ace Hardware pool department today who was very inpressed with my knowledge of pool chemsitry and...

    Started by waterbear‎, 04-08-2006 07:59 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 21,718
    04-21-2006 08:07 PM Go to last post
  16. Gallons of muriatic, days of aeration...

    Hi All. Great forum. I dismissed my pool service towards the end of April and made the move to bleach. Gotta say my water looks better than it has...

    Started by Sigrid‎, 05-15-2006 03:15 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 12,596
    06-05-2006 09:57 PM Go to last post
  17. Baking soda turned my pool green

    My ph was low (a constant problem), reading below the minimum 7.0 on my Taylor test kit, so I added a box of Borax. This created a little cloudiness...

    Started by BigStein‎, 08-10-2007 07:06 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 57,151
    08-12-2007 12:10 PM Go to last post
  18. Buying calcium -- this is ridiculous

    Hi all, IG plaster 22.5k gallons FC 3.0 CC < 0.5 pH 7.2 TA 110 Cal 240 CYA 55

    Started by kearpaul‎, 12-03-2008 06:47 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 18,322
    07-01-2010 04:39 PM Go to last post
  19. White flakes in water

    Recently, starting about 3 weeks ago, I started noticing white tiny flakes in my pool water. When I grab some with my net, they breakup with...

    Started by steveinaz‎, 06-21-2010 12:26 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 58,737
    06-30-2010 08:44 AM Go to last post
  20. Compressor for Aerater

    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...

    Started by surfacefeeder‎, 07-21-2006 10:59 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 10,739
    07-27-2006 11:54 PM Go to last post
  21. Low calcium hardness in vinyl pool ok?

    Just a quick question y'all. Just tested the water (per Ben's pool testing kit) and my Calcium Hardness is 60ppm, which is low... BUT, my...

    Started by rockg‎, 04-18-2010 01:25 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 60,074
    06-07-2010 05:21 PM Go to last post
  22. Cant seem to raise TA or PH

    My TA is persistant at 50 and ph 6.4-6.8. At first I tried just raising the ph with 2 boxes of borax over a 2 day period with no effect. I then tried...

    Started by drbob101‎, 06-09-2010 11:40 AM
    2 Pages
    1 2
    pix
    • Replies: 16
    • Views: 14,875
    06-11-2010 10:41 PM Go to last post
  23. Battling high alkalinity in new pool

    Hello! I've been reading these forums for quite some time now and I'd like to say they have been extremely helpful! I am a new pool owner; my...

    Started by MadCrammer‎, 06-22-2011 11:08 PM
    2 Pages
    1 2
    lower alkalinity, lower ph, sticky
    • Replies: 16
    • Views: 17,389
    07-19-2011 12:58 AM Go to last post
  24. Lowering Alk -- fountain or ripple

    Ok, my PH has been creeping downward and is now low enough that I can try to lower the alk. Not sure why it's creeping downward. But, since it is...

    Started by dhale1‎, 04-25-2006 10:23 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 8,414
    06-14-2006 12:17 AM Go to last post
  25. Calcium for metal

    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,...

    Started by RavenNS‎, 08-08-2006 07:52 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 9,334
    08-10-2006 10:16 PM Go to last post
  26. Copper Piping Failure

    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...

    Started by SherrySt‎, 08-27-2006 01:56 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 7,954
    08-29-2006 09:26 AM Go to last post
  27. fill water TA 500!! Richard, Carl, Evan, Al help!!!

    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. ...

    Started by induce‎, 04-08-2007 11:34 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 8,694
    05-10-2007 01:01 PM Go to last post
  28. Calcium???

    Hey all, Can someone please! explain to me why one would still need calcium in a liner pool with either a heater or SWCG?:confused: As long as...

    Started by waste‎, 04-27-2007 03:08 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 19,599
    07-24-2013 11:19 AM Go to last post
  29. cloudy darkish water

    Hope I'm posting in right place. Chlorine-6 TA-80 CH-300 Ph-7.6 Those are my chemical readings and I use the taylor kit to test , but my...

    Started by fhorta‎, 06-18-2014 10:23 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 170,018
    07-04-2014 03:24 PM Go to last post
  30. Red face TA Issues; First-Year Pool Owner

    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...

    Started by Snowymoon‎, 08-02-2006 08:42 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 10,176
    08-05-2006 08:08 PM Go to last post

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