pH & Total Alkalinity

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low TA high PH...... should I be concerned?

by youngskywalker » Wed 06 Jul, 2016 21:32

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10,000 gal cement plaster pool with Spa spill over. Salt water chlorine generator. Taylor 2006 test kit, plus others.

CH 375
Chlorine 3
Borate 40...

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As I wrote before your CSI is very low and with a plaster/cement pool that means that material may slowly dissolve in that water. If you want to keep...

6 Replies

529 Views

Last post by chem geek
Sun 17 Jul, 2016 01:38
High Alkalinity/Low PH

by kelcal » Tue 14 Jun, 2016 11:20

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Our pool chemistry has been off since we opened the pool - I suspect it was messed up when we closed it too. Our alkalinity is around 200, and the PH...

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See this link .

3 Replies

1607 Views

Last post by chem geek
Thu 16 Jun, 2016 23:47
muriatic acid in India

by memelet » Sun 31 Jan, 2016 03:22

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I'm from the US now living in India. My house here has a fairly large pool (10m x 20m). The pool "experts" here consist of people of who...

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Have you tried searching online for Hydrochloric Acid
Why don't you get some one at home to post a test kit to you

1 Replies

348 Views

Last post by Denniswiseman
Sun 31 Jan, 2016 05:52
Reduce Ph level

by Honey » Sat 23 Jan, 2016 14:49

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How can I reduce my pool water ph level, currently it is almost 8.9.

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You should check the pH a few hours after adding the acid to check how much the pH has been reduced.

3 Replies

328 Views

Last post by Larry
Mon 25 Jan, 2016 02:34
Chronic Low TA

by Alexania » Thu 17 Dec, 2015 05:51

First post

Hey, hoping someone can offer some advise.

We installed a (15,000l) fibre glass pool about a year and a half ago. At the time of installation my TA...

Last post

Trichlor is ACIDIC and will lower the TA over time. For every 10 ppm FC added by Trichlor, it also increases CYA by 6 ppm and lowers TA by 7 ppm....

4 Replies

420 Views

Last post by chem geek
Sun 20 Dec, 2015 17:58
Need to understand TA vs pH!
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by cretanrunner » Sun 09 Jun, 2013 11:05

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I've read various posts around this subject, but am still confused, so I'm hoping someone will explain so that I can understand the theory here.

My...

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Thanks for the clarification Richard.
11 Replies

6435 Views

Last post by Larry
Fri 06 Nov, 2015 06:16
Low pH and High Alkalinity

by Mattgrae84 » Wed 28 May, 2014 18:24

First post

i have a covered pebble pool that is 105,000litres. using liquid cholrine. i am getting free cholrine test results at about 2.5, Ph is at 7.2...

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Did you use Muriatic acid (Hydrochloric Acid) to lower TA and aeration to increase PH
I have been using this for quiet a while with good results

1 Replies

2062 Views

Last post by Denniswiseman
Sat 31 May, 2014 10:55
Maxed Out Ph & Ta, No Fc

by poolclueless » Wed 28 May, 2014 14:18

Still new to the whole pool thing, I filled our pool almost a wk ago and as I tested, attempted to balance, tested, balanced, tested, etc..... I...

0 Replies

815 Views

Last post by poolclueless
Wed 28 May, 2014 14:18
Low pH and High Alkalinity
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by Ed » Mon 28 May, 2007 11:11

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My pool water is cloudy. The pH is low, but total alkalinity is very high - almost off the charts. If I add soda ash to increase the pH, the...

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i have a covered pebble pool that is 105,000litres. using liquid cholrine. i am getting free cholrine test results at about 2.5, Ph is at 7.2...
46 Replies

101625 Views

Last post by Mattgrae84
Tue 27 May, 2014 22:13
Ultra low pH and alkalinity in bromine pool; water cloudy

by Griffhome » Wed 11 Sep, 2013 23:30

First post

Hello!
Our 20 year old pool is recently having quite the bout of problems. Some info: we use bromine, (minimal problems until now!), and just 3...

Last post

Hello,

I would start off first by throwing away the test strips and purchasing a good test kit like the Taylor k2006. You need to adjust your...

1 Replies

5027 Views

Last post by floridapooltech
Thu 09 Jan, 2014 10:53
Can't keep Alkalinity in check

by malibupacific » Thu 26 Dec, 2013 14:42

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This past February we re-plastered our pool with quartz. It's a 16,000 gallon salt water pool. Ph is in the 7.4-7.8 range. Calcium 195. Total...

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The update you that you quoted at the end is the best way to control TA. Reduce TA to the correct level with MA and then aerate to bring the PH up (I...

1 Replies

1679 Views

Last post by Denniswiseman
Sat 28 Dec, 2013 11:50
Please Help! Very low TA and high PH

by Max01 » Tue 01 Dec, 2009 07:47

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Hello,

I know this is a pool site but I have a lot of problems with my spa and canâ€™t find any good advice anywhere else, so I hope you can help...

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Just wondering, have you solved your problem already?

6 Replies

11700 Views

Last post by algola
Wed 25 Sep, 2013 18:34
Alkalinity out of control!
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by krssterling » Sun 03 Jun, 2007 11:24

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I have an above ground pool with an alkalinity level of 300ppm. I've been told it should be between 150-180ppm. I have had the pool open for three...

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Maintain your Cl >5.0: Use Household bleach or Sodium Hypochlorite.
Maintain pH 7.4-7.8: Lower pH with Muriatic Acid/Raise ph with Sodium...
13 Replies

13818 Views

Last post by azurepoolsvc
Sun 22 Sep, 2013 10:42
Trying to raise alkalinity

by ArticFox » Thu 05 Sep, 2013 10:56

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Hi

Im trying to raise the alkalinity at my swimming pool. Last week the Ta was 30 and ph 7.3,
Over the last week ive beening adding sodium...

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Your pH target is set too low. It shouldn't be lower than 7.5 and for your pool it perhaps should be at 7.7 or 7.8 instead, especially if you have...

1 Replies

1334 Views

Last post by chem geek
Thu 05 Sep, 2013 21:11
White Floaties in Pool

by krsdmm4 » Mon 02 Sep, 2013 17:00

First post

We have a small Intex pool with the blow up ring. It is 12 feet around. We have not had much of a problem with the water all summer long, shocking as...

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Buy some extra cartridge filters and change them daily until gone which means run the little pump/filter 24/7 or it goes no where.

1 Replies

1156 Views

Last post by free info
Wed 04 Sep, 2013 20:19
TA and acid tug of war

by GeorgeG » Fri 09 Aug, 2013 15:36

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I have a 15,000 gallon pool under a screen enclosure in Florida built in 1986 and resurfaced in 2007 with a quartz finish by Florida Stucco. I am...

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I maintained my pool old school for over 30 years with great success after some initial trial and error in the 80's. 15 years ago I became severely...

2 Replies

6233 Views

Last post by GeorgeG
Sun 11 Aug, 2013 10:11
Muriatic acid versus liquid shock

by haskins200 » Mon 15 Jul, 2013 20:49

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I am torn between using either muriatic acid or just putting liquid shock in my pool. I have an above ground 24 ft. round pool with a cartridge...

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Muriatic acid and liquid shock are two different things
Muriatic acid (hydrochloric acid) will lower TA and PH wheras liquid shock would be chlorine...

1 Replies

5024 Views

Last post by Denniswiseman
Wed 24 Jul, 2013 09:46
Vinyl liner, high TA, high PH, 50 lbs. Acid little change

by blackbart10 » Thu 27 Jun, 2013 14:30

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Hi, Been reading different replies but can't seem to make much sense out of them. I have a 22000 gal 4 foot deep vinyl liner pool. Starting tests...

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Be careful with it as it is pretty noxious
Wear some type of rubber/vinyl/latex gloves
Use in a well ventilated area
Don't breathe the fumes
Dilute...

6 Replies

2928 Views

Last post by Denniswiseman
Sun 30 Jun, 2013 02:49
TA

by Bulldogcoach 76 » Thu 27 Jun, 2013 12:01

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The chlorine levels and ph levels are in the normal range. The Total Alkilinity is at the bottom range, even after putting in 25 pounds of alkalinity...

Last post

Are you using test strips? If so, they are useless. Get yourself a proper test kit -- either the TFTestkits TF-100 or the Taylor K-2006 where the...

1 Replies

993 Views

Last post by chem geek
Thu 27 Jun, 2013 13:43
No Alkalinity reading at all

by Qoais » Sun 23 Jun, 2013 22:09

I've filled the pool, (90,000 gallons) and added 45 gallons of Hydrochloric Acid, as well as aprox. 12 pounds of powdered chlorine. I have a perfect...

0 Replies

856 Views

Last post by Qoais
Sun 23 Jun, 2013 22:09

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