pH & Total Alkalinity

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How can I maintain a steady PH level?
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by meatloaf » Thu 15 Apr, 2010 13:51

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I have an inground plaster pool and my PH seems to rise daily. I have to add 4.5 oz of 31% muriatic acid daily to maintain 7.5. What could the...

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SteveM1800,

The problem noted by meatloaf is that of rising pH, not falling pH. Your suggestion would be correct if the pH tends to drop over time...
10 Replies

4433 Views

Last post by chem geek
Wed 28 Apr, 2010 15:54
added ph+ and alkalinity anhd now have turquoise/black spots
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by krista » Sat 02 Aug, 2008 16:31

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ph was low as was alk - added 12 lbs of ph+ and 30 lbs of alk as per pool place. Now have tuquoise patches that disolve or d9isperse when brushed and...

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see me all i do is when my pool gets green i shock then vacuume then baam :thumbup: like that me and my kids are in and swimming again :D
13 Replies

9887 Views

Last post by pool user
Wed 14 Apr, 2010 17:48
Ph & alkalinity Problems

by tigerpilot » Mon 29 Mar, 2010 14:44

First post

South Florida
DiamondBrite Finish 18 months ago
Salt system
Water has always been crystal clear.

Here's the problem: Ph adjustment (Liquid acid) is...

Last post

Don't try and bring up the Total Alkalinity (TA) as high as 80 ppm. For a saltwater chlorine generator (SWG) pool, or any pool using a hypochlorite...

1 Replies

1688 Views

Last post by chem geek
Mon 29 Mar, 2010 17:38
P H keeps going up

by telcoeddie » Wed 03 Feb, 2010 20:54

First post

My P H stays at 7.6 and rises. I have added 2.75 Gal of Acid in the last 45 days and it still never gets to 7.2.
The Acid is 17% active, my pool...

Last post

You may still be having calcium carbonate dissolving from the acid wash and that would cause the pH to rise. Also, SWG pools do tend to have the pH...

1 Replies

1485 Views

Last post by chem geek
Wed 03 Feb, 2010 22:03
Effect of Rainfall on TA

by smcrea » Mon 25 Jan, 2010 19:54

First post

This is the first winter that I've had my pool. I live in San Diego so do not winterize my pool.

I'm new to pool maintenance, but am discovering...

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Thanks for your reply,

The rain most certainly did cause my pool water to overflow through the appropriate overflow pipe. I think that this was a...

2 Replies

3201 Views

Last post by smcrea
Tue 26 Jan, 2010 12:37
Which chlorine is correct for salt water chlorine cell?

by rehab » Tue 01 Dec, 2009 04:04

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Hi, I have one pool shop telling me to to use calcium based chlorine and another pool shop saying I should never use calcium based chlorine on a salt...

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I use bleach when I want to suppliment the SWG but otherwise you shouldn't normally require it.

2 Replies

1336 Views

Last post by mas985
Tue 01 Dec, 2009 12:22
Do maple leaves and seeds affect pH?

by JPlunket » Fri 23 Oct, 2009 20:59

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My pH is increasing more frequently as the season turns --which is associated with moderate leaf fall, particularly from a maple, including its...

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Not sure about those leaves, But my dads pool never needed acid as he had four giant pine trees around the pool which kept a layer of pine needles on...

1 Replies

2383 Views

Last post by Pool Clown
Fri 23 Oct, 2009 23:02
Need help with Alcalinity and PH

by Hilcun » Sat 12 Sep, 2009 10:48

First post

Hi everyone.
I've been reading the foruns, but still I made a post.

I have a 50.000 Liters pool.
Been trying to put the water cristal clear.
I've...

Last post

Alan,

Please do not use all caps. It is hard to read.

Your 5 ppm FC with 150 ppm CYA is not sufficient to prevent algae growth in all pools without...

7 Replies

5386 Views

Last post by chem geek
Sun 27 Sep, 2009 23:08
High Alkalinity

by gorekale » Fri 18 Sep, 2009 05:59

First post

My source water has alkalinity of 320ppm, tds 520ppm, pl suggest treatment method to avoid cloudy water in the pool
Amit

Last post

Post the fill water tests for pH and calcium also.

1 Replies

1764 Views

Last post by Me...
Fri 18 Sep, 2009 07:07
New Pool Owner Needs Help With High pH and TA

by Cloral » Wed 09 Sep, 2009 22:21

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Hello. I bought a house with a pool and now am having trouble with the pH and TA levels. At their worst levels, the pH was over 8.2 (as high as the...

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Thanks. I'm starting to wonder about that test too. When I first went into the pool store and spoke to the guy, I thought, "Man I'm glad I came...

5 Replies

2912 Views

Last post by Cloral
Fri 11 Sep, 2009 18:52
Purple Liner and pool

by shelbel » Mon 07 Sep, 2009 20:42

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Has anyone here had a purple pool? You can sweep the power. We've had our pool 7 years and never had this. Pool guy said he's never seen this.

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This is most likely copper cyanurate. What is your cyanuric acid level? How much copper is in the water?
Can you provide a full set of chemical...

1 Replies

1082 Views

Last post by Jimmy37
Mon 07 Sep, 2009 22:30
green pool after rain

by abilene » Sat 05 Sep, 2009 13:53

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What is the best way to keep pool water clear and blue after a rain 1 to 2 inches of rain. Raised water level about 4 inches

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It is a good practice to add protection from rain introduced chemicals and debris.
1-2 inches may present a good dilution if properly treated.
4...

1 Replies

1861 Views

Last post by czechmate
Sun 06 Sep, 2009 09:32
Dropper kit shows orange?

by fdnywife » Tue 25 Aug, 2009 22:48

First post

Im trying to keep my pool algea free, but we frequently go away for a few days. My husband doesnt like to leave the filter on and our doesnt have a...

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We bought this house and Im not sure the pool was ever really taken care of. We only have the pool open from June - September. Can we just buy a...

2 Replies

1529 Views

Last post by fdnywife
Fri 28 Aug, 2009 22:35
TA and Ph

by nanchangcj6 » Sun 23 Aug, 2009 19:07

First post

Three years ago I re-surfaced my pool with Pebble Sheen. The water is very nice but I have to check the TA and add muriatic acid each week. It is a...

Last post

Do you have aeration features in your pool such as waterfalls, spillovers, fountains, etc.? Aeration accelerates the outgassing of carbon dioxide and...

1 Replies

948 Views

Last post by chem geek
Mon 24 Aug, 2009 00:24
High Alkalinity

by ljckal » Thu 20 Aug, 2009 15:10

When we returned home from a week vacation our inground pool was a mess. Pool is about 25,000 gallons, liner pool. Lots of rain while we were away...

0 Replies

1169 Views

Last post by ljckal
Thu 20 Aug, 2009 15:10
PH just keeps going up!!!

by rustyswim » Wed 05 Aug, 2009 19:17

First post

I run a 120,000 gallon pool with drop slides and playground features that runs to zero depth. I am awlays at a reading of 8 or greater for my pH. I...

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If you keep adding acid then it doesn't make sense for the TA to not drop unless it is getting added elsewhere. Measure the TA (and CH, for that...

4 Replies

2719 Views

Last post by chem geek
Tue 18 Aug, 2009 22:59
Cloudy water after adding PH increaser...

by lisa412 » Tue 23 Jun, 2009 17:20

First post

Hi,
My local pool place tested my water and said the PH was still too low and told me to add 4 lbs. of Bioguard balance pak 200 (ph increaser). She...

Last post

pH Up is sodium carbonate which will increase both pH AND Total Alkalinity (TA). If your water is close to being saturated with calcium carbonate...

2 Replies

12111 Views

Last post by chem geek
Fri 14 Aug, 2009 10:02
alkalinity is very high, ph is ok water cloudy...help

by rappacl » Thu 02 Jul, 2009 11:11

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My total alkalinity is very high and my ph is ok according to my test strip. I have been to the pool place twice and both times they tell me add two...

Last post

I had the same problem cloudy water. It is already one month now since I battle cloudiness problem. I have a vinyl above the ground pool. When it...

2 Replies

5251 Views

Last post by Guest
Fri 07 Aug, 2009 09:58
Low flow message saltwater generator

by txpoolgirl » Thu 23 Jul, 2009 16:53

Hello,
I have a 24 x 52 Intex pool and a saltwater generator. I have been having to clean the filter daily because of the code for low flow on the...

0 Replies

1127 Views

Last post by txpoolgirl
Thu 23 Jul, 2009 16:53
New liner installed, need help balancing

by deaun » Tue 14 Jul, 2009 17:41

Hello everyone!

The liner in our 16 X 32 inground pool was replaced this month, along with the addition of a copper ionizer (now chlorine-free),...

0 Replies

674 Views

Last post by deaun
Tue 14 Jul, 2009 17:41

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