pH & Total Alkalinity

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PH & Total Alkalinity too high

by gwhitley » Sun 14 Jun, 2009 05:56

My family has a 4'x28' above ground pool. We have a severe problem with wind in our area and the cover came off before spring. We decided to...

0 Replies

2010 Views

Last post by gwhitley
Sun 14 Jun, 2009 05:56
Test Strips vs. Pool Store Water Test

by lisa412 » Sat 13 Jun, 2009 13:32

Hi,
I am a new pool owner (Fiberglass, inground, 16 X 33). This past week I noticed some pool staining and my local pool store sold me Metal Magnet...

0 Replies

1068 Views

Last post by lisa412
Sat 13 Jun, 2009 13:32
High TDS

by Eddieboy » Wed 03 Dec, 2008 16:11

First post

Hi, I'm new to all this, with a new 'water park' pool to look after. It's 1,000,000 litres with flumes and rides. Bare concrete balance tanks and...

Last post

My pool will not clear up. I have found out that the total TDS is very high. I have read up on this and it said that I needed to drain out the water...

3 Replies

2649 Views

Last post by Tim Bullard
Sat 13 Jun, 2009 12:06
High TA Low PH and No Free Clorine reading

by pbecker09 » Wed 10 Jun, 2009 07:48

First post

Since I opened my pool 6 weeks ago my PH is 6.2 my TA is 230 and I have no free chlorine reading. I have a SWG. I have used muratic acid and got the...

Last post

If you measure ammonia or Combined Chlorine (CC) in the pool or if the CYA dropped over the winter, then it's possible your pool will have a very...

3 Replies

3581 Views

Last post by chem geek
Thu 11 Jun, 2009 00:07
Help with TA!!!

by Guest » Mon 08 Jun, 2009 18:47

First post

I'm new to this pool maintenance thing. I have all my levels in good shape except my TA. My ph is at about 7.5 but my TA is at 200 ppm. The water is...

Last post

You only temporarily lower your pH as described in this post on lowering the TA. However, if you don't find the pH to be rising over time (perhaps...

1 Replies

1247 Views

Last post by chem geek
Mon 08 Jun, 2009 21:03
Possible Problems of High TA

by captjohn » Thu 04 Jun, 2009 13:29

First post

I'm new to the forum but not pools. :wave: My question, other that causing the PH to creep up, what other adverse condition does a high TA cause? I...

Last post

I sent you a PM responding to your PM. Get yourself a good test kit. Some of your numbers are definitely wrong from your PM (i.e. CH of 0 in pool...

5 Replies

2894 Views

Last post by chem geek
Fri 05 Jun, 2009 13:01
Ph high, TA high and green

by confused » Wed 27 May, 2009 15:10

First post

My ph is over 8 and TA is 144. Is the first step to lower ph with muriatic acid and then aeriate to lower TA until they are in line and then shock...

Last post

Thanks! :D

9 Replies

4043 Views

Last post by confused
Fri 29 May, 2009 12:39
PH/TA Can't seem to balance. Help.......

by glogan » Thu 14 May, 2009 11:48

First post

We have had our pool for about 15 years. This year I can't seem to get the pool up and running. The TA and PH are low. I add Alkalinty Up / Soda Ash...

Last post

If it's clear green, then this could be copper so have the pool store check for metals. If it's cloudy murky green, then this is more likely algae...

1 Replies

1437 Views

Last post by chem geek
Sat 16 May, 2009 13:12
Muriatic acid question?!

by Guest » Tue 12 May, 2009 09:59

First post

Hi, I could use some advice I went down to my local pool store and had my water tested ( note I have well water and just filled my pool yesterday and...

Last post

I would guess that what they are asking you to do is pour 1.3 gallons of acid into a 6.5 gallon pail, hence the 5 to 1. Of course this would mean...

1 Replies

2237 Views

Last post by Me...
Tue 12 May, 2009 10:16
High pH

by Bill C » Mon 11 May, 2009 22:13

First post

I have an outdoor pool with a pebble-tech finish. I installed a salt-water chlorine generator about 6 months ago and have been having problems...

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For an outdoor pool, we found that the higher CYA protects the chlorine from sunlight in a non-linear way so that even with a higher FC level for the...

3 Replies

1588 Views

Last post by chem geek
Tue 12 May, 2009 09:44
Ph and alkalinity is always high

by crow-toes » Wed 29 Apr, 2009 19:57

First post

i have a salt pool and the ph and alkalinity is always high i have added roughly 4 gal of acid but it is still high it is 14000 gal pool with a...

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The scale is calcium carbonate from having too high a combination of pH, Total Alkalinity (TA) and Calcium Hardness (CH). As Pooltech32 noted,...

4 Replies

4966 Views

Last post by chem geek
Fri 01 May, 2009 02:39
TA at 1100-1200 ppm!

by cocktailking » Mon 27 Apr, 2009 09:04

First post

High, i live on a volcanic island, and have struggled to reduce the TA of my jacuzzi. Have being going at it incrementally for about 4 weeks.
The...

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You can add as much acid as the acid demand test says you can. This will vary depending on your starting and target pH and your starting TA. As your...

5 Replies

1983 Views

Last post by chem geek
Tue 28 Apr, 2009 09:57
How do I lower TDS

by jennyspoolboy » Thu 23 Apr, 2009 16:26

First post

Today I took my water sample to the pool store and my TDS reading was 5000. My other readings were as follows:
Saturation index-1.4
TDS-5000
CYA-70...

Last post

Thanks guys. I vacuumed my pool and drained then filled about 1/3 of my pool. Hopefully my TDS numbers will be down. I'm sure my pH and alkalinity...

3 Replies

7443 Views

Last post by jennyspoolboy
Sat 25 Apr, 2009 22:17
High TA with normal PH in salt water system pool

by Roger » Fri 17 Apr, 2009 14:50

First post

We are new at this!! We have a pebble tec pool with a salt water system. The TA is high at 180 and chlorine is showing at 0. Other checmicals and PH...

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If you aren't registering any Free Chlorine (FC) then either the saltwater chlorine generator (SWG) is broken or not turned on or you have something...

1 Replies

1989 Views

Last post by chem geek
Fri 17 Apr, 2009 17:08
Wrong Colors !?!
1

2
by JPlunket » Mon 06 Apr, 2009 20:19

First post

Using a Taylor test kit, testing for total alkalinity, the recipe is two drops of 007, five drops of 008, which turns green; then 009 dropwise till...

Last post

If the Nature2 cartridges are adding enough copper to the pool to kill algae, then they will be effective, but that level of copper is also enough to...
11 Replies

5126 Views

Last post by chem geek
Mon 13 Apr, 2009 10:17
New finish - high Ph

by tigerpilot » Tue 11 Nov, 2008 21:00

First post

Naples Florida. Inground pool 9,000 gallons, Salt system. New finish is Florida Stucco exposed aggregate. CYA 80. Salt 3500, Temp 80.

I'm finding...

Last post

I personally would get my Calcium up to about 150ppm, it will rise a little bit but not that much and you want to protect your plaster.

3 Replies

3291 Views

Last post by Pooltech32
Mon 06 Apr, 2009 23:22
Too much acid?

by zz28zz » Thu 28 Aug, 2008 08:09

First post

I have a 21,000 gal plaster in ground pool. My alkalinity (TA) was at 325 when I moved in 2 weeks ago. pH was 8.4... The guys at the local pool store...

Last post

Hmmm...

this alkanility is something quite new for me and could explain why I have to add so much darn acid all the time :(

I'll try to have the...

2 Replies

2311 Views

Last post by Guest
Mon 16 Mar, 2009 04:42
Total Alkalinity

by Mercer » Sat 19 Jul, 2008 08:19

First post

I have a 16'x48" vinyl pool with a salt water system . It is working great but my total alkalinity is low any suggestion.

Last post

My pool test kit told me TA was above 200ppm. I used 4 bottles of 7 LB hth pH minus to lowing total alkanility. However, now TA is 140ppm, pH is...

6 Replies

6404 Views

Last post by chem geek
Tue 10 Mar, 2009 21:37
High TA but low PH - water crystal clear

by mumto2boys » Thu 22 Jan, 2009 18:47

First post

My TA was reading at 200 and my Ph at 7.8. The pool shop told me to add acid to reduce TA and this would then also bring Ph down. I added the acid...

Last post

Many thanks - will give the aeration a go and see what happens.

I appreciate the help! 8)

2 Replies

2099 Views

Last post by Guest
Thu 22 Jan, 2009 22:53
pool leak

by JimA » Mon 05 May, 2008 07:41

First post

I am an architect with a client who has just installed a 50x8x4foot deep in-ground, indoor swimming pool. He has determined that he is loosing about...

Last post

Are you sure this is a leak and not evaporation? Do you live in a hot or dry climate? If my math is correct the pool is losing a little under an inch...

2 Replies

1955 Views

Last post by muss08
Wed 21 Jan, 2009 07:57

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