pH climbing...

[WarDaddy]

My pH is steadily climbing, why?

13:00 02/07/2008 80.7 8.28
14:00 02/07/2008 80.9 8.28
15:00 02/07/2008 81.4 8.35
16:00 02/07/2008 81.7 8.41
17:00 02/07/2008 82.1 8.47
18:00 02/07/2008 82.4 8.52
19:00 02/07/2008 82.6 8.57
20:00 02/07/2008 82.7 8.61
21:00 02/07/2008 82.8 8.64
22:00 02/07/2008 82.5 8.65
23:00 02/07/2008 81.9 8.60
00:00 02/08/2008 81.5 8.56
01:00 02/08/2008 81.0 8.52
02:00 02/08/2008 80.4 8.49
03:00 02/08/2008 80.0 8.46
04:00 02/08/2008 80.0 8.44
05:00 02/08/2008 80.0 8.42
06:00 02/08/2008 79.9 8.40
07:00 02/08/2008 79.8 8.38
08:00 02/08/2008 79.7 8.36
09:00 02/08/2008 79.5 8.35
10:00 02/08/2008 79.3 8.34
11:00 02/08/2008 79.1 8.33
12:00 02/08/2008 78.9 8.33
13:00 02/08/2008 78.6 8.33
14:00 02/08/2008 78.5 8.33
15:00 02/08/2008 79.1 8.38
16:00 02/08/2008 79.8 8.45
17:00 02/08/2008 80.6 8.50
18:00 02/08/2008 81.0 8.55
19:00 02/08/2008 81.0 8.58
20:00 02/08/2008 80.7 8.62

The probe tests out ok.

I have to test the rest of the parameters later tonight...
Thoughts?

 

[gsellers1245]

NATURAL SWING

 

[WarDaddy]

That would be my guess too... the up and down per day is normal, but it had shifted up 0.3

Swing used to be 8.0 - 8.3 now I am seeing 8.3 - 8.6

I am not doing anything to fight it, just curious... Doing a water change in 30 minutes, but that was normal schedule...

 

[ichthyman]

Windows open?

 

[WarDaddy]

today...yea they are normally open, unless it rains.

 

[gsellers1245]

DO YOU HAVE A REACTOR OR USE 2 PART?

 

[WarDaddy]

nope... that would bring my ph down.. reactor would