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Re: problem with water (was APD V4 #1679)

On Sun, Mar 10, 2002 at 04:27:15PM -0800, Ed Dumas wrote:
> This is very interesting, though I did not post the original message. I
> have often wondered if there is excess CO2 in my tap water because of
> the extra pressure causing more CO2 to be dissolved in water. I live on
> the West Coast of Canada, and it seems that we have the same effect
> here. Often after doing a partial water change, I would notice the
> plants percolating a bit more, which is different from the normal
> bubbling due to gassing of CO2. More CO2 suddenly available to plants?
> Is this common everywhere, or just the Canadian brand of bubbly? :)

Well, in my town (Ann Arbor MI) the Ph of the water out of the tap
is 9 (!).  Let it sit for 24 hours and it settles at 7.5.  From
what I've read they drive all the CO2 out of the water so it's less
corrosive to the pipes.