Stormin Mormon wrote, on Sun, 29 Jun 2014 07:13:59 -0400:

Sounds like your aquifier is used up. Which is not good.
And at the top of a hill, not likely to come back any
time soon.

I've never understood how *any* water would be found on top of
a hill, but, in reading up on it, apparently it looks like this:
http://water.usgs.gov/edu/gwdepletion.html

The water kind of follows the countour lines, but there may
be a layer of impervious soil preventing it from going
deeper as it 'runs' down the hill to the lakes & rivers below.