On Wed, 16 Apr 2008 16:09:03 EDT, Joan wrote:

Fortunately, I live in Pacific Northwest like you, where we get plenty
of rain in the fall, winter, and spring, and the pond has a nice
overflow, so I think we've been getting some water exchange that way.
Joan

Chuckle You must live on the wet side of the state? I've yet to see a
rain heavy enough to give me overflow here on the East side. ;-) ~ jan
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Zone 7a, SE Washington State
Ponds: www.jjspond.us