"Benign Vanilla" wrote:

I promise you...pond + clay = orange water ^ insanity.

I have a 17'x47' pond with only a clay lining and no orange water. The
clay was thoroughly compressed before filling the pond. Also, I covered
the clay with gravel so I can walk on it. I do not have turbulent flow.

--
Pardon my spam deterrent; send email to
http://home.earthlink.net/~rhodyman