Here in zone 7 my 3,000 gallon pond
has gotten four or five solid inches
of ice on it. This was when the temps
went down to 2 above.
An above ground pond on the deck froze
solid 8 inches down.
Any other ponders nearby you can talk
to about your local conditions?
k30a
http://www.geocities.com/watergarden...dors/home.html