On Mon, 13 Jul 2009 20:22:30 GMT, jamma-plusser wrote:

* it is not in a Groundwater Source Protection Zone 1 (also
referred to as the Inner Zone);
snip
I guess I had better make some enquiries with the Environment Agency.

I'd let sleeping dogs lie. Might make a few descrete enquiries about
being in a Ground Water Protection Zone 1, I suspect they would get
seriously upset about ordinary septic tank discharges in such an
area.

--
Cheers
Dave.