You flush a lake down a 14-inch hole:
As Red Green always says "That's what we call a setback."
(note: due to a misunderstanding with the internet gnomes, this post first went up yesterday. I didn't want it to go up yesterday, so I had to have some harsh words with them. I assure you that the problem gnome has been dealt with, and the management would like you to know that today's prices are 50% off as an apology.)