I watched the video in that blog post and one of the things I noticed was that the character was using a pick axe when it would seem he should have been using the shovel the whole time. And then because he was using the pick axe he must have broken into an underground aqueduct which would account for all the water.
Always call before you dig.
BUT on topic, I wonder if she is really going to steal it. I wonder what Freud would say about harmonium envy.