Nice job and fast! I think the boss really meant that this looks too much like a river, but it should be more of a stream (smaller) and come from the mountainside. Look at this picture of a watershed to see what I mean:
http://www.raritanbasin.org/education.htmlRemember how in my original design, the "S" was coming straight from the mountain. Try something like that. But please leave these 3 up for now because I will review with my boss again tomorrow. Thanks!!