[anjel]

Nice picture but I've never seen the water anywhere near blue like that.

[Supermancho]

That's a youtube thumbnail. I believe it's been altered, which also explains the strange brown substance that looks out of place.

Most of the video content has the correct coloring, from my experience observing the aqueduct.

[w4der]

I think it's edited to look like water he uses in his garage demos.