Pay No Attention To Your Blood-Red River, New Yorkers 23.71K Adrian Chen 09/07/11 01:35PM Filed to: New York New York hudson river Irene Tweetg Hey, look at that, the Hudson River is running red. According to so-called scientists, this is just red clay from upstate that was washed into the river by Hurricane Irene. Or demon blood. Could definitely be demon blood.[Image via Camille Fournier]