There are five people visible in the image. They appear to be engaged in some form of activity, possibly related to the water flow. The person on the left is wearing a green shirt and jeans, holding a stick or tool. The person next to them is dressed in a white shirt and dark pants, also holding a similar tool. The third person is standing further back, wearing a blue shirt and jeans. The fourth person is wearing a yellow shirt and shorts, and the fifth person is in a red shirt and jeans. All of them seem to be focused on the water flow.