The river is 60 feet across and flowing about 10 feet per second at its fastest point. It has boulders but no real whitewater. It is too deep and strong to cross by foot.
So, it looks pleasant, but you would not be able to cross it.
You are sitting 100 feet away, uphill about 20 foot elevation, and there are only a few trees between you and the river. There is no wind. The only other sound is insects, birds.
How loud is the river? Either in decibels or relative to the other sounds.
I am not certain if this is a world building Q or not; happy to delete. I am building a world very similar to earth where the people have additional traits. Thus, their challenges may overlap ours considerably, but their choice of response may be different due to additional physiological resources and the added complexity that brings
In order to think through how this set of variables interacts, in one instance, I am trying to think through the details of experience, of being near a river. Sound is one consideration.