We have a shallow well near the house and rain water from gutters seems to seek the creation a deep hole and can be dangerous on the ground Sowe think we should fill it but how??

Discovering that "Baby Jessica" is these days. (Sorry, sometimes I can not help myself.) Use rock, brick, concrete blocks or pieces of concrete. Once filled almost to ground level, place a screen of little or wire mesh and a layer of gravel. Thus the "Jessica testing, but allow rainwater a place to go. No wood or anything else that may soon decomposable give way in the future. RScott