(Coal Valley #1) in Coal Valley, Rock Island County, IL. 23rd Av. E. (curves N. & becomes 7th St.) 0.2 miles from jct with US150, veer right onto 19th Av. (curves E.) 0.2 miles to the tower on the N. side of the road. (N41 25.889 W90 26.871) Photos 8-9-14.