An Eagle neighbor says his tap water has appeared yellow, orange, and at times brown for more than a year and he wants answers about what is causing it and whether it is safe to use.Steve Elder has lived in Eagle since August 2017. He said the discoloration is not constant but has been a persistent problem affecting not just his home but other homes up and down the streets in his neighborhood."It's off and on, so it's not the same color every da…