Location: Artesia Rd and Upper Colony Rd, Lyon Cty SR 823 begins at the intersection of Artesia and Upper Colony in the Smith Valley. Location: Artesia Rd and Lower Colony Rd, Lyon Cty Turn right to stay on SR 823 south as we approach Lower Colony Rd. Location: Artesia Rd and Lower Colony Rd, Lyon … Continue reading Nevada State Route 823, Upper Colony Rd to SR 824