Just tried and mine loaded to 'Town of Julesberg', but is loading slow. Reloaded it and got it all the way though 'Zweck and Turner Ditch'. Apha-wise, that would seem to be the end of the list.
I downloaded an update yesterday. Not sure if that is it, but I generally just use the favorites as I have everything saved over there.
Yampa @ Deerlodge is at 1780.
"Twenty years from now you will be more disappointed by the things that you didn't do than by the ones you did do. So throw off the bowlines. Sail away from the safe harbor. Catch the trade winds in your sails. Explore. Dream. Discover." - Mark Twain