They sure do have Ethanol free this year!
Also, North Water Marine (in the Wiers channel) also has Ethanol free starting this season!
This brings the list up to 3 gas docks on the lake with Ethanol Free fuel!
You can see the list of Ethanol free, as well as all gas docks and fuel prices here:
WinniGas.com
Pro-tip, click on the "Additive" (or any other) header to sort it, click a couple times, each time changes the sort order to make it easy to find what you are looking for!