If the requirement you set is a hard limit on hydro, then sure, few nations could qualify. But if you instead ask for "another oil producer that could fully co

If the requirement you set is a hard limit on hydro, then sure, few nations could qualify. But if you instead ask for "another oil producer that could fully cover it's local demand with energy sources not from hydrocarbons" a lot more nations would be included in the answer such as United Kingdom which has abundant wind, decent solar, some nuclear, and some potential hydro.