Lt Surge has electric type Pokemon the best way to win is use Ground type Pokemon that know ground type moves like Dig or Magnitude.
the bottem left side of vermillion in his gym
Battle LT Surge
He is in Vermilon city
Thou go to cerulean city and go inside a cave
Slowpoke can be found in Vermillion City where Lt. Surge is.
go to kanto and beat lt surge
Beat Lt. Surge first.
blah blah blah by josh