I don't know the southern BC scene well myself, but just a skip over the border into Alberta is Skyline
. Reid is a rancher who runs several events on his land per year. There are usually a few magfed games, but the crowning achievement is a 3 day scenario/camping event every July. Lots of people arrive as early as Wednesday and stay until Monday for extra pick-up games.
This is year 12, about 3 deployments per day, scrimmage games in the evenings, meals provided, and plenty room for tenting and RVs. There's usually a turnout of 150 players.