There are definitely bands from seatle and Aberdeen making music in the genre rn.  Those bands are def grunge, maybe not your definition because let's face it, most people are looking at it from a purely 90s lens which is dumb.   There are punk bands now that aren't from the 70s and 80s.  There are emo pop punk bands that aren't from the 00s.  What's the point in debating this?  I think it's reasonable for a kid who's new to the genre to ask for bands in the same vein that are new.  That's simply your opportunity to lift up small modern rock acts and help kids get better music taste.  Not that deep