I think I could have, but only as long as there was enough to bounce off of...

[Izuku uses his quirk a lot like a rabbit might use its legs for jumping, ping-ponging off nearby surfaces at a rate most people aren't capable of. So while Jinx can fall with style, it's more like Izuku...jumps? with style.]

...now that you mention it, though...

[He doesn't like this revelation, not one bit. Where IS everyone?]

We should at least be hearing other heroes by now trying to search for survivors.