Official source
Beaver Falls
Supai, AZ40 ftSame Havasupai Tribe advance reservation/permit system as Havasu Falls (no walk-ups); located roughly 3 miles beyond Mooney Falls with several creek crossings.
4 waterfalls we track in Havasu Canyon, across 1 county in Arizona.. 3 allow swimming. The tallest here is Mooney Falls at 200 ft.