| Waihilau Falls | |
| Location: | Waimanu Valley, Hawaii (big island), United States |
| Type: | Horsetail |
| Height: | 2600feet |
| Height Longest: | 2600feet |
| Watercourse: | Waihilau River |
| Number Drops: | 1 |
| World Rank: | 13 |
Waihilau Falls is a waterfall in the Waimanu Valley, in the U.S. state of Hawaii on the island of Hawaii, the state's biggest and youngest island. It is the third-tallest waterfall in Hawaii[1] and the thirteenth-highest in the world at 2600feet in height.[2] It consists of three slender threads of water falling down through lush greenery.[3]