It's a rare sight in Arizona. This is how you can see a human-made waterfall created by releasing excess water.

The waterfall happens as a result of a switch in water supply that feeds Valley canals, typically from the Salt River in the spring and from the Verde River in the fall, according to Patty Garcia ...

Excess water levels at Horseshoe Reservoir in January created a rare waterfall northeast of the ... generating water source that supports the Valley's complex canal system. According to SRP ...