### Question
How is the term natural feature defined?


### Answer
The term **natural feature** is defined in *33 U.S.C. § 2289a* as the following:

> a feature that is created through the action of physical, geological, biological, and chemical processes over time

#### Citation:
  - *33 U.S.C. § 2289a*
  - Heading: **CHAPTER 36-WATER RESOURCES DEVELOPMENT > SUBCHAPTER V-GENERAL PROVISIONS**

