### Question
How does Deepwater and Unconventional Natural Gas and Other Petroleum Resources define ultra-deepwater?


### Answer
Under *42 U.S.C. § 16377*, **ultra-deepwater** is defined as:

> a water depth that is equal to or greater than 1,500 meters

#### Citation:
  - *42 U.S.C. § 16377*
  - Heading: **CHAPTER 149-ENERGY POLICY, 2005 > SUBCHAPTER IX-RESEARCH AND DEVELOPMENT > Part J-Ultra-Deepwater and Unconventional Natural Gas and Other Petroleum Resources**

