### Question
How is the "coastal plain" defined?


### Answer
The term **coastal plain** is defined in *16 U.S.C. § 3142* as follows -

> that area identified as such in the map entitled “Arctic National Wildlife Refuge”, dated August 1980

#### Citation:
  - *16 U.S.C. § 3142*
  - Heading: **CHAPTER 51-ALASKA NATIONAL INTEREST LANDS CONSERVATION > SUBCHAPTER III-FEDERAL NORTH SLOPE LANDS STUDIES, OIL AND GAS LEASING PROGRAM AND MINERAL ASSESSMENTS**

