high terrain area
Defined in 1 dictionary — U.S. Code
United States Code
42 U.S.C. § 7475 — in this section (4 versions over time)
For purposes of clause (iii), the term “high terrain area” means with respect to any facility, any area having an elevation of 900 feet or more above the base of the stack of such facility, and the term “low terrain area” means any area other than a high terrain area.