The pilot from the 8th Fighter Wing suffered minor injuries when he ejected during a landing after a routine sortie Monday.
Kunsan Air Base
The unidentified pilot was transferred to a local medical facility after sustaining minor injuries.
Thousands of troops stationed in the Republic of Korea have to abide by a new blood alcohol concentration limit.
President Trump said Friday that he will not consider withdrawing the 28,500 American troops stationed in South Korea.
Mattis said last month that troop withdrawals could be considered if the parties reach solid agreement on denuclearization.