Chagai-I

Chagai-I
Information
CountryPakistan
Test siteRas Koh Hills, Chagai, Balochistan, Pakistan
Period28 May 1998
Number of tests5
Test typeUnderground tests
Device typeBoosted fission/Fusion
Max. yield40 kilotons of TNT (170 TJ)
:281–282See note
Test chronology

Chagai-I is the code name of five simultaneous underground nuclear tests conducted by Pakistan at 15:15 hrs PKT on 28 May 1998.:281 The tests were performed at Ras Koh Hills in the Chagai District of Balochistan Province.

Chagai-I was Pakistan's first public test of nuclear weapons. Its timing was a direct response to India's second nuclear test Pokhran-II, on 11 and 13 May 1998. These tests by Pakistan and India resulted in United Nations Security Council Resolution 1172 and economic sanctions on both states by a number of major powers, particularly the United States and Japan. By testing nuclear devices, Pakistan became the seventh country to publicly test nuclear weapons.:14–15 Pakistan's second nuclear test, Chagai-II, followed on 30 May 1998.