U.S. and international nuclear experts had estimated that the latest test was in the 3- to 4-kiloton range.

CNN: North Koreans have made nuclear progress, experts say

The truth of the matter is that essential safety, reliability and effectiveness tests cannot be accomplished within the one-kiloton threshold.

CENTERFORSECURITYPOLICY: Center for Security Policy | Testing, Testing: Is The Clinton Administration Determined To Gut The US Nuclear Deterrent?

When the Soviets ended the agreement in 1961, the U.S. blew a 1, 280-foot-wide crater into the Nevada desert with a 104-kiloton bomb.

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Even more daft than the one-kiloton threshold is the consideration reportedly being given to foregoing the option afforded under the Hatfield amendment to resume testing once the congressionally imposed nine-month moratorium expires on 1 July.

CENTERFORSECURITYPOLICY: Center for Security Policy | Testing, Testing: Is The Clinton Administration Determined To Gut The US Nuclear Deterrent?