TEHRAN, IRAN — Iran's nuclear envoy denied Tuesday that the U.N. inspectors' tour of its recently revealed uranium enrichment site has turned up any evidence that the Islamic republic is seeking nuclear weapons.

While the International Atomic Energy Agency report offered no estimate of the facility's capacity, analysts familiar with the agency's work said it appeared to be capable of producing enough material for a warhead but too little for a civilian reactor.

Ali Asghar Soltanieh, however, said Tuesday that the IAEA's report proved the country's program was peaceful and that Iran was cooperating with the agency's inspectors.

"The report by the agency showed that there was no deviation in Iran's peaceful nuclear program," he said on Iranian television.

The agency's report said that the facility was in an advanced state of construction with high tech equipment in place ahead of its 2011 startup...