A newly declassified U.S. intelligence assessment reveals that while one Iranian nuclear facility may have been destroyed during American airstrikes in June, analysts have now identified a previously unknown Iranian nuclear site — and officials warn it could be even more dangerous.

CBS News reports that only one of the three original targets appears to have suffered severe damage. But during post-strike surveillance, satellite imagery and other intelligence tools led to the discovery of a new, concealed Iranian nuclear installation, possibly located deeper underground and protected by advanced defenses.

National security correspondent Charlie D’Agata reported Tuesday that this new site may be part of Iran’s covert enrichment program, raising alarms within Western intelligence circles. Senior officials caution that the facility’s design and isolation suggest it may be capable of producing weapons-grade material faster and with less detection.

A Strategic Concern for Israel and the West

This revelation has triggered urgent high-level briefings in Washington, Tel Aviv, and across Europe. Israeli defense sources are now reassessing regional threat levels, and the IDF is believed to be reviewing potential response strategies.

“This isn't just about what we hit,” one U.S. official told CBS News. “It’s about what we didn’t know existed until now.”

The Biden administration has not officially commented on the newly discovered site, but regional analysts view this development as a major setback in non-proliferation efforts and a likely accelerant of regional tensions.

What Happens Next?

With Iran remaining largely silent on both the strikes and the existence of this new facility, global powers are bracing for increased instability in the Middle East. A new round of emergency talks is expected at the U.N. Security Council this week.