Loring AFB, Maine: Unknown Object Hovers 300 Yards Over Nuclear Weapons Storage for Multiple Nights
About 8:00 p.m., October 27, 1975, at Loring AFB, Maine, the white strobe and red-orange lights of an unknown, accompanied by a whirring sound, hovered 300 yards over stored nuclear weapons. It departed 90 minutes later, tracked on radar. It returned on the 29th and 31st, evading USAF OSI helicopters. The CIA Operations center was notified of 'U/I flight activity over two SAC bases near Canadian border.'
Background
About 8:00 p.m., at Loring AFB, Maine, the white strobe and red-orange lights of an unknown accompanied by a whirring sound hovered 300 yards over stored nuclear weapons. It departed 90 minutes later after maneuvering over and around the base, tracked on radar.
Two nights later, radar controllers detected an unknown intruder over the weapons storage area again. A helicopter was directed to within 1,000 yards of the unknown, but the pilot failed to detect it visually. On October 31 it was back once more, detected three times by a pursuing helicopter that carried members of the USAF Office of Special Investigations.
CIA Notification
A note for the record was generated at the Alert Center Branch, USAF Aerospace Intelligence Division: 'Contacted CIA OPS (Operations) center and informed them of U/I (unidentified) flight activity over two SAC bases near Canadian border. CIA ... requested to be informed of any follow up activity.'