Project Blue Book Case File
Hinkle, OregonApril 1952
Summary
On April 23, 1952, at 4:30 p.m. PST, a civilian in Hinkle, Oregon reported seeing an unidentified flying object northwest of Pendleton, Washington. The witness observed a silver flash followed by a light green ball descending vertically with a light brown trail. The object struck the ground beyond a ridge about 12 miles south of Hinkle. The brownish trail remained visible for 20 to 30 seconds after the object hit the ground. The Air Force evaluated the sighting as unknown.
Reported location
Hinkle, Oregon
Date of incident
April 1952
State / country
OR / US
Page count
3 scanned pages
USAF evaluation
unknown
Microfilm
T1206, Roll 9