USAF · 1947 to 1969
Project Blue Book Case Files
The U.S. Air Force's 22-year investigation into reported UFO incidents, drawn from the National Archives. Each case below has a journalistic summary written from the original file. Use the search box to find a place or date, or filter by state and year.
46 cases in CA from 1956 · page 1 of 1
Auburn, CA
1956 · unidentifiedOn July 21, 1956, near Auburn, California, civilian observers reported one object at about 1:00 p.m. local time. It was a ground visual sighting. The object was in view for two to…
Bakersfield, CA
1956 · unidentifiedOn August 10, 1956, near Bakersfield, California, a civilian witness reported seeing a round, bright object with a grapefruit shape. The object was red, white, and yellow in color.…
Bostonia, CA
1956 · unidentifiedA high school student in Bostonia, California took a photograph in October 1956 as part of a class assignment. She aimed her simple box camera at the moon on a clear night and left…
Challange, CA
1956 · unidentifiedOn July 22, 1956, at 10:05 a.m. near Challange, California, a civilian witness reported observing one round object the size of a dime, colored red and green, seen through 7x binocu…
China Lake, CA
1956 · unidentifiedOn about October 3, 1956, near 10:20 p.m. local time, a civilian near China Lake, California reported luminous objects in the sky. The objects were seen for about nine seconds and…
Delano, CA
1956 · unidentifiedOn November 14, 1956, a civilian saw four objects over Delano, California. The report came from a ground observer post. The objects were watched for one to two minutes. The witnes…
El Toro, CA
1956 · unidentifiedOn the night of November 11 and into the morning of November 12, 1956, radar operators and pilots at Marine Corps Air Station El Toro in California tracked a series of unidentified…
Encanto La Mesa, CA
1956 · unidentifiedOn the evening of June 13, 1956, someone in the Encanto neighborhood of La Mesa, California saw an unusual glowing object in the sky. The observer reported the object as oval in sh…
Folsom Prison, CA
1956 · unidentifiedOn March 17, 1956, prisoners on Ground Observer Corps duty at Folsom Prison, California, reported one object. The report was made under Project 10073, the Air Force's official reco…
Fresno, CA
1956 · unidentifiedIn August 1956, a resident of Fresno, California reported seeing an unusual flying object to local authorities. The witness described a gray, saucer-shaped object that moved slowly…
Glen Avon, CA
1956 · unidentifiedOn November 9, 1956, at 12:09 a.m., a civilian in Glen Avon, California reported seeing a long red object about the size of a dime held at arm's length. The object hovered in one s…
Hamilton AFB, CA
1956 · unidentifiedOn December 13, 1956, at 2:43 p.m. local time, a military observer at Hamilton Air Force Base in California sighted one spherical object of unknown size. The object emitted an inte…
Hollywood, CA
1956 · unidentifiedOn July 23, 1956, in Hollywood, California, one observer reported seeing a circular object the size of a dime. The object was light green in color and moved very fast at approximat…
Hollywood, CA
1956 · unidentifiedOn May 6, 1956, a civilian in Hollywood, California reported seeing one unidentified object. The object was described as the size of a dime, colored blue and white. It disappeared…
Hollywood, CA
1956 · unidentifiedOn November 5, 1956, in Hollywood, California, a civilian observer reported seeing one triangular-shaped gray and black object about the size of a jet plane. The object traveled so…
Huntington, CA
1956 · unidentifiedOn April 27, 1956, a civilian at Huntington, California, reported one object at 2110 (9:10 p.m.). The report was filed under Project 10073, the Air Force's official record for unid…
Lakeport, CA
1956 · unidentifiedOn July 22, 1956, near Lakeport, California, a civilian reported two objects. It was a ground visual sighting. The objects were observed for three to four seconds. The two objects…
Lindsay, CA
1956 · unidentifiedOn August 1, 1956, in Lindsay, California, a civilian supervisor at a government facility observed an object during daylight hours. The object was described as half a dollar in siz…
Long Beach, CA
1956 · unidentifiedOn July 16, 1956, a civilian in Long Beach, California reported seeing a round object about the size of a pea with white and red flashes. The object was observed at an angle of 45…
Los Angeles, CA
1956 · unidentifiedOn July 16, 1956, in Los Angeles, California, a civilian reported one object at about 11:00 p.m. local time. It was a ground visual sighting. The object was in view for several min…
Los Angeles, CA
1956 · unidentifiedOn May 16, 1956, in Los Angeles, California, a civilian reported one object. It was a ground visual sighting. The object was watched for about 20 minutes, and the observer used bin…
North Hollywood, CA
1956 · unidentifiedOn February 2, 1956, a staff sergeant named Richard L. Walker, stationed at Camp Irwin in California's Mojave Desert, watched a flying object move across the sky from north to sout…
Oxnard AFB, CA
1956 · unidentifiedOn December 23, 1956, military and civilian observers at Oxnard Air Force Base, California, reported a single object. The sighting was logged under Project 10073, the Air Force's o…
Pasadena, CA
1956 · unidentifiedOn September 6, 1956, an observer in Pasadena, California reported one round, gray object about the size of a pea held at arm's length. The object moved from east to west in a stra…
Point Arguello, CA
1956 · unidentifiedOn October 19, 1956, at Point Arguello, California, a civilian witness observed one small round object with red, white, and green coloring. The object was initially sighted at 45 d…
Rialto, CA
1956 · unidentifiedOn July 30, 1956, a civilian in Rialto, California reported seeing one object with no discernible shape. The object was bright yellow and turned bright red. It made violent turn ma…
Riverside, CA
1956 · unidentifiedOn February 15, 1956, a US Navy pilot near Riverside, California reported seeing a cigar-shaped brown object with no apparent details. The object followed a straight and level cour…
San Bernandino, CA
1956 · unidentifiedOn July 19, 1956, a 15-year-old student in San Bernardino, California reported seeing a disk-shaped flying object while lying in his backyard taking photographs with a new camera.…
San Diego, CA
1956 · unidentifiedAn unusual flying object puzzled a U.S. Geological Survey supervisor in downtown Los Angeles in the mid-1950s, after he spotted something floating past his office window that seeme…
San Diego, CA
1956 · unidentifiedOn April 10, 1956, a civilian at San Diego, California, reported several groups of objects. The report came in by letter and was filed under Project 10073, the Air Force's official…
San Fernando, CA
1956 · unidentifiedOn February 6, 1956, at 7:21 a.m., a civilian witness in San Fernando, California reported observing one unidentified object. The object was circular with a pinhead at arm's length…
San Luis Obispo, CA
1956 · unidentifiedOn May 20, 1956, a civilian in San Luis Obispo, California reported seeing one round red object that was glowing and moving southwest. The sighting lasted five minutes before the o…
San Ramon, CA
1956 · unidentified# San Ramon, California, August 1956 In August 1956, residents of San Ramon, California reported seeing an unidentified object in the sky. The sighting occurred on August 10, and…
Santa Monica, CA
1956 · unidentifiedOn December 10, 1956, a policeman in Santa Monica, California, reported two objects. The sighting was logged under Project 10073, the Air Force's official record for unidentified f…
Santee, CA
1956 · unidentifiedOn October 11, 1956, in Santee, California, two individuals reported seeing a round, brilliant white object the size of a pin at arm's length. The object moved very high in the sky…
Stockton, CA
1956 · unidentifiedOn September 13, 1956, in Stockton, California, a civilian witness reported seeing an unidentified object at 1:53 a.m. The object was described as the size of a pin head at arm's l…
Tehachapi, CA
1956 · unidentifiedOn October 28, 1956, a civilian saw one object over Tehachapi, California. The object was watched for about 25 minutes during daytime with good visibility. The witness described o…
Tehchapi, CA
1956 · unidentifiedOn October 17, 1956, a civilian near Tehachapi, California reported one red, egg-shaped object about the size of a dime held at arm's length. The object was first seen directly ove…
Temple City, CA
1956 · unidentifiedOn October 31, 1956, a civilian in Temple City, California reported seeing a yellowish orange object larger than a star. The object was extremely bright and remained motionless for…
Torrance, CA
1956 · unidentifiedOn March 17, 1956, at 7:04 p.m., a civilian in Torrance, California reported observing one round object that appeared fish-shaped when turning. The object resembled a street light…
Turlock, CA
1956 · unidentifiedOn January 7, 1956, two people saw strange objects over Turlock, California. The Greenwich time was 0715Z on January 8. The observers were civilians, described as students. They r…
Van Nuys, CA
1956 · unidentifiedOn March 15, 1956, a civilian Ground Observer Corps member at Van Nuys, California, reported one object at 1545 (3:45 p.m.). The report was filed under Project 10073, the Air Force…
Van Nuys, CA
1956 · unidentifiedOn the evening of July 16, 1956, a resident of Van Nuys, California woke to the sound of his dogs barking loudly. When he went outside to quiet them, he saw a golden, sphere-shaped…
Ventura, CA
1956 · unidentifiedOn March 21, 1956, in Ventura, California, two round objects described as rod and white, about the size of peas held at arm's length, were reported by civilian and military witness…
Ventura, CA
1956 · unidentifiedOn November 1, 1956, a civilian saw one object over Ventura, California. The object was watched for about three minutes. The witness described a missile shaped object with a long…
Winchester, CA
1956 · unidentifiedOn June 10, 1956, near Winchester, California, a civilian reported one object. It was a ground visual sighting at about 10:20 p.m. local time. The object was in view for about 2 mi…
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