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.
274 cases in CA · page 2 of 5
Glaremont, CA
1957 · unknownOn September 30, 1957, at about 1800 (6:00 p.m.) in Claremont, California, a civilian saw one round object with a single wing. The body of the object was dark in color, except for…
Glendale, CA
1957 · unknownOn November 17, 1957, at around 8:27 p.m., a reddish yellow ball of fire emitting smoke and a flash was observed over Glendale, California. One civilian witness reported the object…
Glendora, CA
1957 · unknownOn the evening of January 27, 1957, residents of Glendora, California reported seeing a bright disc-shaped object hovering over their house. According to a report filed by the Glen…
Hawthorn, CA
1957 · unknownOn the evening of July 21, 1957, a man called a general building contractor in Inglewood, California, reported seeing strange objects in the sky near Los Angeles. He watched them w…
Hemet, CA
1957 · unknownOn November 9, 1957, a civilian in Hemet, California reported seeing an unidentified flying object at 5:30 p.m. The witness described an object with a flame-colored tail traveling…
Hollywood, CA
1957 · unknownOn November 1957, around 2:41 a.m. GMT, a civilian near Hollywood, California reported one round bright white object the size of a pea. The object moved from northwest to northeast…
Loma Linda, CA
1957 · unknownOn December 3, 1957, a civilian in Loma Linda, California reported seeing two round objects about the size of basketballs. The objects were bluish white with small white dots at on…
Long Beach, CA
1957 · unknownOn the night of November 6, 1957, civilians in Long Beach, California reported seeing unusual objects in the sky. The first observer described a single round, bright object about t…
Long Beach, CA
1957 · unknownOn the afternoon of November 5, 1957, Major Lewis F. Baker Jr. and two other weather observers at Long Beach Air Force Base spotted several small, metallic objects moving erratical…
Los Angeles, CA
1957 · unknownOn November 8, 1957, around 11:31 p.m. local time, military observers near Los Angeles, California reported a round white object the size of a dime. The sighting lasted more than 2…
Los Angeles, CA
1957 · unknownOn August 14, 1957, in Los Angeles, California, a civilian witness observed three round yellow objects about a quarter mile in length arranged in a triangle formation. The objects…
Los Angeles, CA
1957 · unknownOn July 10, 1957, in Los Angeles, California, a civilian husband observed a round object about the size of a half dollar with the color and brightness of a star. Using binoculars,…
Los Angeles, CA
1957 · unknownOn September 30, 1957, a civilian in Los Angeles, California reported sighting a round, white object the size of a baseball overhead. The object disappeared into haze on the horizo…
Montebello, CA
1957 · unknownOn December 1, 1957, at 3:00 p.m., a man in Montebello, California watched six objects moving slowly westward across the sky. His children had called his attention to them first. H…
North Hollywood, CA
1957 · unknownOn October 24, 1957, a witness at North Hollywood, California, reported one object in the sky. The report came from a member of the military, an Air Force reservist. The sighting w…
Numerous sightings in area Santa Monica, CA
1957 · unknownOn the night of August 21, 1957, several people in the Santa Monica, California, area reported two round silver objects in the sky. The objects were about the size of a pea and wer…
Palm Springs, CA
1957 · unknownOn the evening of August 31, 1957, in Palm Springs, California, an observer noticed what appeared to be a brilliant star close to the moon, brighter than the moon itself. According…
Palm Springs, CA
1957 · unknownOn the night of September 29 to 30, 1957, residents of Palm Springs, California reported seeing multiple unidentified flying objects moving across the sky. The sightings occurred i…
Pasadena, CA
1957 · unknownOn March 23, 1957, civilian and military witnesses at Pasadena, California, reported a single object at night. The Ground Observer Corps was on duty during the sighting. The case w…
Paso Robles, CA
1957 · unknownOn August 29 and 30, 1957, in Paso Robles, California, a civilian witness reported seeing two objects. The first was a silver circular object flying from north to west, visible for…
Redlands, CA
1957 · unknownOn December 9, 1957, a civilian in Redlands, California reported an oval object about the size of a half dollar that was bright white and stationary, then faded out. A small red li…
Reseda, CA
1957 · unknownOn April 5, 1957, a civilian at Reseda, California, reported a single object. The case was logged under Project 10073, the Air Force's official record for unidentified flying objec…
San Diego, CA
1957 · unknownOn November 5, 1957, a civilian in San Diego, California reported observing a round object with red, green, and white lights for one and a half hours. The object moved left to righ…
San Diego, CA
1957 · unknownOn the evening of October 24, 1957, military personnel and commercial pilots near San Diego, California witnessed an object that maneuvered rapidly across the sky while staying jus…
San Pedro, CA
1957 · unknownOn April 18, 1957, at 8:32 a.m. in San Pedro, California, two round objects were sighted. The objects were white in color and measured 49 feet in diameter. Witnesses thought the ob…
Santa Barbara, CA
1957 · unknownOn April 21, 1957, in Santa Barbara, California, a civilian witness observed three diamond-shaped objects in a triangle formation. The objects were seen directly overhead heading n…
South Laguna, CA
1957 · unknownOn January 16, 1957, in South Laguna, California, a civilian observer reported seeing two or three objects in the sky around 5:13 p.m. The objects appeared suddenly, brightened, di…
Temple, CA
1957 · unknownOn April 9, 1957, a sonic boom woke residents of the San Gabriel Valley in Southern California. Later that morning, ten-year-old Pat Murphy discovered a strange cone-shaped hole in…
Torrance, CA
1957 · unknownOn November 12, 1957, around 1:30 a.m. GMT, a civilian near Torrance, California reported a round white object like a bright star, the size of a quarter. The object moved at a high…
Twenty-Nine Palms, CA
1957 · unknownOn January 17, 1957, at 6:30 p.m. in Twenty-Nine Palms, California, a civilian witness observed a round, pea-sized yellow object with a yellow rod in its appearance. The object mov…
Ventura, CA
1957 · unknownOn May 21, 1957, in Ventura, California, a school teacher and approximately 20 students observed a round, silver or white object in the sky at 8:30 a.m. The object made a loud nois…
W Los Angeles, CA
1957 · unknownOn the night of November 12, 1957, a resident of West Los Angeles reported seeing a bright, round white object in the sky. The witness watched the light for about 85 minutes as it…
Woodland Hills, CA
1957 · unknownOn August 14, 1957, at 3:04 a.m., a civilian in Woodland Hills, California reported a very large, long object twice the size of an aircraft with white coloring and two lights appea…
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 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…
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…
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…
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