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.
51 cases from 1947 · page 1 of 1
30 Miles NW Lake Meade, NV
1947 · unknownOn June 28, 1947, a U.S. Air Force pilot flying a P-51 fighter plane northeast of Las Vegas spotted five or six white circular objects in the sky. The pilot, a lieutenant stationed…
5 Miles South Of Placerville,
1947 · unknownA civilian couple driving near Placerville, California saw a polished chrome object about 16 feet long and 10 to 14 inches wide traveling at high speed on August 14, 1947 at 1600 (…
Bakersfield, CA
1947 · unidentifiedOn June 14, 1947, a civilian observer in Bakersfield, California reported seeing ten objects flying in a loose V formation at low altitude. The observer, who was relaxing in his fr…
Black River Falls, WI
1947 · unidentifiedOn July 4, 1947, residents of Black River Falls, Wisconsin found a disk-shaped object in the local fairgrounds. The object measured about 10 inches in diameter and 7 inches thick.…
Boise, ID
1947 · unidentifiedThe OCR text is too garbled and fragmented to support a reliable summary. Page 2 is almost entirely illegible, and critical details about the sighting itself are obscured or missin…
Boise, ID
1947 · unidentifiedIn November 1947, a newspaper in Boise, Idaho reported that an observer had seen an unusual object in the sky. The object gave off a pulsating bluish-green light, appeared in the s…
Chengtu,
1947 · unknownOn July 21, 1947, in Chengtu, China, a civilian witness reported an object falling from the sky. The object was silver in color and rectangular in shape, measuring about ten inches…
Danforth, IL
1947 · unknownIn August 1947, a farmer near Danforth, Illinois found a collection of metal and ceramic fragments on his land. He reported that the object had landed in the middle of his field an…
Dauphin,
1947 · unknownOn 13 October 1947, a witness named Mary near Dauphin, Manitoba, Canada, reported a blue object seen from the ground. The card is marked UNCLASSIFIED and labels the case Incident #…
Des Moines, IA
1947 · unknownOn June 29, 1947, a civilian observer in Des Moines, Iowa reported seeing several large saucer-shaped objects heading north. The objects were described as dirty white in color. The…
Des Moines, IA
1947 · unknownOn June 29, 1947, near Des Moines, Iowa, an Amazing Very agent reported sighting an object at 2:45 p.m. The object was described as blue-white in color and traveled at approximatel…
Dodgville,
1947 · unknownOn October 1, 1947, a civilian in Dodgeville, Wisconsin reported a sighting at 2:00 p.m. A saucer-shaped object was seen to the northwest, moving slowly to the south. At one point…
East Troy, WI
1947 · unidentifiedOn July 7, 1947, in East Troy, Wisconsin, a saucer-shaped object was observed descending vertically through clouds between 11:45 a.m. and 1:30 p.m. The object stopped at 1,000 feet…
Greenfield,
1947 · unknownOn 22 June 1947, a civilian near Greenfield, Massachusetts, reported seeing an object in the sky. The sighting was made visually from the ground and lasted about 8 to 10 seconds.…
Hamburg, NY
1947 · unknownIn June 1947, a civilian near Hamburg, New York, reported seeing a strange object in the sky. The sighting happened at sunset and was made visually from the ground. The witness de…
Jackson, OH
1947 · unknownOn July 21, 1947, a resident of Columbus, Ohio found an unusual object in a tree near Jackson, Ohio. He turned it over to the Jackson County Sheriff, who then contacted the U.S. Ar…
Las Cruces,
1947 · unknownThe OCR of this file is heavily garbled on pages 9 through 16, making reliable extraction of analysis details impossible. However, the core case information on pages 1 through 8 is…
Las Vegas, NV
1947 · unknownOn October 8 or 9, 1947, during daytime in Las Vegas, Nevada, an Air Force Reserve pilot reported observing a trail appearing high in the sky at an estimated speed of 100-1000 mph.…
Logan, UT
1947 · unknownOn the night of September 8, 1947, a man and his wife in Logan, Utah observed five groups of small objects in the sky. Each group contained roughly 35 to 50 yellowish-white objects…
Montgomery, AL
1947 · unknownOn the night of June 28, 1947, four military officers at Maxwell Field in Montgomery, Alabama witnessed an unusual light in the sky. The observation took place around 2120 (9:20 p.…
Mt. Rainer, WA
1947 · unknownOn June 24, 1947, Kenneth Arnold, a private pilot and fire equipment salesman from Boise, Idaho, spotted nine shiny, disc-shaped objects flying near Mount Rainier in Washington. Ar…
NW of Bethel, AK
1947 · unknownOn a brilliant evening in August 1947, two experienced pilots flying northwest of Bethel, Alaska spotted something unusual in the sky. A pilot and his co-pilot saw a black, disc-sh…
Oakdale, CA
1947 · unidentifiedOn July 7, 1947, a civilian in Oakdale, California reported observing an unidentified object at 1:50 p.m. The silver-colored object was about the size of an aircraft at a distance.…
Oak Ridge,
1947 · unknownA civilian in Oak Ridge, Tennessee, photographed what he believed to be an unidentified object in July 1947. He submitted prints and negatives to local authorities, who forwarded t…
Oslo,
1947 · unknownOn December 12, 1947, at 10:05 p.m., a 16-year-old girl in Oslo, Norway, saw an intensely bright object in the sky. She described it as yellow-white at first, then red as it descen…
Oswego,
1947 · unknownOn September 12, 1947, at 12:15 p.m., a housewife in Oswego, Oregon, observed twelve to fifteen round, silver-colored objects flying at high altitude. She reported the sighting, bu…
Philadelphia,
1947 · unknownOn August 6, 1947, in Philadelphia, Pennsylvania, a female civilian reported observing a large white object traveling at very fast speed. The sighting occurred between 10:30 p.m. a…
Philadelphia,
1947 · unknownOn the evening of August 6, 1947, multiple witnesses in Philadelphia reported seeing a bright, fast-moving object streak across the sky around 10:30 to 10:45 p.m. The object was wh…
Phoenix,
1947 · unknownOn a day in October 1947, two mine workers near Cave Creek, Arizona spotted something unusual in the sky. Working at an elevation of about 8,000 to 10,000 feet, they watched an obj…
Phoenix, AZ
1947 · unidentifiedOn the afternoon of July 7, 1947, a man in Phoenix, Arizona witnessed an unusual aircraft-like object flying over his home. He grabbed his camera and managed to take two photograph…
Portland, OR
1947 · unidentifiedIn June 1947, a Portland-area prospector reported seeing five or six disk-shaped objects banking and maneuvering in the sky while he worked in the Cascade Mountains near the Oregon…
Rosedale, Calif, 35 Degrees 58' N,
1947 · unknownOn December 1, 1947, in Rosedale, California, an aerial object was sighted. The witness observed the object at 12:25 p.m. The object was described as white or silver in color and m…
Salmon Dam, ID
1947 · unidentifiedOn August 13, 1947, two men at Salmon Dam, Idaho heard a loud roar and looked up to see two circular objects flying at a great height. The men estimated the objects were between 4,…
Seattle, WA
1947 · unknownIn June 1947, a civilian in Seattle, Washington, reported a sighting that was later sent to the Air Force in a letter. The observation was made visually from the ground. The witne…
Seattle, WA
1947 · unknownOn 15 July 1947, a civilian woman in West Seattle, Washington, reported that a flying disk had landed on her roof at about 9:40 p.m. the night before. She said the object was burni…
Shreveport, LA
1947 · unknownOn July 7, 1947, in Shreveport, Louisiana, a man named Harston observed what he thought was a flying disc. At 6:05 p.m., he heard a whirling sound coming from above and looked up t…
Spokane, WA
1947 · unknownOn Saturday, June 21, 1947, a resident of Spokane, Washington was in his yard shortly before noon when he spotted something unusual in the sky. He had been watching a twin-engine m…
Tempe,
1947 · unknownIn July 1947, a civilian near Tempe, Arizona, reported seeing a silver disc in the sky. The report to the Air Technical Intelligence Center was dated 28 April (year unclear on the…
Twin Falls, ID
1947 · unidentifiedOn August 13, 1947, a farmer in Smoke River Canyon near Twin Falls, Idaho, watched an unusual object fly through the canyon with his two young sons, ages eight and ten. The object…
Twin Falls, ID
1947 · unidentifiedThe OCR'd case file is too extensively garbled to support a reliable summary. The document contains mostly illegible text corrupted during digitization, with few clearly readable p…
Warren, OH
1947 · unknownOn 6, 7, or 8 July 1947, a civilian near Warren, Ohio, reported a blue white object seen from the ground. The card is marked UNCLASSIFIED. The witness described an object 8 to 14…
Weiser, ID
1947 · unidentifiedOn June 14, 1947, someone in Weiser, Idaho witnessed an unusual object in the sky. The observer reported that the object shot up and down before leveling off with a glistening trai…
Williams AFB, AZ
1947 · unidentifiedIn June 1947, an object described as round was reported diving straight down over Williams Air Force Base in Arizona. According to the brief account in the file, the observer watch…
Xenia, OH
1947 · unknownOn October 20, 1947, a female civilian in Xenia, Ohio reported seeing a silver, round object about 12 inches in diameter traveling at fast speed at an altitude of 1,000 to 1,500 fe…
Location unrecorded
1947 · unknownOn December 1, 1947, in Lowell, Arizona, a well-known aerodynamicist reported observing a white object in the early morning sky. The object traveled at 600 miles per hour at an alt…
Location unrecorded
1947 · unknownOn the night of July 7, 1947, a single observer in Arlington, Virginia spotted what he described as a blob of bright, cool white light crossing the sky at extremely high speed. The…
Location unrecorded
1947 · unknownOn June 10, 1947, in Hungary, a civilian reported observing an unidentified object. The number of objects and length of observation were not reported. The sighting was a ground-vis…
Location unrecorded
1947 · unknownIn July 1947, police officers and citizens in the Portland, Oregon area spotted several unusual objects in the sky. Officer Kenneth McDowell was feeding pigeons behind the police p…
Location unrecorded
1947 · unknownOn the evening of September 12, 1947, two Pan American Airways pilots observed an unusual object while flying eastbound from Midway Island toward Osaka, Japan. The pilots, both exp…
Location unrecorded
1947 · unknownIn June 1947, a civilian observer in Idaho reported seeing a comet-shaped object in the sky that appeared to be stationary. The object was observed from the ground, and the witness…
Location unrecorded
1947 · unknownOn December 1, 1947, at 7:26 p.m., USAF pilots near Breverton, Kentucky observed an unidentified object. The object was described as having an intense green and blue flame. It was…
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