FAA incident report
Local copy hash-verified
FAA SKYWATCH Incident Form 237UAP00153
Analyst rating: Primary operational record of an aircrew report and the FAA's contemporaneous assessment.
“Sighted while northeast bound at FL290 @STL280090 Multiple additional reports: A/C #2 - AAL16047 crew membere 1930Z, @ HLV 315018, FL370, Balloon underneath, Est ALT of Balloon FL550, Sector ZKC31, Freq 125.67 A/C #3 - ATN3400 crew membere 1914Z, @ HLV310022, FL370, Ballon on right side of A/C, Est ALT of Balloon FL400-500, sector ZKC31, Freq 125.67, Balloon is getting smaller and has a basket A/C #4 - N560LA crew membere 2017Z, @FTZ295030, FL400, Balloon was to the right and above, Est ALT of Balloon FL500, ZKC31 Freq 125.67 A/C #5 - DAL1527 crew membere 2002Z, @HLV140/011, FL390, Balloon was on the left side of the A/C, Est ALT of Balloon FL450, ZKC31, Freq 125.67 A/C #6 - SWA2285 crew membere 1946Z, @COU310011, appears to be stationary, Balloon on left side A/C, Est ALT of Balloon FL500-600 A/C #7 - UPS2943 crew membere 2005Z, @HLV130008, appears to be heading 135, right side of A/C, Est ALT of Balloon FL450, ZKC31, Freq 125.67 A/C #8 - SWA3225 crew membere 1935Z, @HLV291020, appears to be Heading 230, right side of the A/C, Est ALT of Balloon FL400-500, ZKC30, Freq 119.47 A/C #9 - AAL1607 crew membere 1930Z, @STL287068, appears to be southbound, left side of the A/C, Est ALT of Balloon FL400-500, ZKC30, Freq 119.47 A/C #10 -AAY18 crew membere 1935Z, @STL285082, appears to be westbound, right side of the A/C, Est ALT of Balloon FL400-500, ZKC30, Freq 119.47 A/C #11 -UAL2049 crew membere 1930Z, @STL281085, appears to be westbound, right side of the A/C, Est ALT of Balloon FL400-500, ZKC30, Freq 119.47, very large, white string below the balloon A/C #12 - UPS2192 crew membere: 2225Z Altitude: FL410 flying east reported the balloon at 9 o'clock. A/C #13 - N558R crew membere: 2240z Altitude: FL410 flying east reported the balloon at 10:30 o'clock and 15NM estimated at FL600. A/C #14 - DAL723 crew membere: 2248z Altitude: FL350 flying east reported the balloon at 9 o'clock @ FAM360020 A/C #15 - EJA348 crew membere: 2250z Altitude: FL400 flying northwest reported the balloon at 3 o'clock @ FAM360020 A/C #16 - HWA2034 crew membere: 2258z Altitude: FL360 flying west reported the balloon at 10 o'clock @ FAM015025 "way above them" A/C #17 - DAL691 crew membere: 2302z Altitude: FL390 flying southeast reported the balloon off their left side and at least 10,000 feet above. A/C #18 - AAY1023 crew membere: 2306z Altitude: FL380 flying northwest reported the balloon off their right side @ FAM350020. A/C #19 - ACA7225 crew membere: 2307z Altitude: FL360 flying southwest reported the balloon off their left side @ FAM055015. A/C #20 - LXJ469 crew membere: 2315z Altitude: FL450 flying east reported a balloon @ FAM019010 at approx. FL500-FL600. A/C #21 - EJA810 crew membere: 2350z Altitude: FL400 flying west reported a balloon @ approx. FL470 traveling southbound.”
Record locationPage 1
Evidence classFAA operational incident record
Relationship to claimPrimary document recording the pilot's intake report.
Authenticity assessmentHigh for document authenticity. The one-page FAA form was visually checked against the NARA PDF.
What this supportsDocuments a pilot report of At least 21 commercial flights reported a large silver balloon operating between 50,000 and 60,000 feet over Missouri.
What it does not supportThe operational log does not contain physical telemetry, radar recordings, or photos to independently verify the nature of the object.
ProvenanceOfficial NARA UAP bulk-download record, hash-registered in the Casebook manifest and served from the read-only VPS corpus mount.
Chain of custodyAircrew report -> FAA SKYWATCH incident form -> FAA transfer to NARA Record Group 615 -> NARA bulk archive -> Casebook.