NTSB investigations: Waco UPF-7, NH

5 cases on aircraft the registry lists as Waco UPF-7. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19782026

NTSB investigations: Waco UPF-7, NH per year, 1978–2026: 5 cases
1978	1
1979	1
1988	2
1989	1

Where

Open the map

Latest cases

Query with SQL

SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1 WHERE c."eventStateOrRegion" = 'NH' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('9601302')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
  FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
  WHERE c.\"eventStateOrRegion\" = 'NH' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('9601302'))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'NH' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('9601302'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB NYC89LA180Accident · No injuriesLimited investigationFinal reportWaco UPF-7 · Plymouth, NHLoss of directional control during an aborted takeoff. The ditch was a related factor.Aug 2, 1989 · N39752 · Substantial damage NTSB NYC88LA190Accident · No injuriesLimited investigationFinal reportWaco UPF-7 · Greenland, NHThe intention of the flight was to give people at an annual company picnic a ride in the aircraft. After takeoff and while starting a left turn the pilot stated that he encountered a 'sudden windshear/downdraft.' The aircraft never got above 200 feet and…Jul 21, 1988 · N20973 · Substantial damage NTSB NYC88LA179Accident · No injuriesLimited investigationFinal reportWaco UPF-7 · Plymouth, NHThe plt reported that the eng lost power during takeoff as the acft was climbing thru about 200 to 250 ft AGL. Unable to restore power, he turned to land in a corn field, but was unable to reach it. He then selected a smaller field, but during the landing,…Jul 9, 1988 · N32126 · Substantial damage NTSB NYC79FNC36Accident · No injuriesClosedWaco UPF-7 · North Conway, NHJul 10, 1979 · N32127 · Substantial damage NTSB NYC78FNC27Accident · Minor injuriesClosedWaco UPF-7 · North Conway, NHMay 22, 1978 · N39713 · Substantial damage