NTSB investigations: Hiller UH-12E, 1987
8 cases on aircraft the registry lists as Hiller UH-12E. 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.
Cases per year
| 1964 | 9 |
|---|---|
| 1965 | 14 |
| 1966 | 15 |
| 1967 | 7 |
| 1968 | 8 |
| 1969 | 4 |
| 1970 | 3 |
| 1971 | 5 |
| 1972 | 3 |
| 1973 | 8 |
| 1974 | 14 |
| 1975 | 18 |
| 1976 | 16 |
| 1977 | 14 |
| 1978 | 25 |
| 1979 | 19 |
| 1980 | 21 |
| 1981 | 18 |
| 1982 | 8 |
| 1983 | 15 |
| 1984 | 14 |
| 1985 | 7 |
| 1986 | 9 |
| 1987 | 8 |
| 1988 | 12 |
| 1989 | 9 |
| 1990 | 2 |
| 1991 | 5 |
| 1992 | 6 |
| 1993 | 10 |
| 1994 | 6 |
| 1995 | 6 |
| 1996 | 9 |
| 1997 | 6 |
| 1998 | 7 |
| 1999 | 6 |
| 2000 | 2 |
| 2001 | 3 |
| 2002 | 2 |
| 2003 | 3 |
| 2004 | 1 |
| 2005 | 4 |
| 2007 | 2 |
| 2008 | 5 |
| 2009 | 1 |
| 2010 | 6 |
| 2011 | 4 |
| 2013 | 1 |
| 2014 | 2 |
| 2015 | 2 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 2 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Where
Open the mapLatest cases
Query with SQL
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 year(c.\"eventDate\") = 1987
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4360122', '4360137'))
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 year(c."eventDate") = 1987
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4360122', '4360137'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 MIA88LA014Accident · Minor injuriesLimited investigationFinal reportHiller UH-12E · Union Church, MSAt an altitude of aprx 75 feet during an agricultural turn, the plt reported that the engine lost power. While executing a forced landing, the rotor blades contacted trees, after which, during the descent, the right skid collided with a stump & the helicopter…NTSB LAX87DUJ11Accident · Minor injuriesFinal reportHiller UH-12E · Scottsdale, AZDuring an aerial application flight, the plt made a turn-around & was starting to make another swath run when he heard a loud 'bang' & then the helicopter collided with terrain. An inspn of the main rotor head & pin revealed the hub had failed from hi cycle…NTSB MKC87LA145Accident · Minor injuriesLimited investigationFinal reportHiller 12E · Ulysess, KSDuring a helicopter aerial application operation, acft suffered a main rotor system hub failure. PIC was unable to control the acft and an uncontrolled descent resulted. Acft struck the terrain and was substantially damaged and the PIC suffered minor…NTSB DEN87LA157Accident · No injuriesLimited investigationFinal reportHiller UH-12E · Ray, NDThe plt reports that he was departing from an aerial app operating area. He said there was a tree line along a road with an opening and the takeoff was made toward the opening. There were wires across the opening and the poles were obscured by the trees on…NTSB DEN87LA146Accident · No injuriesLimited investigationFinal reportHiller UH-12E · Grafton, NDThe plt was positioning the helicopter for an aerial application project. Before taking off, he checked the fuel quantity indicator & estimated there was 30 min of fuel on board. The proposed flt was estimated to take 10 min. During flt, the eng lost power &…NTSB SEA87FA106Accident · 1 fatalField investigationFinal reportHiller UH-12E · Shelton, WAThe pilot was properly certificated for the flight; however, due to operator insurance restrictions, all prior commercial flights had required the owner/operator to accompany this pilot, therefore this was the pilot's first commercial flight as sole pilot.…NTSB LAX87DUJ05Accident · No injuriesFinal reportHiller UH-12E · Tolleson, AZThe plt stated that he landed the acft on a platform on top of a chemical tank truck. The truck was parked on a slight slope with its left side six inches lower than the right. The plt reduced power to idle and the loader began to load the helicopter with…NTSB CHI87DER03Accident · No injuriesFinal reportHiller UH-12ET · Big Lake, MNAircraft was being maneuvered for landing on a ground support trailer when it experienced a power failure. Due to high trees autorotation was made to adjacent field. Aircraft landed on rough/uneven terrain and rolled over. Investigation revealed contaminated…