Final NTSB investigations: Piper L-21B
10 cases on aircraft the registry lists as Piper L-21B. 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
| 1970 | 1 |
|---|---|
| 1979 | 1 |
| 1981 | 1 |
| 1983 | 2 |
| 1999 | 1 |
| 2009 | 1 |
| 2011 | 1 |
| 2017 | 1 |
| 2019 | 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 c.\"completionStatus\" = 'Completed'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101815'))
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."completionStatus" = 'Completed'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101815'))
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 GAA19CA369Accident · No injuriesData collectionFinal reportPiper L21 · Imnaha, ORThe pilot's failure to maintain directional control while taking off from a soft, rough field, which resulted in a ground-loop.NTSB GAA17CA428Accident · Minor injuriesData collectionFinal reportPiper L 21B · Cartersville, GAThe pilot’s loss of directional control during the landing roll and subsequent excessive brake application, which resulted in a nose-over.NTSB CEN11CA611Accident · No injuriesData collectionFinal reportPiper L-21B · East Liverpool, OHThe pilot's failure to maintain directional control of the airplane during landing.NTSB ERA09CA364Accident · No injuriesData collectionFinal reportPiper L-21B · Big Beaver, PAThe pilot's failure to maintain directional control during a landing rollout with a crosswind.NTSB CHI99LA146Accident · No injuriesLimited investigationFinal reportPiper PA-18-L21B · Vincennes, INthe pilot's failure to maintain directional control after landing. Factors which contributed to this accident were the pilot's long touchdown, the rough area on the runway, and the wheat field.NTSB DEN83LA211Accident · Minor injuriesLimited investigationFinal reportPiper PA-18 · Breckenridge, COAfter landing on a private arpt that was closed to public use, the plt was prohibited from using it to takeoff again. He received permission from the owner of a gravel plt to use his 'haul road' which was located next to the arpt. The elevation of the road…NTSB ATL83LA276Accident · No injuriesLimited investigationFinal reportPiper L-21B · Vernon, ALThe acft departed the rwy & nosed over inverted during an unauthorized flight. After the accident the non-certificated plt told the owner that he had flown the acft several times based on the permission of a friend who was authorized to fly the acft.NTSB ATL81FIA03Accident · No injuriesClosedPiper PA-18 · Warrenton, VANTSB CHI79DEX18Accident · No injuriesClosedPiper PA-18 · Spencer, INNTSB CHI71DBA08Accident · No injuriesClosedPiper PA-22 · Muncie, IN