NTSB investigations: Lycoming IO-540 series, WA
24 cases on aircraft whose registry engine model is Lycoming IO-540 series. 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
| 1981 | 1 |
|---|---|
| 1982 | 1 |
| 1984 | 3 |
| 1999 | 2 |
| 2002 | 2 |
| 2005 | 1 |
| 2007 | 2 |
| 2010 | 1 |
| 2012 | 4 |
| 2013 | 2 |
| 2014 | 1 |
| 2016 | 1 |
| 2018 | 1 |
| 2022 | 1 |
| 2024 | 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.\"eventStateOrRegion\" = 'WA' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41530', '41585'))
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" = 'WA' AND c."eventCountry" = 'USA'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41530', '41585'))
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 WPR24LA166Accident · No injuriesClass 4 · LimitedFinal reportThomas J Spencer RV-10 · Snohomish, WAThe pilot’s failure to attain a proper touchdown point during landing with a tailwind which resulted in a runway overrun.NTSB WPR22LA272Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-60-601P · Scappoose, WAThe pilot’s failure to extend the landing gear before landing. Contributing to the accident was the pilot’s failure to utilize a prelanding checklist.NTSB WPR18LA259Accident · No injuriesClass 3 · LimitedFinal reportCessna 172 · Roche Harbor, WAThe pilot’s failure to secure his seat position prior to takeoff, which resulted in a loss of airplane control and subsequent hard landing.NTSB GAA17CA106Accident · Minor injuriesData collectionFinal reportMaule M7 · Palouse, WAThe pilot’s failure to maintain directional control on an ice- and snow-covered runway during taxi with a crosswind, which resulted in a runway excursion.NTSB WPR14CA270Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 II · Quincy, WAThe pilot's failure to maintain clearance from a wind generator tower while drying cherries, which resulted in a loss of aircraft control and subsequent hard landing.NTSB WPR13LA217Accident · No injuriesLimited investigationFinal reportRobinson R44 II · Pomeroy, WAThe pilot's failure to ensure that the helicopter was properly loaded, which resulted in the helicopter being in excess of its maximum allowable gross weight and led to a loss of main rotor rpm on takeoff. Contributing to the accident were the ground…NTSB WPR13LA188Accident · Minor injuriesLimited investigationFinal reportRobinson Helicopter R44 II · Ocean Shores, WAThe pilots’ loss of helicopter control during the approach to landing.NTSB WPR13LA023Accident · No injuriesLimited investigationFinal reportRobinson Helicopter R-44 II · Toutle, WAThe pilot’s failure to maintain precise altitude control, which resulted in the helicopter entering a settling with power condition while hovering out of ground effect.NTSB WPR12LA259Accident · 1 fatalLimited investigationFinal reportRobinson Helicopter R44 II · East Wenatchee, WAThe pilot’s failure to adequately monitor the environment and maintain clearance from the power lines while maneuvering at low altitude.NTSB WPR12LA207Accident · No injuriesLimited investigationFinal reportMaule MX-7 · Roche Harbor, WAA damaged brake master cylinder piston rod, which resulted in a landing with the left brake applied. The damage was a result of normal parking brake operation.NTSB WPR12FA105Accident · 3 fatalField investigationFinal reportCessna 172S · North Bend, WAThe pilot's physical impairment due to alcohol, which adversely affected his ability to operate the airplane and to maintain clearance from mountainous terrain while operating in dark night conditions.NTSB WPR10LA272Accident · No injuriesLimited investigationFinal reportEagle Eagle DW-1 · Waterville, WAA worn wire in the magneto system, which allowed intermittent grounding and a loss of engine power.NTSB SEA07CA226Accident · No injuriesData collectionFinal reportEagle Eagle DW-1 · Waterville, WAThe loss of engine power during takeoff for an undetermined reason. A contributing factor was the high vegetation in the field where the airplane came to rest.NTSB SEA07FA223Accident · 4 fatalField investigationFinal reportRobinson R44 II · Easton, WAThe pilot's improper planning/decision in attempting a downwind takeoff under high density altitude conditions that resulted in a loss of control and impact with terrain. Contributing to the accident were the helicopter's gross weight in excess of the maximum…NTSB SEA05LA042Accident · No injuriesLimited investigationFinal reportMaule M-7-260 · Port Angeles, WAThe pilot's improper flare. Factors contributing to the accident included the pilot's improper approach and the glassy water condition.NTSB SEA03FA015Accident · 2 fatalField investigationFinal reportCaron Seawind · Bryant, WAA loss of engine power for undetermined reasons and the failure of the flying pilot to maintain flying speed resulting in an inadvertent stall, loss of control and subsequent collision with terrain.NTSB SEA02LA084Accident · No injuriesLimited investigationFinal reportPaxhia Murphy SR3500 · Seattle, WAThe failure of the left main gear leg AN-5 attach fitting bolt.NTSB SEA00LA034Accident · No injuriesLimited investigationFinal reportCessna 182S · Kennewick, WAThe pilot's decision to continue flight into known icing conditions, and his subsequent failure to maintain adequate airspeed on final approach, resulting in a hard landing. Factors included: icing conditions; the pilot's improper decision to continue to his…NTSB SEA99LA131Accident · No injuriesLimited investigationFinal reportPiper PA-23-250 · Snohomish, WABrake system failure due to the presence of air bubbles in the hydraulic fluid.NTSB SEA84LA229Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Kelso, WAClimbing through 4,000 ft the engine failed. Emergency procedures resulted in a momentary restoration of power prior to the forced landing. During final approach the left wing struck a tree. The right main landing gear collapsed during the landing roll.…NTSB SEA84LA157Accident · No injuriesLimited investigationFinal reportEagle DW-1 · Quincy, WAThe acft nosed over during landing. The plt said vibration caused the parking brake to be set in the 'on' position priorto landing. At about 20 mph he used the brakes and the acft nosed over.NTSB SEA84LA098Accident · No injuriesLimited investigationFinal reportEagle DW-1 · Spangle, WAAccording to FAA inspectors, the plt polished the lower leading edges of wings before departing, as they were covered with frost. The plt stated that during climb out the acft entered an inadvertent stall, followed by a three point landing onto soft field.…NTSB SEA82DA080Accident · No injuriesFinal reportEagle DW-1 · Sprague, WAThe pilot had checked out in this make and model of aircraft on the preceeding day. On the day of the accident, he was spraying fertizer in a crosswind condition. He stated that he was on a downhill swath run in gusty conditions when he deployed the controls…NTSB SEA81DYP40Accident · No injuriesClosedEagle DW-1 · Chelan, WA