OpenAirDocs.org

NTSB investigations, MD

11 cases where the phase of flight was Unknown.

Cases per year

19682026

Where

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Latest cases

Query with SQL
duckdb -csv -c "WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
    crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
    current_codes AS (
      SELECT e.case_mkey, TRY_CAST(e.\"tier1Number\" AS INTEGER) AS code,
        row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e.\"isDefiningEvent\", false) DESC, e.position) AS n
      FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
      WHERE e.aircrafts_position = 1 AND e.\"tier1Number\" GLOB '[1-9][0-9]*'
        AND (e.\"isDefiningEvent\" OR e.case_mkey IN (SELECT \"mKey\" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE \"isPre1982\"))
    ),
    phases AS (
      SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
      FROM current_codes WHERE n = 1
      UNION ALL
      SELECT o.case_mkey, 'older', o.\"phaseOfFlightCode\", w.main
      FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o.\"phaseOfFlightCode\"
      WHERE o.aircrafts_position = 1 AND o.\"occurrenceNumber\" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
    ),
    case_phases AS (
      SELECT p.*, c.\"eventDate\", c.\"highestInjuryLevel\" = 'Fatal' AS fatal, a.aircraft_model_code
      FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = p.case_mkey
      LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
      WHERE c.\"eventDate\" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
    )
  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\" = 'MD' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 990)
  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.

NTSB ERA10TA142Accident · No injuriesFinal reportEurocopter AS 365 N2 Dauphin · Cheverly, MDIncomplete clearing of snow from the helipad and vicinity. Contributing to the accident was the lack of a NOTAM regarding the presence of snow banks and the pilot's failure to ensure that the helicopter was clear of a snow bank prior to departure.Feb 12, 2010 · N61MD · Substantial damageNTSB NYC02LA019Accident · 2 fatalLimited investigationFinal reportNorton/Cloeren Titan Tornado II · New Windsor, MDLoss of power for an undetermined reason.Oct 30, 2001 · N996T · DestroyedNTSB NYC92FIG01Accident · 1 fatalFinal reportTierra II · Williamsport, MDThe pilot's alcoholic impairment of efficiency and judgement resulting in a loss of control of the airplane during a forced landing following a power loss for an undetermined reason.Jun 28, 1992 · N531PJ · DestroyedNTSB BFO92TA#01Accident · No injuriesFinal reportMcdonnell Douglas 369E · Clinton, MDFeb 12, 1992 · N1600Q · Substantial damageNTSB BFO92FA010Accident · 1 fatalField investigationFinal reportPiper PA-28-140 · Chesapeake Bay, MDUndetermined. The aircraft wreckage has not been located.Oct 5, 1991 · N55657 · DestroyedNTSB BFO88FA003Accident · 1 fatalField investigationFinal reportCessna 172H · Indian Head, MDThe non-certificated plt took the acft without proper authority. A note was found in his automobile that showed he intended to commit suicide. A revolver was found at the crash scene with a spent cartridge under the hammer. Postmortem studies showed the pilot…Oct 16, 1987 · N9WB · DestroyedNTSB DCA83AA025Accident · 3 fatalFinal reportPiper PA-23 · Gaithersburg, MDThe owner/plt was on a flt, accompanied by two nephews, ages 19 & 8 yrs old. An associate of the owner/plt reported that the 19 yr old nephew, who occupied the right front seat, was a single eng plt, but had no multi-eng instruction. However, no FAA records…May 7, 1983 · N1236P · DestroyedNTSB ATL83FA049Accident · 2 fatalField investigationFinal reportPiper PA-24-250 · Ocean City, MDThe pilot and passenger bodies were recovered from the atlantic Ocean near Ocean City, MD. Both persons had died of drowning without serious traumatic injuries. The aircraft was not recovered. Low ceilings and visibilities were reportedin the area throughout…Dec 2, 1982 · N5284PNTSB IAD80FA071Accident · 2 fatalClosedHughes 500 · Stephensville, MDMar 24, 1980 · N2769 · DestroyedNTSB IAD78DA042Accident · 1 fatalClosedStinson 108 · Ocean City, MDJan 27, 1978 · N8980K · DestroyedNTSB DIA69A0010Accident · 2 fatalClosedCessna 172C · Rock Hall, MDAug 23, 1968 · N1505Y · Destroyed