NTSB investigations, WI

950 cases where the phase of flight was Landing.

Cases per year

19642026
NTSB investigations, WI per year, 1964–2026: 950 cases
196428
196528
196631
196744
196832
196932
197025
197122
197225
197331
197429
197517
197619
197719
197831
197926
198022
198130
198211
198313
198413
198523
198621
198711
198811
198913
19908
199111
19929
199312
199413
19957
19968
199710
199811
199913
200010
20016
20028
200311
20048
200515
20066
200714
200810
20098
20108
20115
201216
20133
20147
201510
20168
20178
20186
20195
20208
20218
20229
20239
202412
202517
20266

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\" = 'WI' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 550)
  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 CEN26LA273Accident · No injuriesClass 4 · LimitedInvestigation openCessna 172F · Antigo, WIJul 28, 2026 · N7978U · Substantial damageNTSB CEN26LA262Accident · No injuriesClass 4 · LimitedInvestigation openBeech F33A · Janesville, WIJul 20, 2026 · N933A · Substantial damageNTSB CEN26LA193Accident · No injuriesClass 4 · LimitedFinal reportCessna 140 · Rice Lake, WIThe pilot’s failure to maintain directional control during landing.May 20, 2026 · N2307V · Substantial damageNTSB CEN26LA138Accident · No injuriesClass 4 · LimitedFinal reportCessna 172M · Solon Springs, WIThe pilot’s loss of directional control during landing, which resulted in a runway excursion and collision with terrain.Mar 9, 2026 · N61761 · Substantial damageNTSB CEN26LA125Accident · No injuriesClass 4 · LimitedFinal reportVans RV-12IS · Appleton, WIThe pilot’s failure to maintain proper airspeed during landing and exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall and impact with the runway. Contributing to the accident was the flight instructor’s delayed…Feb 24, 2026 · N46TB · Substantial damageNTSB CEN26LA121Accident · No injuriesClass 4 · LimitedFinal reportCessna 140 · Antigo, WIThe pilot receiving instruction’s failure to maintain directional control during the landing. Contributing to the accident was the flight instructor’s delayed remedial action.Feb 16, 2026 · N2221V · Substantial damageNTSB CEN26LA047Accident · No injuriesClass 4 · LimitedFinal reportEngineering & Research 415 · Sheboygan Falls, WIThe flight instructor’s failure to arrest the airplane’s descent rate during a takeoff simulated engine failure which resulted in a hard landing.Nov 13, 2025 · N94342 · Substantial damageNTSB CEN26LA035Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Grantsburg, WIThe collision with a white-tail deer during the landing in dark night visual conditions.Nov 5, 2025 · N9490H · Substantial damageNTSB CEN26LA025Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-24-250 · Eau Claire, WIThe pilot’s failure to ensure that the landing gear was properly extended before landing. Contributing to the accident was the pilot’s unfamiliarity with the landing gear warning horn and failure to verify the gear was extended with the cockpit position…Oct 19, 2025 · N5865P · Substantial damageNTSB CEN26LA011Accident · No injuriesClass 4 · LimitedFinal reportCirrus Design SR20 · Portage, WIThe student pilot’s failure to maintain proper airspeed and attitude for a short field landing. Contributing to the accident was the flight instructor’s delayed remedial action.Oct 1, 2025 · N78RC · Substantial damageNTSB CEN25LA404Accident · No injuriesClass 4 · LimitedFinal reportCirrus SR20 · Watertown, WIThe flight instructor’s failure to maintain control of the airplane following the student pilot’s bounced landing. Contributing to the accident was the flight instructor’s delayed remedial action which resulted in diminished airplane performance during the…Sep 30, 2025 · N814 · Substantial damageNTSB CEN25LA345Accident · No injuriesClass 4 · LimitedFinal reportVans RV-12IS · Hartford, WIThe student pilot’s failure to maintain airplane control while landing on a turf runway.Aug 26, 2025 · N18HS · Substantial damageNTSB CEN25LA344Accident · No injuriesClass 4 · LimitedFinal reportCessna 210 · Markesan, WIThe pilot’s failure to attain a proper touchdown point which resulted in a long landing and subsequent runway overrun.Aug 21, 2025 · N761SV · Substantial damageNTSB CEN25LA287Accident · No injuriesClass 4 · LimitedFinal reportAerotek Pitts S-2A · New Holstein, WIThe pilot’s loss of direction control during landing due to an unapproved tailwheel assembly and tail spring that resulted in a tailwheel shimmy and a subsequent ground loop.Jul 26, 2025 · N83PS · Substantial damageNTSB CEN25LA279Accident · No injuriesClass 4 · LimitedFinal reportDyke Delta JD-2 · Oshkosh, WIThe pilot’s failure to maintain control of the airplane while landing with a tailwind.Jul 22, 2025 · N71AW · Substantial damageNTSB CEN25LA278Accident · No injuriesClass 4 · LimitedFinal reportRavin 500 · Oshkosh, WIThe failure of the left main landing gear lateral pushrod end fitting which resulted in a landing gear collapse during the landing roll.Jul 21, 2025 · C-GPDZ · Substantial damageNTSB CEN25LA268Accident · No injuriesClass 4 · LimitedFinal reportCessna 305A · Baraboo, WIThe pilot’s failure to maintain directional control during landing.Jul 20, 2025 · N9623Q · Substantial damageNTSB CEN25LA265Accident · No injuriesClass 3 · LimitedPreliminary reportQuestair Venture · Oshkosh, WIOn July 20, 2025, about 1545 central daylight time, a Questair Venture airplane, N53TL, sustained substantial damage when it was involved in an accident at Oshkosh, Wisconsin. The pilot and passenger were not injured. The airplane was operated under the…Jul 20, 2025 · N53TL · Substantial damageNTSB CEN25LA259Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-20 · Oshkosh, WIThe pilot’s aggressive brake application which resulted in a loss of directional control and a ground loop.Jul 18, 2025 · N7369K · Substantial damageNTSB CEN25LA257Accident · Minor injuriesClass 4 · LimitedFinal reportVan's RV-6 · New Richmond, WIThe pilot’s failure to maintain proper airspeed and altitude during the approach which resulted in a runway overshoot and subsequent landing in a lake. Contributing to the accident was the pilot’s delayed remedial action to abort the landing.Jul 17, 2025 · N69NB · Substantial damageNTSB CEN25LA220Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-24-260 · Ashland, WIThe pilot’s failure to extend the landing gear before landing and his failure to conduct the before landing checklist.Jun 24, 2025 · N8817P · Substantial damageNTSB CEN25LA204Accident · No injuriesClass 4 · LimitedFinal reportFlight Design Ctsw · Pembine, WIThe pilot’s improper flare during landing which resulted in a bounced landing.Jun 6, 2025 · N499CT · Substantial damageNTSB CEN25LA153Accident · No injuriesClass 4 · LimitedFinal reportCessna 185 · Wausau, WIThe pilot’s failure to maintain directional control while landing in shifting wind conditions.Apr 7, 2025 · N1526F · Substantial damageNTSB CEN25LA024Accident · No injuriesClass 4 · LimitedFinal reportPitts S-2A · Stoughton, WIThe pilot’s failure to maintain directional control during landing.Oct 19, 2024 · N11JC · Substantial damageNTSB CEN24LA379Accident · No injuriesClass 4 · LimitedFinal reportTextron 172S · Janesville, WIThe student pilot’s improper flare and the flight instructor’s delayed remedial action that resulted in a hard, bounced landing.Sep 24, 2024 · N281EA · Substantial damageNTSB CEN24LA322Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-32-260 · Chetek, WIThe pilot’s improper landing flare and hard landing.Aug 14, 2024 · N3613W · Substantial damageNTSB CEN24LA299Accident · No injuriesClass 4 · LimitedFinal reportCessna 177A · Palmyra, WIThe student pilot’s failure to maintain directional control during the landing with gusty wind conditions.Aug 2, 2024 · N30433 · Substantial damageNTSB CEN24LA288Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28R-180 · Ft. Atkinson, WIThe pilot’s failure to extend the landing gear before landing due to distractions and his failure to conduct the Before Landing checklist.Jul 27, 2024 · N980BL · Substantial damageNTSB WPR24LA256Accident · No injuriesClass 4 · LimitedFinal reportDiamond Aircraft Ind DA 42 NG · Oshkosh, WIThe pilot’s failure to maintain control during an approach to land, which resulted in a hard landing.Jul 26, 2024 · N94NG · Substantial damageNTSB WPR24LA253Accident · No injuriesClass 4 · LimitedFinal reportCanadian Car & Foundry Harvard MK IV · Oshkosh, WIThe pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop.Jul 25, 2024 · N52494 · Substantial damageNTSB CEN24LA282Accident · No injuriesClass 3 · LimitedFinal reportJust Highlander · Oshkosh, WIThe reported uncommanded retraction of the flaps while on short final for unknown reasons, which resulted in a hard landing.Jul 20, 2024 · N707KM · Substantial damageNTSB CEN24LA266Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 172G · West Bend, WIThe pilot’s failure to maintain directional control during the landing roll.Jul 13, 2024 · N129GW · Substantial damageNTSB CEN24LA231Accident · No injuriesClass 4 · LimitedFinal reportFoskett James J CH 750 Cruiser · East Troy, WIThe pilot’s failure to maintain directional control during landing in gusting crosswind conditions.Jun 19, 2024 · N355VT · Substantial damageNTSB CEN24LA106Accident · No injuriesClass 4 · LimitedFinal reportCessna 140 · Hayward, WIThe pilot’s loss of control during landing rollout.Feb 2, 2024 · N1887V · Substantial damageNTSB CEN24LA097Accident · Serious injuriesClass 4 · LimitedFinal reportRobinson Helicopter R22 Beta · Kenosha, WIThe pilot’s failure to maintain control of the helicopter while landing.Jan 21, 2024 · N8350M · Substantial damageNTSB CEN24LA043Accident · No injuriesClass 4 · LimitedFinal reportBearhawk Four · Eau Claire, WIThe pilot’s failure to maintain directional control during landing.Nov 21, 2023 · N274LC · Substantial damageNTSB CEN24LA001Accident · Serious injuriesClass 4 · LimitedFinal reportBeech 23 · Waupaca, WIThe pilot’s failure to maintain directional control during the go-around, that resulted in a runway excursion and an impact with terrain.Oct 1, 2023 · N1963F · Substantial damageNTSB CEN23LA430Accident · No injuriesClass 4 · LimitedFinal reportCessna 172S · West Bend, WIThe pilot’s inadequate landing flare that resulted in a hard landing and impact with the runway.Sep 13, 2023 · N529ER · Substantial damageNTSB CEN23FA369Accident · 1 fatalClass 3 · FieldFinal reportPiper J5A · Iola, WIThe pilot’s failure to maintain control of the airplane after landing on a grass taxiway with a tailwind, which resulted in a nose over.Aug 19, 2023 · N35417 · Substantial damageNTSB CEN23LA323Accident · No injuriesClass 4 · LimitedFinal reportVans RV-10 · Oshkosh, WIThe pilot’s improper landing flare which resulted in a hard landing.Jul 20, 2023 · N917CM · Substantial damageNTSB CEN23LA368Accident · Serious injuriesClass 4 · LimitedFinal reportPiper PA-28-180 · Eagle River, WIThe pilot’s failure to maintain proper airspeed on approach, which resulted in an extended touchdown, loss of control, and runway excursion.Jul 18, 2023 · N7921W · Substantial damageNTSB CEN23LA236Accident · No injuriesClass 4 · LimitedFinal reportCessna 180G · Stevens Point, WIThe pilot’s failure to maintain directional control during landing that resulted in a ground loop and impact with the runway.Jun 8, 2023 · N223WH · Substantial damageNTSB CEN23LA229Accident · Minor injuriesClass 4 · LimitedFinal reportPiper J3C-65 · Salem, WIThe pilot’s improper landing flare, which resulted in a hard landing and the left main landing gear collapse.Jun 5, 2023 · N42220 · Substantial damageNTSB CEN23LA104Accident · No injuriesClass 4 · LimitedFinal reportCirrus Design SF50 · Waukesha, WIThe pilot’s failure to maintain aircraft control during landing. Contributing to the accident was the pilot’s inadequate preflight inspection removal of the angle of attack vane cover.Feb 8, 2023 · N426SJ · Substantial damageNTSB CEN22LA441Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28-180 · Shell Lake, WIA collision with a deer during landing, which resulted in substantial damage to the left wing.Sep 29, 2022 · N5152S · Substantial damageNTSB CEN22LA339Accident · No injuriesClass 4 · LimitedFinal reportCessna T310R · Oshkosh, WIThe pilot’s loss of control while landing.Jul 24, 2022 · N731AJ · Substantial damageNTSB CEN22LA332Accident · Minor injuriesClass 4 · LimitedFinal reportCessna L-19E · Oshkosh, WIThe pilot’s failure to maintain directional control during the landing roll with a gusty crosswind.Jul 24, 2022 · N3946K · Substantial damageNTSB CEN22LA338Accident · No injuriesClass 4 · LimitedFinal reportWaco Classic YMF-5C · Oshkosh, WIThe pilot’s failure to maintain directional control during the landing roll with a tailwind.Jul 23, 2022 · N140W · Substantial damageNTSB CEN22LA337Accident · No injuriesClass 4 · LimitedFinal reportCessna 180J · Oshkosh, WIThe pilot’s failure to maintain directional control during the landing roll with a gusty crosswind.Jul 22, 2022 · N669CB · Substantial damageNTSB CEN22LA302Accident · Minor injuriesClass 4 · LimitedFinal reportPitts S1 · Sturgeon Bay, WIThe pilot’s failure to maintain airplane control during landing, which resulted in a runway excursion and nose over. Contributing to the accident was the pilot’s inadequate preflight inspection and the pilot’s lack of flight control system knowledge.Jul 1, 2022 · N23RS · Substantial damage