NTSB investigations, IL

62 cases where the phase of flight was Uncontrolled descent.

Cases per year

19642026
NTSB investigations, IL per year, 1964–2026: 62 cases
19641
19652
19666
19672
19682
19694
19704
19714
19723
19733
19743
19754
19763
19773
19783
19795
19802
19814
19831
19841
19911
20251

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\" = 'IL' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 650)
  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 ERA25FA179Accident · 4 fatalClass 3 · FieldPreliminary reportCessna 180 · Trilla, ILOn April 19, 2025, at 1016 central daylight time, a Cessna 180G, N4679U, was destroyed when it was involved in an accident near Trilla, Illinois. The private pilot and three passengers were fatally injured. The airplane was operated under Title 14 Code of…Apr 19, 2025 · N4679U · DestroyedNTSB CHI91LA136Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Grayslake, ILThe instructor's inadequate compensation for wind conditions. Factors were the wind gusts and the instructor's failure to maintain airspeed.Apr 20, 1991 · N4VT · Substantial damageNTSB CHI84LA260Accident · Serious injuriesLimited investigationFinal reportBalloon Works Firefly 7 · Geneva, ILThe Balloon descended in an area of thunderstorms and turbulence and collided with trees. The plt said the Balloon 'caved in' and descended rapidly. The plts husband and a passenger revealed that the Balloon was 'vented' by the plt to land before reaching a…Jun 24, 1984 · N1537D · Minor damageNTSB CHI83FA148Accident · 1 fatalField investigationFinal reportPiper PA-32R-300 · Rochester, ILThe acft experienced an in-flt break-up during descent. The pilot had reported on the radio to Kansas city ARTCC that hewas having severe chest pains and shortness of breath. Radar contact with the plane was lost at 1425 CST. The pilot had reported he was…Mar 21, 1983 · N1057Q · DestroyedNTSB CHI81FA085Accident · 2 fatalClosedPiper PA-28R · Chicago, ILAug 2, 1981 · N7631J · DestroyedNTSB CHI81FA082Accident · 2 fatalClosedBellanca 7ECA · Delevan, ILAug 2, 1981 · N86580 · DestroyedNTSB CHI81DEV17Accident · No injuriesClosedBalloon WKS 7B · Normal, ILMay 2, 1981 · N15443 · Substantial damageNTSB CHI81FA022Accident · 1 fatalClosedCessna 150M · Timewell, ILJan 25, 1981 · N63090 · DestroyedNTSB CHI80FA069Accident · 1 fatalClosedCessna 150J · Akin, ILSep 22, 1980 · N60771 · DestroyedNTSB CHI80FA034Accident · 3 fatalClosedCessna 182 · Alhambra, ILApr 13, 1980 · N6405A · DestroyedNTSB CHI80FEV07Accident · 1 fatalClosedAmerican AA-1B · Charleston, ILNov 22, 1979 · N6245L · DestroyedNTSB CHI79FA061Accident · 1 fatalClosedMooney M20C · Brocton, ILJul 26, 1979 · N6217U · DestroyedNTSB CHI79FA057Accident · 3 fatalClosedPiper PA-22 · St Charles, ILJul 4, 1979 · N3027Z · DestroyedNTSB CHI79FA052Accident · 2 fatalClosedCessna 172M · Chenoa, ILJul 3, 1979 · N64168 · DestroyedNTSB CHI79AA041Accident · 6 fatalClosedBeech 58TC · St.Anne, ILApr 7, 1979 · N17994 · DestroyedNTSB CHI79FA011Accident · 1 fatalClosedPiper PA-24 · Ashton, ILOct 25, 1978 · N8666P · Substantial damageNTSB CHI79FA028Accident · 1 fatalClosedPiper PA-32R · Rock Falls, ILMar 14, 1978 · N7299C · DestroyedNTSB CHI78FA025Accident · 3 fatalClosedCessna T210M · Beecher, ILMar 12, 1978 · N761EJ · DestroyedNTSB CHI77FA073Accident · 2 fatalClosedBeech C90 · Pontiac, ILSep 23, 1977 · N23796 · DestroyedNTSB CHI77FA064Accident · 4 fatalClosedPiper PA-28R · De Witt, ILAug 6, 1977 · N3009Q · DestroyedNTSB CHI77FEV15Accident · No injuriesClosedCessna 177RG · Springfield, ILMar 27, 1977 · N7584V · Substantial damageNTSB CHI77FA014Accident · 3 fatalClosedCessna 172M · Vandalia, ILDec 11, 1976 · N64024 · DestroyedNTSB CHI77FA002Accident · 1 fatalClosedCessna 177B · Manteno, ILOct 3, 1976 · N34434 · DestroyedNTSB CHI76AC093Accident · 3 fatalClosedCessna T210L · Peoria, ILSep 26, 1976 · N732AB · DestroyedNTSB CHI76AC013Accident · 6 fatalClosedPiper PA-32 · Chandlerville, ILAug 14, 1975 · N3287W · DestroyedNTSB CHI76FEE08Accident · Serious injuriesClosedCessna 182J · Kankakee, ILJul 23, 1975 · N139BC · Substantial damageNTSB CHI75AC091Accident · 5 fatalClosedCessna 177B · Carpentersvile, ILMay 24, 1975 · N30836 · DestroyedNTSB CHI75AC078Accident · 2 fatalClosedPiper PA-28 · Trimble, ILApr 14, 1975 · N95243 · DestroyedNTSB CHI75AC015Accident · 1 fatalClosedCessna 172F · Mayview, ILAug 11, 1974 · N5533R · DestroyedNTSB CHI75FEE08Accident · No injuriesClosedPiper PA-30 · Chicago, ILAug 1, 1974 · N1188Y · Substantial damageNTSB CHI74AC062Accident · 1 fatalClosedPiper PA-32 · Chicago, ILJan 17, 1974 · N3998W · DestroyedNTSB CHI74AC054Accident · 4 fatalClosedBeech A23A · Cabery, ILDec 28, 1973 · N2303W · DestroyedNTSB CHI74AC029Accident · 1 fatalClosedAerostar 601 · Chicago, ILOct 3, 1973 · N8MW · DestroyedNTSB CHI74AC012Accident · 1 fatalClosedCessna 182J · Chicago, ILAug 6, 1973 · N3147F · DestroyedNTSB NYC73AN081Accident · 4 fatalClosedPiper PA-28 · Grand Tower, ILDec 8, 1972 · N4235T · DestroyedNTSB CHI72AC094Accident · 4 fatalClosedPiper PA-24 · Ramsey, ILMay 28, 1972 · N5796P · DestroyedNTSB CHI72AC071Accident · 3 fatalClosedCessna 172G · Orion, ILMar 12, 1972 · N4246L · DestroyedNTSB CHI72AC009Accident · 2 fatalClosedCessna 182K · Springfield, ILJul 23, 1971 · N7600K · DestroyedNTSB CHI72AC003Accident · 5 fatalClosedPiper PA-24 · Philo, ILJul 4, 1971 · N9120P · DestroyedNTSB CHI71FBD65Accident · 1 fatalClosedPiper PA-28 · Kewanee, ILApr 19, 1971 · N6418R · Substantial damageNTSB CHI71AC064Accident · 5 fatalClosedPiper PA-32 · Geneva, ILMar 13, 1971 · N3955W · DestroyedNTSB CHI71AC042Accident · 3 fatalClosedPiper PA-28 · Effingham, ILDec 17, 1970 · N4253J · DestroyedNTSB CHI71AC016Accident · 4 fatalClosedPiper PA-28 · Manteno, ILAug 22, 1970 · N5684U · DestroyedNTSB CHI70FBD24Accident · No injuriesClosedRolladen LS-1B · Plainfield, ILJun 7, 1970 · N921WR · Substantial damageNTSB CHI70AC074Accident · 2 fatalClosedCessna 336 · Chicago, ILApr 28, 1970 · N3815U · DestroyedNTSB CHI70A0032Accident · 1 fatalClosedPiper PA-32 · Northlake, ILNov 10, 1969 · N3262W · DestroyedNTSB MKC70A0027Accident · 2 fatalClosedCessna 150E · Esmond, ILNov 9, 1969 · N426RA · DestroyedNTSB CHI69A0096Accident · 1 fatalClosedCessna 150G · Ofallon, ILMay 20, 1969 · N3655J · DestroyedNTSB CHI69F0521Accident · Serious injuriesClosedBensen B-8M · Lacon, ILFeb 28, 1969 · N1173 · Substantial damageNTSB CHI68F0781Accident · No injuriesClosedTaylorcraft BC12-D · Hillsdale, ILMay 4, 1968 · N43918 · Substantial damage