# NTSB investigations: Unknown

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 38 of 40 · 1,981 cases

## Cases, newest first

- [NTSB LAX68A0025](https://openairdocs.org/ntsb/LAX68A0025.md): Ryan ST-3KR · Tehachapi, CA · Accident · 2 fatal · Closed · Aug 27, 1967 · N49082 · Destroyed
- [NTSB FTW68O0004](https://openairdocs.org/ntsb/FTW68O0004.md): Piper PA-24 · Mexico City, Mexico · Accident · 5 fatal · Closed · Aug 27, 1967 · N9066P · Destroyed
- [NTSB FTW68O0003](https://openairdocs.org/ntsb/FTW68O0003.md): Piper PA-24 · Mexico City, Mexico · Accident · 4 fatal · Closed · Aug 27, 1967 · N7473P · Destroyed
- [NTSB DEN68F0091](https://openairdocs.org/ntsb/DEN68F0091.md): Mooney M20C · Broomfield, CO · Accident · No injuries · Closed · Aug 27, 1967 · N6482U · Substantial damage
- [NTSB MKC68A0014](https://openairdocs.org/ntsb/MKC68A0014.md): Cessna 150 · Jefferson City, MO · Accident · 2 fatal · Closed · Aug 25, 1967 · N563Q · Destroyed
- [NTSB ANC68A0013](https://openairdocs.org/ntsb/ANC68A0013.md): Piper PA-28 · Nenana, AK · Accident · 2 fatal · Closed · Aug 19, 1967 · N7011R · Destroyed
- [NTSB NYC68A0027](https://openairdocs.org/ntsb/NYC68A0027.md): Aero Comdr 680-FL · Greenland Ice Cap, Greenland · Accident · 1 fatal · Closed · Aug 14, 1967 · N6362U · Destroyed
- [NTSB MIA68A0019](https://openairdocs.org/ntsb/MIA68A0019.md): Piper PA-28 · Accident · 3 fatal · Closed · Aug 6, 1967 · N8165W · Destroyed
- [NTSB NYC68A0017](https://openairdocs.org/ntsb/NYC68A0017.md): Piper PA-28 · Bridgeport, CT · Accident · 2 fatal · Closed · Jul 27, 1967 · N7865W · Destroyed
- [NTSB DEN68A0005](https://openairdocs.org/ntsb/DEN68A0005.md): Piper PA-30 · Windsor, CO · Accident · 2 fatal · Closed · Jul 20, 1967 · N8389Y · Destroyed
- [NTSB NYC68A0009](https://openairdocs.org/ntsb/NYC68A0009.md): Piper PA-12 · Soldier Pond, ME · Accident · 4 fatal · Closed · Jul 19, 1967 · N2867M · Destroyed
- [NTSB MIA68A0002](https://openairdocs.org/ntsb/MIA68A0002.md): Piper PA-28 · Mayaguez, PR · Accident · 4 fatal · Closed · Jul 2, 1967 · N5100W · Destroyed
- [NTSB DEN67A0081](https://openairdocs.org/ntsb/DEN67A0081.md): Piper PA-18 · Arminto, WY · Accident · 2 fatal · Closed · Jun 24, 1967 · N3470Z · Destroyed
- [NTSB ANC67A0063](https://openairdocs.org/ntsb/ANC67A0063.md): Lockheed PV-2 · Accident · 1 fatal · Closed · Jun 12, 1967 · N7266C · Destroyed
- [NTSB MIA68D0048](https://openairdocs.org/ntsb/MIA68D0048.md): Taylorcraft BL-65 · Russellville, AL · Accident · No injuries · Closed · Jun 3, 1967 · N27485 · Destroyed
- [NTSB OAK67A0085](https://openairdocs.org/ntsb/OAK67A0085.md): Piper PA-28 · Accident · 3 fatal · Closed · Jun 2, 1967 · N4389J · Destroyed
- [NTSB DEN67A0077](https://openairdocs.org/ntsb/DEN67A0077.md): Beech S35 · Brigham City, UT · Accident · 2 fatal · Closed · May 30, 1967 · N5682K · Destroyed
- [NTSB LAX67A0109](https://openairdocs.org/ntsb/LAX67A0109.md): Helton LARK95 · Ft Mcdowell, AZ · Accident · 1 fatal · Closed · May 22, 1967 · N1509H · Destroyed
- [NTSB MKC67A0067](https://openairdocs.org/ntsb/MKC67A0067.md): Hughes 269B · Federal Dam, MN · Accident · 2 fatal · Closed · May 12, 1967 · N700 · Destroyed
- [NTSB NYC67A0147](https://openairdocs.org/ntsb/NYC67A0147.md): Cessna 172 · Accident · 2 fatal · Closed · Apr 23, 1967 · N1609F · Destroyed
- [NTSB SEA67A0058](https://openairdocs.org/ntsb/SEA67A0058.md): Piper PA-30 · Halfway, OR · Accident · 3 fatal · Closed · Apr 17, 1967 · N7458Y · Destroyed
- [NTSB OAK67D0292](https://openairdocs.org/ntsb/OAK67D0292.md): Globe GC-1B · San Carlos, CA · Accident · No injuries · Closed · Apr 17, 1967 · N2419B · Substantial damage
- [NTSB UNK67X0121](https://openairdocs.org/ntsb/UNK67X0121.md): Dornier DO-28A · Luang Prabng, Laos · Accident · 7 fatal · Closed · Apr 4, 1967 · N9180X · Destroyed
- [NTSB UNK67X0118](https://openairdocs.org/ntsb/UNK67X0118.md): Piper PA-18 · Red Lake Ont., Canada · Accident · 2 fatal · Closed · Mar 19, 1967 · N1757A · Destroyed
- [NTSB OAK67A0067](https://openairdocs.org/ntsb/OAK67A0067.md): Beech A35 · Turlock, CA · Accident · 2 fatal · Closed · Mar 12, 1967 · N512B · Destroyed
- [NTSB FTW67A0091](https://openairdocs.org/ntsb/FTW67A0091.md): Cessna 172 · Matagorda Is., TX · Accident · 3 fatal · Closed · Mar 10, 1967 · N8016X · Destroyed
- [NTSB MKC67A0054](https://openairdocs.org/ntsb/MKC67A0054.md): Cessna 150F · Argusville, ND · Accident · 1 fatal · Closed · Mar 9, 1967 · N6890F · Substantial damage
- [NTSB MKC67A0050](https://openairdocs.org/ntsb/MKC67A0050.md): Mooney M20B · Kirksville, MO · Accident · 2 fatal · Closed · Feb 24, 1967 · N74574 · Destroyed
- [NTSB FTW67F0426](https://openairdocs.org/ntsb/FTW67F0426.md): Aeronca 7AC · Arlington, TX · Accident · No injuries · Closed · Feb 11, 1967 · N4320E · Substantial damage
- [NTSB MIA67A0083](https://openairdocs.org/ntsb/MIA67A0083.md): Piper PA-23 · Flagler Beach, FL · Accident · 1 fatal · Closed · Feb 4, 1967 · N2227P · Destroyed
- [NTSB FTW67A0077](https://openairdocs.org/ntsb/FTW67A0077.md): Mooney M20E · New Orleans, LA · Accident · 1 fatal · Closed · Jan 21, 1967 · N2670W · Destroyed
- [NTSB MIA67A0079](https://openairdocs.org/ntsb/MIA67A0079.md): Piper PA-23 · Accident · 3 fatal · Closed · Jan 17, 1967 · N4129P · Destroyed
- [NTSB MIA67A0078](https://openairdocs.org/ntsb/MIA67A0078.md): Beech J35 · Accident · 4 fatal · Closed · Jan 14, 1967 · N7210B · Destroyed
- [NTSB CHI67A0089](https://openairdocs.org/ntsb/CHI67A0089.md): Cessna 170 · Accident · 3 fatal · Closed · Jan 14, 1967 · N9201A · Destroyed
- [NTSB MIA67A0077](https://openairdocs.org/ntsb/MIA67A0077.md): Chase YC-122 · Hollywood (Atlantic Ocean) · Accident · 4 fatal · Closed · Jan 11, 1967 · N122E · Destroyed
- [NTSB CHI67A0086](https://openairdocs.org/ntsb/CHI67A0086.md): Globe GC-1B · Sheboygan, WI · Accident · 1 fatal · Closed · Jan 11, 1967 · N3738K · Destroyed
- [NTSB MIA67D0464](https://openairdocs.org/ntsb/MIA67D0464.md): Cessna 172 · Northport, AL · Accident · No injuries · Closed · Jan 7, 1967 · N3951L · Substantial damage
- [NTSB NYC67A0100](https://openairdocs.org/ntsb/NYC67A0100.md): Piper PA-23 · Atlantic Ocean (Atlantic Ocean) · Accident · 1 fatal · Closed · Jan 6, 1967 · N4652P · Destroyed
- [NTSB FTW67D0380](https://openairdocs.org/ntsb/FTW67D0380.md): Stinson 108 · Matamoros, Mexico · Accident · 3 fatal · Closed · Dec 31, 1966 · N6879M · Destroyed
- [NTSB OAK67A0056](https://openairdocs.org/ntsb/OAK67A0056.md): Lockheed 18 · Baja, Mexico · Accident · 10 fatal · Closed · Dec 20, 1966 · N2222B · Destroyed
- [NTSB ANC67A0045](https://openairdocs.org/ntsb/ANC67A0045.md): Piper PA-18 · Yakutat, AK · Accident · 1 fatal · Closed · Nov 10, 1966 · N1589P · Destroyed
- [NTSB LAX67F0195](https://openairdocs.org/ntsb/LAX67F0195.md): Bellanca 14-13 · Hawthorne, CA · Accident · No injuries · Closed · Nov 6, 1966 · N86943 · Substantial damage
- [NTSB LAX67F0186](https://openairdocs.org/ntsb/LAX67F0186.md): Piper PA-11 · Riverside, CA · Accident · No injuries · Closed · Oct 26, 1966 · N4712M · Substantial damage
- [NTSB ANC67A0040](https://openairdocs.org/ntsb/ANC67A0040.md): Piper PA-18 · Tyonek, AK · Accident · 2 fatal · Closed · Oct 23, 1966 · N6782B · Destroyed
- [NTSB ANC67A0036](https://openairdocs.org/ntsb/ANC67A0036.md): Piper PA-16 · Z · Accident · 1 fatal · Closed · Oct 8, 1966 · N6801K · Destroyed
- [NTSB MIA67A0038](https://openairdocs.org/ntsb/MIA67A0038.md): Piper PA-24 · Z · Accident · 2 fatal · Closed · Sep 20, 1966 · N7090P · Destroyed
- [NTSB ANC67A0030](https://openairdocs.org/ntsb/ANC67A0030.md): Stinson 108-2 · Z · Accident · 1 fatal · Closed · Sep 20, 1966 · N9293K · Destroyed
- [NTSB OAK67A0037](https://openairdocs.org/ntsb/OAK67A0037.md): Piper PA-24 · Baker, NV · Accident · 1 fatal · Closed · Sep 18, 1966 · N7926P · Destroyed
- [NTSB UNK66X0172](https://openairdocs.org/ntsb/UNK66X0172.md): Aeronca 15AC · Z, Canada · Accident · 2 fatal · Closed · Sep 10, 1966 · N1467H · Destroyed
- [NTSB CHI67A0035](https://openairdocs.org/ntsb/CHI67A0035.md): Cessna 172 · Detroit, MI · Accident · 1 fatal · Closed · Sep 3, 1966 · N6725A · Destroyed

Next page: https://openairdocs.org/ntsb-phases/990/cases.md?page=39

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 990)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/990/cases?page=38

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.