# 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 31 of 40 · 1,981 cases

## Cases, newest first

- [NTSB MKC78FA065](https://openairdocs.org/ntsb/MKC78FA065.md): Bell 47-G2 · Branson, MO · Accident · 3 fatal · Closed · Aug 18, 1978 · N939B · Destroyed
- [NTSB SEA78AM001](https://openairdocs.org/ntsb/SEA78AM001.md): Piper PA-28 · Missing Aircraft · Accident · 2 fatal · Closed · Aug 14, 1978 · N1661J · Destroyed
- [NTSB MIA79FA114](https://openairdocs.org/ntsb/MIA79FA114.md): Aero Comdr 560E · Bimini, Burkina Faso · Accident · 6 fatal · Closed · Aug 8, 1978 · N6227B · Destroyed
- [NTSB MIA78DA119](https://openairdocs.org/ntsb/MIA78DA119.md): Piper PA-31 · Missing Aircraft · Accident · 2 fatal · Closed · Jul 18, 1978 · N689WW · Destroyed
- [NTSB ANC79FA051](https://openairdocs.org/ntsb/ANC79FA051.md): Brantly B2-B · Nome, AK · Accident · 1 fatal · Closed · Jul 14, 1978 · N2281U · Substantial damage
- [NTSB MIA78DLD58](https://openairdocs.org/ntsb/MIA78DLD58.md): Cessna 337 · Mulberry, FL · Accident · Minor injuries · Closed · Jun 30, 1978 · N337AC · Substantial damage
- [NTSB MKC78FCJ20](https://openairdocs.org/ntsb/MKC78FCJ20.md): Piper PA-25 · Ashton, NE · Accident · No injuries · Closed · Jun 23, 1978 · N7241Z · Substantial damage
- [NTSB MKC78FA047](https://openairdocs.org/ntsb/MKC78FA047.md): Cessna 120 · Abilene, KS · Accident · 1 fatal · Closed · Jun 11, 1978 · N1959V · Destroyed
- [NTSB MIA79FKT53](https://openairdocs.org/ntsb/MIA79FKT53-202543.md): Piper PA-23 · Naples, FL · Accident · No injuries · Closed · Jun 6, 1978 · N5263Y · Substantial damage
- [NTSB FTW78FPM11](https://openairdocs.org/ntsb/FTW78FPM11.md): Lockheed TV-2 · Muskogee, OK · Accident · Serious injuries · Closed · May 27, 1978 · N1118U · Destroyed
- [NTSB MIA78DA117](https://openairdocs.org/ntsb/MIA78DA117.md): Beech 65 · Missing Aircraft · Accident · 2 fatal · Closed · May 26, 1978 · N809Q · Destroyed
- [NTSB MIA78DA089](https://openairdocs.org/ntsb/MIA78DA089.md): Piper PA-28 · Missing Aircraft · Accident · 4 fatal · Closed · May 19, 1978 · N47910 · Destroyed
- [NTSB MIA78DA083](https://openairdocs.org/ntsb/MIA78DA083.md): Cessna 172 · Missing Aircraft · Accident · 1 fatal · Closed · Apr 30, 1978 · N1GH · Destroyed
- [NTSB MIA78DA074](https://openairdocs.org/ntsb/MIA78DA074.md): Ted Smith 601 · Missing Aircraft · Accident · 1 fatal · Closed · Apr 27, 1978 · N555BU · Destroyed
- [NTSB ANC78DA031](https://openairdocs.org/ntsb/ANC78DA031.md): Cessna 170B · Missing Aircraft · Accident · 3 fatal · Closed · Apr 15, 1978 · N3540C · Destroyed
- [NTSB LAX78DUQ22](https://openairdocs.org/ntsb/LAX78DUQ22.md): Beech E18S · Unknown/Nr · Accident · No injuries · Closed · Apr 4, 1978 · N2067C · Substantial damage
- [NTSB MIA78DA080](https://openairdocs.org/ntsb/MIA78DA080.md): Aero Comdr 680 · Missing Aircraft · Accident · 2 fatal · Closed · Mar 25, 1978 · N128C · Destroyed
- [NTSB ANC78FA025](https://openairdocs.org/ntsb/ANC78FA025.md): Piper PA-12 · Kotzebue, AK · Accident · 1 fatal · Closed · Mar 13, 1978 · N3383M · Substantial damage
- [NTSB UNK78X0106](https://openairdocs.org/ntsb/UNK78X0106.md): Mitsubishi MU2 · Neiva, Colombia · Accident · 5 fatal · Closed · Feb 12, 1978 · N888MA · Destroyed
- [NTSB IAD78DA042](https://openairdocs.org/ntsb/IAD78DA042.md): Stinson 108 · Ocean City, MD · Accident · 1 fatal · Closed · Jan 27, 1978 · N8980K · Destroyed
- [NTSB FTW78FA025](https://openairdocs.org/ntsb/FTW78FA025.md): Bell 206B · Palacids, TX · Accident · 1 fatal · Closed · Jan 25, 1978 · N90024 · Destroyed
- [NTSB NYC78FA025](https://openairdocs.org/ntsb/NYC78FA025.md): Cessna 150 · Missing Aircraft · Accident · 1 fatal · Closed · Jan 16, 1978 · N19031 · Destroyed
- [NTSB MIA78FLG05](https://openairdocs.org/ntsb/MIA78FLG05.md): Cessna 172M · Camden, SC · Accident · Minor injuries · Closed · Jan 10, 1978 · N9634H · Destroyed
- [NTSB IAD78DA029](https://openairdocs.org/ntsb/IAD78DA029.md): Piper PA-28R · Cape Charles, VA · Accident · 2 fatal · Closed · Jan 5, 1978 · N1502X · Destroyed
- [NTSB LAX78FA018](https://openairdocs.org/ntsb/LAX78FA018.md): Beech C-23 · Mojave, CA · Accident · 4 fatal · Closed · Jan 2, 1978 · N9723L · Destroyed
- [NTSB FTW78DQD08](https://openairdocs.org/ntsb/FTW78DQD08.md): Cessna 177RG · Coyanosa, TX · Accident · 1 fatal · Closed · Dec 23, 1977 · CF-BTL · Destroyed
- [NTSB NYC78FA019](https://openairdocs.org/ntsb/NYC78FA019.md): Cessna 404 · Buffalo, NY · Accident · 1 fatal · Closed · Dec 22, 1977 · N404SA · Destroyed
- [NTSB LAX78FA014](https://openairdocs.org/ntsb/LAX78FA014.md): Bellanca 7ECA · Catalina Islnd, CA · Accident · 1 fatal · Closed · Dec 14, 1977 · N5233X · Destroyed
- [NTSB DEN78FA011](https://openairdocs.org/ntsb/DEN78FA011.md): Cessna 175 · Leadville, CO · Accident · 2 fatal · Closed · Nov 25, 1977 · N9413B · Destroyed
- [NTSB CHI78FA010](https://openairdocs.org/ntsb/CHI78FA010.md): Piper PA-28R · Ladoga, IN · Accident · 1 fatal · Closed · Nov 19, 1977 · N3095R · Destroyed
- [NTSB MKC78FCJ47](https://openairdocs.org/ntsb/MKC78FCJ47.md): Cessna 310A · Lincoln, NE · Accident · No injuries · Closed · Sep 22, 1977 · N17U · Substantial damage
- [NTSB CHI77FA072](https://openairdocs.org/ntsb/CHI77FA072.md): Cessna 177RG · Missing Aircraft · Accident · 4 fatal · Closed · Sep 17, 1977 · N7531V · Destroyed
- [NTSB NYC77FA098](https://openairdocs.org/ntsb/NYC77FA098.md): Piper PA-28R · Montauk Point, NY · Accident · 2 fatal · Closed · Sep 16, 1977 · N2375T · Destroyed
- [NTSB DEN77DQA54](https://openairdocs.org/ntsb/DEN77DQA54.md): Cessna 210E · Carrizozo, NM · Accident · No injuries · Closed · Sep 12, 1977 · N194CF · Substantial damage
- [NTSB LAX77FA072](https://openairdocs.org/ntsb/LAX77FA072.md): Cessna 182P · San Onofre, CA · Accident · 2 fatal · Closed · Sep 7, 1977 · N52477 · Destroyed
- [NTSB LAX77FUG61](https://openairdocs.org/ntsb/LAX77FUG61.md): Cessna 210F · Baker, CA · Accident · No injuries · Closed · Aug 30, 1977 · N6779R · Destroyed
- [NTSB ANC77FA077](https://openairdocs.org/ntsb/ANC77FA077.md): Bell 206-B · Deadhorse, AK · Accident · 3 fatal · Closed · Aug 20, 1977 · N59382 · Destroyed
- [NTSB OAK77DA053](https://openairdocs.org/ntsb/OAK77DA053.md): Cessna 210 · Missing Aircraft · Accident · 1 fatal · Closed · Aug 15, 1977 · N6542X · Destroyed
- [NTSB LAX77FUJ87](https://openairdocs.org/ntsb/LAX77FUJ87.md): Cessna 182 · Wellton, AZ · Accident · Serious injuries · Closed · Aug 8, 1977 · N1367S · Substantial damage
- [NTSB LAX77FUJ74](https://openairdocs.org/ntsb/LAX77FUJ74.md): Cessna 207 · Willcox, AZ · Accident · No injuries · Closed · Aug 3, 1977 · N9440G · Substantial damage
- [NTSB MIA77FA068](https://openairdocs.org/ntsb/MIA77FA068.md): Aero Cmdr 680 · Ft Lauderdale, FL · Accident · 6 fatal · Closed · Jul 16, 1977 · N6892S · Destroyed
- [NTSB CHI77FA057](https://openairdocs.org/ntsb/CHI77FA057.md): Cessna 150J · Missing Aircraft · Accident · 2 fatal · Closed · Jul 4, 1977 · N50935 · Destroyed
- [NTSB OAK77DA039](https://openairdocs.org/ntsb/OAK77DA039.md): Aero Comdr 112 · Missing Aircraft · Accident · 2 fatal · Closed · Jun 19, 1977 · N1168J · Destroyed
- [NTSB NYC77FHD15](https://openairdocs.org/ntsb/NYC77FHD15.md): Fly-Baby 1A · Oxford, PA · Accident · 1 fatal · Closed · Jun 4, 1977 · N5550 · Destroyed
- [NTSB OAKMMFJA12](https://openairdocs.org/ntsb/OAKMMFJA12.md): Rockwell 112B · Honolulu, HI · Accident · 1 fatal · Closed · May 24, 1977 · N1285J · Destroyed
- [NTSB CHI77FEK19](https://openairdocs.org/ntsb/CHI77FEK19.md): Schweizer 1-35 · Derwent, OH · Accident · 1 fatal · Closed · May 18, 1977 · N34291 · Substantial damage
- [NTSB OAK77FA031](https://openairdocs.org/ntsb/OAK77FA031.md): Cessna 150L · Gilroy, CA · Accident · 1 fatal · Closed · May 9, 1977 · N19703 · Destroyed
- [NTSB LAX77FA039](https://openairdocs.org/ntsb/LAX77FA039.md): Hiller UH-12E · Thermal, CA · Accident · 1 fatal · Closed · Apr 10, 1977 · N90465 · Destroyed
- [NTSB DEN77FA031](https://openairdocs.org/ntsb/DEN77FA031.md): Cessna 210L · Elk Mountain, WY · Accident · 2 fatal · Closed · Mar 16, 1977 · N1630X · Destroyed
- [NTSB DEN77DA031](https://openairdocs.org/ntsb/DEN77DA031.md): Cessna 210L · Missing Aircraft · Accident · 2 fatal · Closed · Mar 16, 1977 · N1630X · Destroyed

Next page: https://openairdocs.org/ntsb-phases/990/cases.md?page=32

## 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=31

---
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.