# NTSB investigations: Uncontrolled descent

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 16 of 44 · 2,192 cases

## Cases, newest first

- [NTSB FTW76AF051](https://openairdocs.org/ntsb/FTW76AF051.md): Piper PA-28R · Abernathy, TX · Accident · 1 fatal · Closed · Dec 23, 1975 · N16479 · Destroyed
- [NTSB OAK76AP034](https://openairdocs.org/ntsb/OAK76AP034.md): Navion A · Maxwell, CA · Accident · 1 fatal · Closed · Dec 21, 1975 · N91441 · Destroyed
- [NTSB MIA76AM053](https://openairdocs.org/ntsb/MIA76AM053.md): Navion B · Cross City, FL · Accident · 5 fatal · Closed · Dec 20, 1975 · N5275K · Destroyed
- [NTSB CHI76AC040](https://openairdocs.org/ntsb/CHI76AC040.md): Piper PA-30 · Monrovia, IN · Accident · 2 fatal · Closed · Dec 20, 1975 · N7785Y · Destroyed
- [NTSB ANC76AA054](https://openairdocs.org/ntsb/ANC76AA054.md): Bellanca 7GCBC · Bettles, AK · Accident · 1 fatal · Closed · Dec 18, 1975 · N5137T · Destroyed
- [NTSB ANC76AA053](https://openairdocs.org/ntsb/ANC76AA053.md): Bellanca 8GCBC · Fairbanks, AK · Accident · 1 fatal · Closed · Dec 17, 1975 · N88328 · Substantial damage
- [NTSB SEA76FYE22](https://openairdocs.org/ntsb/SEA76FYE22.md): Cessna 172 · Lummi Island, WA · Accident · Serious injuries · Closed · Dec 14, 1975 · N9613Q · Substantial damage
- [NTSB FTW76AF050](https://openairdocs.org/ntsb/FTW76AF050.md): Cessna T310Q · Lewisville, TX · Accident · 4 fatal · Closed · Dec 12, 1975 · N888DB · Destroyed
- [NTSB MIA76AM049](https://openairdocs.org/ntsb/MIA76AM049.md): Mooney M20C · Cross City, FL · Accident · 3 fatal · Closed · Dec 1, 1975 · N78974 · Destroyed
- [NTSB LAX76AL038](https://openairdocs.org/ntsb/LAX76AL038.md): Cessna 172E · Corona, CA · Accident · 1 fatal · Closed · Nov 27, 1975 · N5342T · Destroyed
- [NTSB FTW76AF046](https://openairdocs.org/ntsb/FTW76AF046.md): Beech V35A · Davenport, OK · Accident · 1 fatal · Closed · Nov 21, 1975 · N7798R · Destroyed
- [NTSB ANC76AA047](https://openairdocs.org/ntsb/ANC76AA047.md): Cessna 185 · Anchorage, AK · Accident · 3 fatal · Closed · Nov 9, 1975 · N9874X · Destroyed
- [NTSB LAX76DUM11](https://openairdocs.org/ntsb/LAX76DUM11.md): Bensen B8M · San Diego, CA · Accident · Minor injuries · Closed · Nov 8, 1975 · N4245 · Destroyed
- [NTSB MKC76AK029](https://openairdocs.org/ntsb/MKC76AK029.md): Cessna 182A · Rush Center, KS · Accident · 1 fatal · Closed · Nov 5, 1975 · N4710D · Destroyed
- [NTSB MIA76AM040](https://openairdocs.org/ntsb/MIA76AM040.md): Piper PA-28R · Lake Hamilton, FL · Accident · 3 fatal · Closed · Nov 2, 1975 · N1191X · Destroyed
- [NTSB NYC76AN047](https://openairdocs.org/ntsb/NYC76AN047.md): Stinson 108-2 · Bellows Falls, VT · Accident · 1 fatal · Closed · Oct 29, 1975 · N9464K · Destroyed
- [NTSB MIA76AM038](https://openairdocs.org/ntsb/MIA76AM038.md): Taylorcraft BC12-D · Rockledge, FL · Accident · 1 fatal · Closed · Oct 28, 1975 · N96067 · Destroyed
- [NTSB MIA76AM036](https://openairdocs.org/ntsb/MIA76AM036.md): Ted Smith 600 · Bunnell, FL · Accident · 2 fatal · Closed · Oct 28, 1975 · N90390 · Destroyed
- [NTSB LAX76AL030](https://openairdocs.org/ntsb/LAX76AL030.md): Alon A-2 · Grapevine, CA · Accident · 2 fatal · Closed · Oct 27, 1975 · N5682F · Destroyed
- [NTSB FTW76AF039](https://openairdocs.org/ntsb/FTW76AF039.md): Piper PA-22 · Edna, TX · Accident · 1 fatal · Closed · Oct 27, 1975 · N3543P · Destroyed
- [NTSB OAK76AP022](https://openairdocs.org/ntsb/OAK76AP022.md): Piper PA-24 · Santa Rita, CA · Accident · 2 fatal · Closed · Oct 26, 1975 · N8162P · Destroyed
- [NTSB OAK76AP021](https://openairdocs.org/ntsb/OAK76AP021.md): Cessna 182 · Vacaville, CA · Accident · 4 fatal · Closed · Oct 25, 1975 · N182EZ · Destroyed
- [NTSB NYC76AN045](https://openairdocs.org/ntsb/NYC76AN045.md): Piper PA-23 · Whitehouse Sta, NJ · Accident · 6 fatal · Closed · Oct 25, 1975 · N54005 · Destroyed
- [NTSB FTW76AF037](https://openairdocs.org/ntsb/FTW76AF037.md): Piper PA-17 · Fabens, TX · Accident · 1 fatal · Closed · Oct 25, 1975 · N4861H · Destroyed
- [NTSB LAX76AL027](https://openairdocs.org/ntsb/LAX76AL027.md): Cessna 172 · Rialto, CA · Accident · 2 fatal · Closed · Oct 21, 1975 · N5963A · Destroyed
- [NTSB FTW76FQG32](https://openairdocs.org/ntsb/FTW76FQG32.md): N.American P-51D · Carlsbad, TX · Accident · 2 fatal · Closed · Oct 15, 1975 · N651D · Destroyed
- [NTSB FTW76FQG31](https://openairdocs.org/ntsb/FTW76FQG31.md): N.American P-51D · Carlsbad, TX · Accident · 1 fatal · Closed · Oct 15, 1975 · CF-USA · Destroyed
- [NTSB SEA76AS020](https://openairdocs.org/ntsb/SEA76AS020.md): Piper PA-24 · Woodland, WA · Accident · 2 fatal · Closed · Oct 14, 1975 · N6680P · Destroyed
- [NTSB SEA76AS018](https://openairdocs.org/ntsb/SEA76AS018.md): Cessna 182N · Baker, MT · Accident · 2 fatal · Closed · Oct 11, 1975 · N9165G · Destroyed
- [NTSB IAD76AI023](https://openairdocs.org/ntsb/IAD76AI023.md): Piper PA-28 · Harrisburg, NC · Accident · 2 fatal · Closed · Oct 10, 1975 · N8893W · Destroyed
- [NTSB OAK76FP016](https://openairdocs.org/ntsb/OAK76FP016.md): Piper PA-28 · Livermore, CA · Accident · 2 fatal · Closed · Oct 6, 1975 · N4612R · Destroyed
- [NTSB MIA76AM030](https://openairdocs.org/ntsb/MIA76AM030.md): Piper PA-28 · Angelus, SC · Accident · 1 fatal · Closed · Sep 29, 1975 · N7484R · Destroyed
- [NTSB LAX76AL022](https://openairdocs.org/ntsb/LAX76AL022.md): Piper PA-23 · Julian, CA · Accident · 1 fatal · Closed · Sep 25, 1975 · XBHUY · Destroyed
- [NTSB ANC76AA035](https://openairdocs.org/ntsb/ANC76AA035.md): Piper PA-20 · Talkeetna, AK · Accident · 2 fatal · Closed · Sep 14, 1975 · N6965K · Destroyed
- [NTSB DEN7LAD018](https://openairdocs.org/ntsb/DEN7LAD018.md): Cessna T210L · Trinidad, CO · Accident · 2 fatal · Closed · Sep 11, 1975 · N4617Q · Destroyed
- [NTSB FTW76AF018](https://openairdocs.org/ntsb/FTW76AF018.md): Bellanca 17-31 · Larto, LA · Accident · 1 fatal · Closed · Sep 7, 1975 · N14713 · Destroyed
- [NTSB MKC7LAK016](https://openairdocs.org/ntsb/MKC7LAK016.md): Mooney M20F · Fairmont, MN · Accident · 3 fatal · Closed · Aug 31, 1975 · N7187V · Destroyed
- [NTSB MIA76AM018](https://openairdocs.org/ntsb/MIA76AM018.md): Piper PA-23 · Decatur, MS · Accident · 3 fatal · Closed · Aug 24, 1975 · N2019P · Destroyed
- [NTSB CHI76AC013](https://openairdocs.org/ntsb/CHI76AC013.md): Piper PA-32 · Chandlerville, IL · Accident · 6 fatal · Closed · Aug 14, 1975 · N3287W · Destroyed
- [NTSB ANC76AA021](https://openairdocs.org/ntsb/ANC76AA021.md): Hiller Acft UH-12E · Painter Creek, AK · Accident · 2 fatal · Closed · Aug 11, 1975 · N5379V · Destroyed
- [NTSB IAD76AI007](https://openairdocs.org/ntsb/IAD76AI007.md): Beech A35 · Mumford, AL · Accident · 2 fatal · Closed · Aug 10, 1975 · N559B · Destroyed
- [NTSB SEA76DYE07](https://openairdocs.org/ntsb/SEA76DYE07-149983.md): Hiller Acft FH1100 · Shelton, WA · Accident · No injuries · Closed · Aug 8, 1975 · N5060F · Substantial damage
- [NTSB FTW76FPG14](https://openairdocs.org/ntsb/FTW76FPG14.md): Taylorcraft BC12-D · Little Rock, AR · Accident · 1 fatal · Closed · Aug 7, 1975 · N95883 · Destroyed
- [NTSB OAK76FJA01](https://openairdocs.org/ntsb/OAK76FJA01.md): Blanik L-13 · Mokuleia Oahu, HI · Accident · Serious injuries · Closed · Aug 3, 1975 · N90847 · Destroyed
- [NTSB SEA7KAS006](https://openairdocs.org/ntsb/SEA7KAS006.md): Cessna 195A · Lincoln City, OR · Accident · 2 fatal · Closed · Jul 28, 1975 · N1529D · Destroyed
- [NTSB MKC76FTK02](https://openairdocs.org/ntsb/MKC76FTK02.md): Bell 47-G2A · Keystone, SD · Accident · Minor injuries · Closed · Jul 25, 1975 · N7578 · Substantial damage
- [NTSB MIA76AM010](https://openairdocs.org/ntsb/MIA76AM010.md): Cessna 320B · Darien, GA · Accident · 5 fatal · Closed · Jul 25, 1975 · N9854L · Destroyed
- [NTSB CHI76FEM05](https://openairdocs.org/ntsb/CHI76FEM05.md): Piper PA-36 · Munger, MI · Accident · 1 fatal · Closed · Jul 23, 1975 · N9919P · Destroyed
- [NTSB CHI76FEE08](https://openairdocs.org/ntsb/CHI76FEE08.md): Cessna 182J · Kankakee, IL · Accident · Serious injuries · Closed · Jul 23, 1975 · N139BC · Substantial damage
- [NTSB FTW76AF031](https://openairdocs.org/ntsb/FTW76AF031.md): Piper PA-32 · Bernice, LA · Accident · 2 fatal · Closed · Jul 21, 1975 · N3704W · Destroyed

Next page: https://openairdocs.org/ntsb-phases/650/cases.md?page=17

## 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 = 650)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/650/cases?page=16

---
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.