# 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 40 of 44 · 2,192 cases

## Cases, newest first

- [NTSB CHI66A0078](https://openairdocs.org/ntsb/CHI66A0078.md): Navion L-17B · Aroma Park, IL · Accident · 3 fatal · Closed · Mar 24, 1966 · N6076V · Destroyed
- [NTSB DEN66A0068](https://openairdocs.org/ntsb/DEN66A0068.md): Aero Comdr 680 · Meeker, CO · Accident · 6 fatal · Closed · Mar 20, 1966 · N94T · Destroyed
- [NTSB NYC66A0102](https://openairdocs.org/ntsb/NYC66A0102.md): Piper PA-28 · Falls Creek, PA · Accident · 2 fatal · Closed · Mar 18, 1966 · N8181W · Destroyed
- [NTSB SEA66D0256](https://openairdocs.org/ntsb/SEA66D0256.md): Cessna 120 · Gardiner, WA · Accident · No injuries · Closed · Mar 17, 1966 · N3177N · Destroyed
- [NTSB LAX66A0069](https://openairdocs.org/ntsb/LAX66A0069.md): Boeing D75A-1 · El Centro, CA · Accident · 1 fatal · Closed · Mar 10, 1966 · N50756 · Destroyed
- [NTSB MKC66A0046](https://openairdocs.org/ntsb/MKC66A0046.md): Cessna 150E · Buffalo, MN · Accident · 2 fatal · Closed · Feb 27, 1966 · N3065J · Destroyed
- [NTSB MKC66A0045](https://openairdocs.org/ntsb/MKC66A0045.md): Cessna 150B · Emporia, KS · Accident · 2 fatal · Closed · Feb 27, 1966 · N1253Y · Destroyed
- [NTSB MIA66A0094](https://openairdocs.org/ntsb/MIA66A0094.md): Bell 47G-2 · Immokalee, FL · Accident · 1 fatal · Closed · Feb 26, 1966 · N6761D · Substantial damage
- [NTSB NYC66A0088](https://openairdocs.org/ntsb/NYC66A0088.md): Piper PA-24 · Monticello, ME · Accident · 1 fatal · Closed · Feb 11, 1966 · N8514P · Destroyed
- [NTSB LAX66A0063](https://openairdocs.org/ntsb/LAX66A0063.md): Piper PA-24 · Santa Ysabel, CA · Accident · 2 fatal · Closed · Feb 10, 1966 · N6829P · Destroyed
- [NTSB SEA66A0043](https://openairdocs.org/ntsb/SEA66A0043.md): Cessna 175 · Bonneville, OR · Accident · 4 fatal · Closed · Feb 6, 1966 · N7067M · Destroyed
- [NTSB DEN66D0244](https://openairdocs.org/ntsb/DEN66D0244.md): Cessna 170B · Leadville, CO · Accident · Serious injuries · Closed · Feb 6, 1966 · N3507C · Destroyed
- [NTSB OAK66A0031](https://openairdocs.org/ntsb/OAK66A0031.md): Cessna 172F · Livermore, CA · Accident · 2 fatal · Closed · Feb 4, 1966 · N8184U · Destroyed
- [NTSB CHI66A0065](https://openairdocs.org/ntsb/CHI66A0065.md): Beech A23 · Findlay, OH · Accident · 2 fatal · Closed · Feb 3, 1966 · N3510R · Destroyed
- [NTSB LAX66A0057](https://openairdocs.org/ntsb/LAX66A0057.md): Beech D35 · Reno, NV · Accident · 4 fatal · Closed · Jan 19, 1966 · N2974B · Destroyed
- [NTSB LAX66F0213](https://openairdocs.org/ntsb/LAX66F0213.md): Beech F35 · Tujunga, CA · Accident · Serious injuries · Closed · Jan 15, 1966 · N3392C · Destroyed
- [NTSB DEN66A0056](https://openairdocs.org/ntsb/DEN66A0056.md): Piper PA-24 · Elbert, CO · Accident · 2 fatal · Closed · Jan 15, 1966 · N8223P · Destroyed
- [NTSB DEN66A0055](https://openairdocs.org/ntsb/DEN66A0055.md): Cessna 172D · Placitas, NM · Accident · 1 fatal · Closed · Jan 15, 1966 · N8559X · Destroyed
- [NTSB FTW66A0064](https://openairdocs.org/ntsb/FTW66A0064.md): Beech 35-B33 · Mirando City, TX · Accident · 2 fatal · Closed · Jan 13, 1966 · N9515Y · Destroyed
- [NTSB MKC66A0036](https://openairdocs.org/ntsb/MKC66A0036.md): Cessna T-210F · Mayfield, KS · Accident · 2 fatal · Closed · Jan 4, 1966 · N6708R · Destroyed
- [NTSB MIA66A0078](https://openairdocs.org/ntsb/MIA66A0078.md): Piper PA-24 · Taylorsville, NC · Accident · 1 fatal · Closed · Jan 2, 1966 · N7872P · Destroyed
- [NTSB FTW66D0495](https://openairdocs.org/ntsb/FTW66D0495.md): Cessna P206 · Edinburg, TX · Accident · No injuries · Closed · Jan 2, 1966 · N2593X · Substantial damage
- [NTSB SEA66A0040](https://openairdocs.org/ntsb/SEA66A0040.md): Piper PA-30 · Ironside, OR · Accident · 4 fatal · Closed · Dec 29, 1965 · N7675Y · Destroyed
- [NTSB MKC66A0035](https://openairdocs.org/ntsb/MKC66A0035.md): Mooney M-20C · Timber Lake, SD · Accident · 1 fatal · Closed · Dec 22, 1965 · N7880V · Destroyed
- [NTSB MIA66A0066](https://openairdocs.org/ntsb/MIA66A0066.md): Cessna 172B · Oneonta, AL · Accident · 1 fatal · Closed · Dec 12, 1965 · N7543X · Destroyed
- [NTSB CHI66F0521](https://openairdocs.org/ntsb/CHI66F0521.md): Cessna 172D · Walworth, WI · Accident · Serious injuries · Closed · Dec 10, 1965 · N2085Y · Destroyed
- [NTSB MKC66A0034](https://openairdocs.org/ntsb/MKC66A0034.md): Piper PA-22 · Burr, NE · Accident · 1 fatal · Closed · Dec 9, 1965 · N9584D · Destroyed
- [NTSB OAK66A0025](https://openairdocs.org/ntsb/OAK66A0025.md): Cessna 182 · Stock, CA · Accident · 1 fatal · Closed · Dec 1, 1965 · N2430R · Destroyed
- [NTSB MIA66F0336](https://openairdocs.org/ntsb/MIA66F0336.md): Ercoupe 415-C · Winchester, TN · Accident · No injuries · Closed · Nov 28, 1965 · N3084H · Substantial damage
- [NTSB LAX66A0043](https://openairdocs.org/ntsb/LAX66A0043.md): Piper PA-24 · Oceanside, CA · Accident · 4 fatal · Closed · Nov 24, 1965 · N6873P · Destroyed
- [NTSB DEN66A0042](https://openairdocs.org/ntsb/DEN66A0042.md): Piper PA-22 · Quartzsite, AZ · Accident · 2 fatal · Closed · Nov 24, 1965 · N2924P · Destroyed
- [NTSB DEN66A0039](https://openairdocs.org/ntsb/DEN66A0039.md): Cessna 210 · Payson, AZ · Accident · 2 fatal · Closed · Nov 24, 1965 · N9633X · Destroyed
- [NTSB DEN66A0034](https://openairdocs.org/ntsb/DEN66A0034.md): Cessna 182E · Santa Fe, NM · Accident · 3 fatal · Closed · Nov 20, 1965 · N3081Y · Destroyed
- [NTSB FTW66A0047](https://openairdocs.org/ntsb/FTW66A0047.md): Cessna 150F · Holly Grove, AR · Accident · 1 fatal · Closed · Nov 19, 1965 · N3503L · Destroyed
- [NTSB LAX66A0041](https://openairdocs.org/ntsb/LAX66A0041.md): Lear Jet 23 · Palm Springs, CA · Accident · 8 fatal · Closed · Nov 14, 1965 · N243F · Destroyed
- [NTSB MIA66A0056](https://openairdocs.org/ntsb/MIA66A0056.md): Stinson 108-3 · Lawndale, NC · Accident · 3 fatal · Closed · Nov 11, 1965 · N6733M · Destroyed
- [NTSB FTW66A0045](https://openairdocs.org/ntsb/FTW66A0045.md): Cessna 210 · Ft Stockton, TX · Accident · 2 fatal · Closed · Nov 8, 1965 · N6671X · Destroyed
- [NTSB MKC66A0030](https://openairdocs.org/ntsb/MKC66A0030.md): Universal GC-1B · Council Bluffs, IA · Accident · 2 fatal · Closed · Nov 6, 1965 · N3832K · Destroyed
- [NTSB FTW66A0041](https://openairdocs.org/ntsb/FTW66A0041.md): Cessna 182H · Moore, OK · Accident · 2 fatal · Closed · Nov 5, 1965 · N1850X · Destroyed
- [NTSB FTW66A0040](https://openairdocs.org/ntsb/FTW66A0040.md): Beech 95-55 · Lawton, OK · Accident · 2 fatal · Closed · Nov 3, 1965 · N1344Z · Destroyed
- [NTSB CHI66A0041](https://openairdocs.org/ntsb/CHI66A0041.md): Lear Jet 23 · Jackson, MI · Accident · 2 fatal · Closed · Oct 21, 1965 · N804LJ · Destroyed
- [NTSB MKC66A0028](https://openairdocs.org/ntsb/MKC66A0028.md): Piper PA-28 · Fairfax, MN · Accident · 1 fatal · Closed · Oct 19, 1965 · N7619W · Destroyed
- [NTSB MKC66A0027](https://openairdocs.org/ntsb/MKC66A0027.md): Cessna 310C · Highmore S, SD · Accident · 5 fatal · Closed · Oct 18, 1965 · N1802H · Destroyed
- [NTSB CHI66A0038](https://openairdocs.org/ntsb/CHI66A0038.md): Cessna 310F · Minocqua, WI · Accident · 2 fatal · Closed · Oct 17, 1965 · N188RT · Destroyed
- [NTSB CHI66F0377](https://openairdocs.org/ntsb/CHI66F0377.md): Piper J3C-65 · Saline, MI · Accident · 1 fatal · Closed · Oct 16, 1965 · N30575 · Destroyed
- [NTSB OAK66A0019](https://openairdocs.org/ntsb/OAK66A0019.md): Cessna 310 · Burson, CA · Accident · 5 fatal · Closed · Oct 14, 1965 · N3697D · Destroyed
- [NTSB NYC66F0341](https://openairdocs.org/ntsb/NYC66F0341.md): Taylorcraft DCO · East Berkshire, VT · Accident · No injuries · Closed · Oct 14, 1965 · N46444 · Substantial damage
- [NTSB DEN66A0027](https://openairdocs.org/ntsb/DEN66A0027.md): Cessna 150E · Newton, IA · Accident · 1 fatal · Closed · Oct 14, 1965 · N8883S · Destroyed
- [NTSB ANC66A0017](https://openairdocs.org/ntsb/ANC66A0017.md): Piper PA-22S · Ketchikan, AK · Accident · 1 fatal · Closed · Oct 14, 1965 · N7110D · Destroyed
- [NTSB FTW66A0035](https://openairdocs.org/ntsb/FTW66A0035.md): Cessna 182B · Tulsa, OK · Accident · 1 fatal · Closed · Oct 7, 1965 · N2300G · Destroyed

Next page: https://openairdocs.org/ntsb-phases/650/cases.md?page=41

## 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=40

---
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.