# NTSB investigations, 1966: 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 1 of 3 · 119 cases

## Latest cases

- [NTSB MKC67A0039](https://openairdocs.org/ntsb/MKC67A0039.md): Mooney M20E · Hutchinson, KS · Accident · 3 fatal · Closed · Dec 30, 1966 · N79816 · Destroyed
- [NTSB OAK67A0055](https://openairdocs.org/ntsb/OAK67A0055.md): Cessna 140 · Garberville, CA · Accident · 2 fatal · Closed · Dec 29, 1966 · N89981 · Destroyed
- [NTSB LAX67D0237](https://openairdocs.org/ntsb/LAX67D0237.md): Schweizer I-26 · Torrey Pine, CA · Accident · No injuries · Closed · Dec 26, 1966 · N8608R · Destroyed
- [NTSB SEA67A0043](https://openairdocs.org/ntsb/SEA67A0043.md): Brantly B-2B · Wyola, MT · Accident · No injuries · Closed · Dec 18, 1966 · N2183U · Substantial damage
- [NTSB CHI67A0076](https://openairdocs.org/ntsb/CHI67A0076.md): Erco 415C · Pekin, IL · Accident · 2 fatal · Closed · Dec 16, 1966 · N3725H · Destroyed
- [NTSB SEA67A0041](https://openairdocs.org/ntsb/SEA67A0041.md): Cessna 150F · Ndavenport, WA · Accident · 1 fatal · Closed · Dec 6, 1966 · N8888S · Destroyed
- [NTSB FTW67A0062](https://openairdocs.org/ntsb/FTW67A0062.md): Cessna 172 · Franklin, AR · Accident · 2 fatal · Closed · Dec 6, 1966 · N1131F · Destroyed
- [NTSB CHI67A0072](https://openairdocs.org/ntsb/CHI67A0072.md): Piper PA-22 · Pataskala, OH · Accident · 1 fatal · Closed · Dec 5, 1966 · N1725P · Destroyed
- [NTSB MIA67A0064](https://openairdocs.org/ntsb/MIA67A0064.md): Piper PA-28 · St.Augustine, FL · Accident · 4 fatal · Closed · Dec 3, 1966 · N8235W · Destroyed
- [NTSB NYC67A0090](https://openairdocs.org/ntsb/NYC67A0090.md): Piper PA-23 · Copenhagen, NY · Accident · 2 fatal · Closed · Dec 2, 1966 · N512H · Destroyed
- [NTSB MIA67A0062](https://openairdocs.org/ntsb/MIA67A0062.md): Aero Comdr 680 · Spring City, TN · Accident · 1 fatal · Closed · Dec 2, 1966 · N6857S · Destroyed
- [NTSB LAX67F0251](https://openairdocs.org/ntsb/LAX67F0251.md): Cessna 210E · Blythe, CA · Accident · Serious injuries · Closed · Dec 2, 1966 · N2348F · Destroyed
- [NTSB FTW67F0370](https://openairdocs.org/ntsb/FTW67F0370.md): Beech D45 · Kingsville, TX · Accident · Serious injuries · Closed · Nov 27, 1966 · N4946C · Destroyed
- [NTSB MKC67F0319](https://openairdocs.org/ntsb/MKC67F0319.md): Piper PA-22 · Ames, IA · Accident · Serious injuries · Closed · Nov 26, 1966 · N1517P · Destroyed
- [NTSB CHI67A0070](https://openairdocs.org/ntsb/CHI67A0070.md): Aero Comdr 680F · Bangor, MI · Accident · 2 fatal · Closed · Nov 26, 1966 · N226AA · Destroyed
- [NTSB CHI67A0069](https://openairdocs.org/ntsb/CHI67A0069.md): Beech A23 · Forest, IN · Accident · 1 fatal · Closed · Nov 26, 1966 · N1439L · Destroyed
- [NTSB CHI67A0068](https://openairdocs.org/ntsb/CHI67A0068.md): Beech M35 · Rollg Meadows, IL · Accident · 1 fatal · Closed · Nov 26, 1966 · N9762R · Destroyed
- [NTSB MIA67A0060](https://openairdocs.org/ntsb/MIA67A0060.md): Cessna 172G · Davenport, FL · Accident · 1 fatal · Closed · Nov 25, 1966 · N5791R · Destroyed
- [NTSB MKC67A0036](https://openairdocs.org/ntsb/MKC67A0036.md): Cessna 172G · Elkhorn, IA · Accident · 2 fatal · Closed · Nov 23, 1966 · N4170L · Destroyed
- [NTSB DIA67A0001](https://openairdocs.org/ntsb/DIA67A0001.md): Brantly 305 · Manassas, VA · Accident · Minor injuries · Closed · Nov 23, 1966 · N2204U · Substantial damage
- [NTSB CHI67A0067](https://openairdocs.org/ntsb/CHI67A0067.md): Piper PA-28 · Madison, WI · Accident · 4 fatal · Closed · Nov 22, 1966 · N7901W · Destroyed
- [NTSB LAX67A0052](https://openairdocs.org/ntsb/LAX67A0052.md): Hughes 269A · Van Nuys, CA · Accident · Minor injuries · Closed · Nov 21, 1966 · N8751F · Substantial damage
- [NTSB ANC67D0064](https://openairdocs.org/ntsb/ANC67D0064.md): Stinson 108-1 · King Salmon, AK · Accident · No injuries · Closed · Nov 19, 1966 · N97650 · Substantial damage
- [NTSB FTW67F0349](https://openairdocs.org/ntsb/FTW67F0349.md): Cessna 170B · Angleton, TX · Accident · Serious injuries · Closed · Nov 18, 1966 · N8044A · Substantial damage
- [NTSB FTW67A0052](https://openairdocs.org/ntsb/FTW67A0052.md): Beech H35 · Bryan, TX · Accident · 3 fatal · Closed · Nov 10, 1966 · N7953D · Destroyed
- [NTSB DEN67A0032](https://openairdocs.org/ntsb/DEN67A0032.md): Cessna 182 · Lamar, CO · Accident · 1 fatal · Closed · Nov 9, 1966 · N3247S · Destroyed
- [NTSB NYC67A0077](https://openairdocs.org/ntsb/NYC67A0077.md): Beech S35 · Columbia X-Rds, PA · Accident · 3 fatal · Closed · Nov 7, 1966 · N6030F · Destroyed
- [NTSB CHI67A0060](https://openairdocs.org/ntsb/CHI67A0060.md): Beech G35 · Cadiz, KY · Accident · 4 fatal · Closed · Nov 5, 1966 · N4674D · Destroyed
- [NTSB MKC67A0033](https://openairdocs.org/ntsb/MKC67A0033.md): Cessna 172G · Venango, NE · Accident · 1 fatal · Closed · Nov 3, 1966 · N3646L · Destroyed
- [NTSB MIA67A0056](https://openairdocs.org/ntsb/MIA67A0056.md): Beech D18S · Heflin, AL · Accident · 2 fatal · Closed · Nov 2, 1966 · N411Z · Destroyed
- [NTSB NYC67A0072](https://openairdocs.org/ntsb/NYC67A0072.md): Piper PA-24 · Manchester, NH · Accident · 2 fatal · Closed · Nov 1, 1966 · N8027P · Destroyed
- [NTSB MIA67A0053](https://openairdocs.org/ntsb/MIA67A0053.md): Brantly B-2 · Prt Canaveral, FL · Accident · No injuries · Closed · Oct 28, 1966 · N5904X · Substantial damage
- [NTSB NYC67A0065](https://openairdocs.org/ntsb/NYC67A0065.md): Mooney M20C · Orange, CT · Accident · 2 fatal · Closed · Oct 23, 1966 · N6277U · Destroyed
- [NTSB MIA67A0051](https://openairdocs.org/ntsb/MIA67A0051.md): Bensen B8M · Morrisville, NC · Accident · 1 fatal · Closed · Oct 22, 1966 · N4683S · Destroyed
- [NTSB MKC67A0030](https://openairdocs.org/ntsb/MKC67A0030.md): Piper PA-24 · Muscatine, IA · Accident · 2 fatal · Closed · Oct 18, 1966 · N9108P · Destroyed
- [NTSB MKC67A0029](https://openairdocs.org/ntsb/MKC67A0029.md): Beech A23 · Fergus Falls, MN · Accident · 1 fatal · Closed · Oct 16, 1966 · N5692S · Destroyed
- [NTSB CHI67A0050](https://openairdocs.org/ntsb/CHI67A0050.md): Piper PA-32 · Dowagiac, MI · Accident · 6 fatal · Closed · Oct 9, 1966 · N3279W · Destroyed
- [NTSB LAX67A0038](https://openairdocs.org/ntsb/LAX67A0038.md): Piper PA-28 · Fontana, CA · Accident · 1 fatal · Closed · Oct 3, 1966 · N8682W · Destroyed
- [NTSB FTW67A0041](https://openairdocs.org/ntsb/FTW67A0041.md): Bell 47G-2 · Prt Mansfield, TX · Accident · No injuries · Closed · Oct 2, 1966 · N13658 · Substantial damage
- [NTSB FTW67A0040](https://openairdocs.org/ntsb/FTW67A0040.md): Cessna 172F · Hempstead, TX · Accident · 2 fatal · Closed · Sep 30, 1966 · N5306R · Destroyed
- [NTSB NYC67F0281](https://openairdocs.org/ntsb/NYC67F0281.md): Piper PA-22 · Sinclair, ME · Accident · Minor injuries · Closed · Sep 29, 1966 · N6900B · Destroyed
- [NTSB CHI67A0014](https://openairdocs.org/ntsb/CHI67A0014-201153.md): Piper PA-28 · Whitehall, OH · Accident · 1 fatal · Closed · Sep 28, 1966 · N8613W · Destroyed
- [NTSB MKC67A0022](https://openairdocs.org/ntsb/MKC67A0022.md): Aero Comdr 1121 · Nplatte, SD · Accident · 5 fatal · Closed · Sep 26, 1966 · N500JR · Destroyed
- [NTSB CHI67A0043](https://openairdocs.org/ntsb/CHI67A0043.md): Cessna 172 · Sailor Sprngs, IL · Accident · 1 fatal · Closed · Sep 25, 1966 · N5194A · Destroyed
- [NTSB ANC67A0032](https://openairdocs.org/ntsb/ANC67A0032.md): Howard DGA-15 · Afognak, AK · Accident · 5 fatal · Closed · Sep 25, 1966 · N69050 · Destroyed
- [NTSB NYC67F0251](https://openairdocs.org/ntsb/NYC67F0251.md): Aeronca 7GCA · Warwick, NJ · Accident · Minor injuries · Closed · Sep 24, 1966 · N11088 · Substantial damage
- [NTSB FTW67A0036](https://openairdocs.org/ntsb/FTW67A0036.md): Luscombe 8A · Holly Ridge, LA · Accident · 1 fatal · Closed · Sep 18, 1966 · N25380 · Destroyed
- [NTSB DEN67A0020](https://openairdocs.org/ntsb/DEN67A0020.md): Beech J35 · Watkins, CO · Accident · 2 fatal · Closed · Sep 15, 1966 · N7225B · Destroyed
- [NTSB CHI67A0026](https://openairdocs.org/ntsb/CHI67A0026.md): Piper PA-24 · New Lexingtn, OH · Accident · 2 fatal · Closed · Aug 22, 1966 · N7859P · Destroyed
- [NTSB NYC67A0036](https://openairdocs.org/ntsb/NYC67A0036.md): Beech G35 · Farmersvll Sta., NY · Accident · 2 fatal · Closed · Aug 21, 1966 · N4205D · Destroyed

Next page: https://openairdocs.org/ntsb-phases/650/cases.md?year=1966&page=2

## 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 year(c."eventDate") = 1966
  AND 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?year=1966

---
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.