# NTSB investigations, OR: 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 2 · 54 cases

## Latest cases

- [NTSB SEA08LA072](https://openairdocs.org/ntsb/SEA08LA072.md): Wooters Lancair ES · Albany, OR · Accident · 3 fatal · Limited investigation · Final report · Feb 8, 2008 · N329BW · Substantial damage
  > The pilot-in-command's failure to maintain aircraft control while in cruise flight. Contributing to the accident were inadequate planning/decision, icing conditions, and continued flight into known icing conditions.
- [NTSB SEA04CA122](https://openairdocs.org/ntsb/SEA04CA122.md): Robinson R22 Mariner · Hillsboro, OR · Accident · Minor injuries · Data collection · Final report · Jul 5, 2004 · N856HA · Substantial damage
  > The pilot's failure to maintain aircraft control resulting in an uncontrolled descent and subsequent roll over. Low altitude flight and the pilot's encounter with settling with power were contributing factors.
- [NTSB SEA93LA001](https://openairdocs.org/ntsb/SEA93LA001.md): Hughes 269C · Hillsboro, OR · Accident · No injuries · Limited investigation · Final report · Oct 1, 1992 · N7400F · Substantial damage
  > The pilot in command's failure to maintain proper altitude during the hover. Factors contributing to the accident were the pilot in command's lack of total experience in rotorcraft and his diversion of attention while hovering.
- [NTSB SEA85LA231](https://openairdocs.org/ntsb/SEA85LA231.md): Mitchell U2 · Prineville, OR · Accident · 1 fatal · Limited investigation · Final report · Sep 30, 1985 · N58209 · Destroyed
  > Plt was on second flt in newly completed, registered ultralight. Craft had not been issued a certificate of airworthiness. After takeoff, acft was observed to circle airport, then descend out of sight behind trees. Investigation showed steeep, nosedown…
- [NTSB SEA82FA012](https://openairdocs.org/ntsb/SEA82FA012.md): Piper PA-32 · Brogan, OR · Accident · 2 fatal · Closed · Dec 12, 1981 · N4041R · Destroyed
- [NTSB SEA82FA010](https://openairdocs.org/ntsb/SEA82FA010.md): Piper PA-28 · Mill City, OR · Accident · 1 fatal · Closed · Dec 6, 1981 · N8415W · Destroyed
- [NTSB SEA81DYM15](https://openairdocs.org/ntsb/SEA81DYM15.md): Bell 206A · Mill City, OR · Accident · No injuries · Closed · Jan 7, 1981 · N90099 · Substantial damage
- [NTSB SEA80FA009](https://openairdocs.org/ntsb/SEA80FA009.md): Mooney M20C · Grass Valley, OR · Accident · 2 fatal · Closed · Nov 28, 1979 · N7090V · Destroyed
- [NTSB SEA79FYM28](https://openairdocs.org/ntsb/SEA79FYM28.md): Cessna 206G · The Dalles, OR · Accident · No injuries · Closed · Apr 22, 1979 · N756SR · Substantial damage
- [NTSB SEA79FA028](https://openairdocs.org/ntsb/SEA79FA028.md): Piper PA-28 · Brothers, OR · Accident · 2 fatal · Closed · Mar 26, 1979 · N1649H · Destroyed
- [NTSB SEA79FA014](https://openairdocs.org/ntsb/SEA79FA014.md): Bellanca 17-30 · Medford, OR · Accident · 2 fatal · Closed · Nov 19, 1978 · N7320V · Destroyed
- [NTSB SEA79FA012](https://openairdocs.org/ntsb/SEA79FA012.md): Cessna 177B · Kimberly, OR · Accident · 1 fatal · Closed · Nov 9, 1978 · N11606 · Destroyed
- [NTSB SEA78FA014](https://openairdocs.org/ntsb/SEA78FA014.md): Aero Cmdr 520 · Cheshire, OR · Accident · 7 fatal · Closed · Dec 22, 1977 · C-GHUN · Destroyed
- [NTSB SEA78FA007](https://openairdocs.org/ntsb/SEA78FA007.md): Piper PA-28 · Gales Creek, OR · Accident · 1 fatal · Closed · Nov 4, 1977 · N2710Q · Destroyed
- [NTSB SEA77FA047](https://openairdocs.org/ntsb/SEA77FA047.md): Aerostar 601P · Burns, OR · Accident · 1 fatal · Closed · Aug 12, 1977 · N9578Q · Destroyed
- [NTSB SEA77FA020](https://openairdocs.org/ntsb/SEA77FA020.md): Piper PA-24 · Eugene, OR · Accident · 2 fatal · Closed · Mar 2, 1977 · N8216P · Destroyed
- [NTSB SEA77FA005](https://openairdocs.org/ntsb/SEA77FA005.md): Cessna 172 · Pendleton, OR · Accident · 2 fatal · Closed · Nov 9, 1976 · N5789A · Destroyed
- [NTSB SEA76AS044](https://openairdocs.org/ntsb/SEA76AS044.md): Cessna 177B · Roseburg, OR · Accident · 2 fatal · Closed · Apr 21, 1976 · N10081 · Destroyed
- [NTSB SEA7KAS006](https://openairdocs.org/ntsb/SEA7KAS006.md): Cessna 195A · Lincoln City, OR · Accident · 2 fatal · Closed · Jul 28, 1975 · N1529D · Destroyed
- [NTSB SEA82FA102](https://openairdocs.org/ntsb/SEA82FA102.md): Cessna 182P · Union Creek, OR · Accident · 3 fatal · Closed · Feb 26, 1975 · N7391Q · Destroyed
- [NTSB SEA75DYI05](https://openairdocs.org/ntsb/SEA75DYI05.md): Luscombe 8A · Medford, OR · Accident · No injuries · Closed · Aug 2, 1974 · N1151B · Substantial damage
- [NTSB SEA74AS004](https://openairdocs.org/ntsb/SEA74AS004.md): Cessna 175C · Pacific City, OR · Accident · 2 fatal · Closed · Jul 24, 1973 · N8318T · Destroyed
- [NTSB SEA73AS040](https://openairdocs.org/ntsb/SEA73AS040.md): Piper PA-28R · Eugene, OR · Accident · 3 fatal · Closed · Jun 25, 1973 · N3841T · Destroyed
- [NTSB SEA73AS015](https://openairdocs.org/ntsb/SEA73AS015.md): Piper PA-28 · Bend, OR · Accident · 3 fatal · Closed · Nov 26, 1972 · N4447J · Substantial damage
- [NTSB SEA73AS004](https://openairdocs.org/ntsb/SEA73AS004.md): Piper PA-28R · Bandon, OR · Accident · 1 fatal · Closed · Aug 16, 1972 · N7504J · Destroyed
- [NTSB SEA72AS039](https://openairdocs.org/ntsb/SEA72AS039.md): Piper PA-23 · Salem, OR · Accident · 1 fatal · Closed · Mar 14, 1972 · N5600Y · Destroyed
- [NTSB SEA72FYC29](https://openairdocs.org/ntsb/SEA72FYC29.md): Aero Comdr 680-F · John Day, OR · Accident · No injuries · Closed · Mar 10, 1972 · N6280X · Substantial damage
- [NTSB SEA72AS036](https://openairdocs.org/ntsb/SEA72AS036.md): Piper PA-28R · Pendleton, OR · Accident · 2 fatal · Closed · Mar 3, 1972 · N9434N · Destroyed
- [NTSB SEA72AS022](https://openairdocs.org/ntsb/SEA72AS022.md): Beech C35 · Astoria, OR · Accident · 6 fatal · Closed · Nov 25, 1971 · N1944D · Destroyed
- [NTSB SEA71AS047](https://openairdocs.org/ntsb/SEA71AS047.md): Piper PA-32 · Meacham, OR · Accident · 5 fatal · Closed · Jun 14, 1971 · N4070W · Destroyed
- [NTSB SEA71FVQ20](https://openairdocs.org/ntsb/SEA71FVQ20.md): Luscombe 8E · Lakeview, OR · Accident · 1 fatal · Closed · Mar 26, 1971 · N1867K · Destroyed
- [NTSB SEA71AS035](https://openairdocs.org/ntsb/SEA71AS035.md): Piper PA-28 · Oakridge, OR · Accident · 3 fatal · Closed · Jan 22, 1971 · N8373R · Destroyed
- [NTSB SEA71AS030](https://openairdocs.org/ntsb/SEA71AS030.md): Mooney M20E · Amity, OR · Accident · 2 fatal · Closed · Dec 20, 1970 · N1983Y · Destroyed
- [NTSB SEA71DWA21](https://openairdocs.org/ntsb/SEA71DWA21.md): Hughes 269B · Meacham, OR · Accident · Minor injuries · Closed · Oct 4, 1970 · N9354F · Destroyed
- [NTSB SEA71AS005](https://openairdocs.org/ntsb/SEA71AS005.md): Cessna 150 · Gold Beach, OR · Accident · 2 fatal · Closed · Jul 31, 1970 · N5878G · Destroyed
- [NTSB SEA71FWA01](https://openairdocs.org/ntsb/SEA71FWA01.md): Aeronca 7GCB · Hillsboro, OR · Accident · Serious injuries · Closed · Jul 4, 1970 · N9915Y · Destroyed
- [NTSB SEA70DVQ06](https://openairdocs.org/ntsb/SEA70DVQ06.md): Aeronca 7BCM · Ashland, OR · Accident · Minor injuries · Closed · May 17, 1970 · N8362H · Destroyed
- [NTSB SEA75AS015](https://openairdocs.org/ntsb/SEA75AS015.md): Beech A35-33 · Oakridge, OR · Accident · 1 fatal · Closed · Oct 9, 1969 · N916B · Destroyed
- [NTSB SEA70A0010](https://openairdocs.org/ntsb/SEA70A0010.md): Cessna 140 · Newport, OR · Accident · 1 fatal · Closed · Aug 14, 1969 · N2225N · Destroyed
- [NTSB SEA69A0044](https://openairdocs.org/ntsb/SEA69A0044.md): Piper PA-24 · Pendleton, OR · Accident · 1 fatal · Closed · Jan 26, 1969 · N5787P · Destroyed
- [NTSB SEA69A0021](https://openairdocs.org/ntsb/SEA69A0021.md): Navion A · Sweet Home, OR · Accident · 4 fatal · Closed · Sep 14, 1968 · N8552H · Destroyed
- [NTSB SEA69A0015](https://openairdocs.org/ntsb/SEA69A0015.md): Piper PA-28 · Dorena, OR · Accident · 2 fatal · Closed · Aug 26, 1968 · N5385L · Destroyed
- [NTSB SEA69F0152](https://openairdocs.org/ntsb/SEA69F0152.md): Bensen B-8M · Midland, OR · Accident · 1 fatal · Closed · Jul 27, 1968 · NNONE · Substantial damage
- [NTSB SEA68A0048](https://openairdocs.org/ntsb/SEA68A0048.md): Piper PA-24 · Medical Spgs, OR · Accident · 1 fatal · Closed · Jan 15, 1968 · N7435P · Destroyed
- [NTSB SEA67A0062](https://openairdocs.org/ntsb/SEA67A0062.md): Cessna T210F · Lapine, OR · Accident · 4 fatal · Closed · May 9, 1967 · N6164R · Destroyed
- [NTSB SEA67A0009](https://openairdocs.org/ntsb/SEA67A0009.md): Piper PA-22 · Seaside, OR · Accident · 2 fatal · Closed · Aug 7, 1966 · N7629D · Destroyed
- [NTSB SEA66A0054](https://openairdocs.org/ntsb/SEA66A0054.md): Piper PA-16 · Sutherlin, OR · Accident · 1 fatal · Closed · May 6, 1966 · N5744H · Destroyed
- [NTSB SEA66A0043](https://openairdocs.org/ntsb/SEA66A0043.md): Cessna 175 · Bonneville, OR · Accident · 4 fatal · Closed · Feb 6, 1966 · N7067M · Destroyed
- [NTSB SEA66A0040](https://openairdocs.org/ntsb/SEA66A0040.md): Piper PA-30 · Ironside, OR · Accident · 4 fatal · Closed · Dec 29, 1965 · N7675Y · Destroyed
- [NTSB SEA65A0056](https://openairdocs.org/ntsb/SEA65A0056.md): Beechcraft S35 · Mill City, OR · Accident · 2 fatal · Closed · Apr 23, 1965 · N6825Q · Destroyed

Next page: https://openairdocs.org/ntsb-phases/650/cases.md?state=OR&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 c."eventStateOrRegion" = 'OR' AND c."eventCountry" = 'USA'
  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?state=OR

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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.