NTSB investigations, 1989
590 cases where the phase of flight was Enroute.
Cases per year
| 1962 | 18 |
|---|---|
| 1963 | 28 |
| 1964 | 703 |
| 1965 | 750 |
| 1966 | 856 |
| 1967 | 893 |
| 1968 | 881 |
| 1969 | 995 |
| 1970 | 996 |
| 1971 | 941 |
| 1972 | 894 |
| 1973 | 935 |
| 1974 | 968 |
| 1975 | 977 |
| 1976 | 927 |
| 1977 | 936 |
| 1978 | 1,018 |
| 1979 | 968 |
| 1980 | 873 |
| 1981 | 881 |
| 1982 | 786 |
| 1983 | 734 |
| 1984 | 747 |
| 1985 | 704 |
| 1986 | 693 |
| 1987 | 616 |
| 1988 | 656 |
| 1989 | 590 |
| 1990 | 548 |
| 1991 | 574 |
| 1992 | 542 |
| 1993 | 533 |
| 1994 | 498 |
| 1995 | 506 |
| 1996 | 511 |
| 1997 | 466 |
| 1998 | 467 |
| 1999 | 452 |
| 2000 | 451 |
| 2001 | 396 |
| 2002 | 407 |
| 2003 | 415 |
| 2004 | 380 |
| 2005 | 390 |
| 2006 | 325 |
| 2007 | 353 |
| 2008 | 256 |
| 2009 | 309 |
| 2010 | 269 |
| 2011 | 287 |
| 2012 | 309 |
| 2013 | 280 |
| 2014 | 258 |
| 2015 | 295 |
| 2016 | 324 |
| 2017 | 275 |
| 2018 | 340 |
| 2019 | 348 |
| 2020 | 248 |
| 2021 | 323 |
| 2022 | 312 |
| 2023 | 322 |
| 2024 | 368 |
| 2025 | 348 |
| 2026 | 234 |
Where
Latest cases
Query with SQL
duckdb -csv -c "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\") = 1989
AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 400)
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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") = 1989
AND c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 400)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB LAX90FA061Accident · Minor injuriesField investigationFinal reportBoeing 737-204 · Tucson, AZFailure of the operator's maintenance personnel to detect an electrical wire which had chafed against a hydraulic line and which eventually arced causing a leak in the hydraulic line and subsequent fire and hydraulic system failure. In addition, previous wear…NTSB MIA90FA046Accident · 1 fatalField investigationFinal reportCessna 172N · Meridian, MSIn flight loss of control by the pilot while flying in instrument meteorological conditions. Contributing factor(s) was: the pilot's apprehension toward instrument flying and the adverse weather conditions that existed at the time.NTSB DEN90LA037Accident · Serious injuriesLimited investigationFinal reportBeech 35 · Tularosa, NMThe pilot's VFR flight into instrument meteorological conditions (IMC), and his failure to see and avoid the road sign during the precautionary landing. The adverse weather was a realted factor.NTSB ATL90LA047Accident · Serious injuriesLimited investigationFinal reportMorrisey 2150A · Winston Salem, NCA blocked fuel vent line, which prevented normal fuel flow to the engine and subsequent loss of power.NTSB CHI90FA055Accident · 3 fatalField investigationFinal reportBeech A24R · Merrill, WIFlight into known adverse weather by the pilot, and structural/wing ice. Factors related to the accident were: the icing conditions and trees in the area of the accident.NTSB MIA90LA042Accident · 1 fatalLimited investigationFinal reportBoeing 727-225B · Miami, FLFatal injury to a stowaway due to asphyxia and hypothermia.NTSB LAX90LA057Accident · Minor injuriesLimited investigationFinal reportBeech 33 · Gorman, CAThe malfunctioning propeller governor, and the pilot's misjudgement of altitude and distance of the approach path during an emergency landing. Factors contributing to the accident were: the power lines across the approach path to the runway and the…NTSB CHI90LA054Accident · No injuriesLimited investigationFinal reportBeech V35B · North Canton, OHContinued flight by the pilot into known adverse weather conditions, and his delay in diverting to an alternate airport, which resulted in accumulation of airframe icing. Factors related to the accident were: the adverse weather and runway/terrain conditions.NTSB NYC90FA041Accident · 3 fatalField investigationFinal reportCessna 172N · Washington Twp, NJThe failure of the pilot to properly pre-flight plan and execute the VFR flight. Factor's related to the accident were: the pilot's inexperience; no visual cues (lights) due to dark night conditions; the pilot's disregard of the weather briefing.NTSB CHI90LA047Accident · No injuriesLimited investigationFinal reportCessna 210 · New Phila, OHThe pilot's failure to drain all of the trapped water from the fuel system prior to flight. Factors related to the accident were: the unfavorable wind condition and trees in the emergency landing area.NTSB MIA90LA040Accident · No injuriesLimited investigationFinal reportMooney M20 · Fort Lauderdale, FLPartial loss of engine power for an unknown reason.NTSB SEA90FA027Accident · 2 fatalField investigationFinal reportCessna 172N · Nordland, WAUndetermined.NTSB NYC90FA040Accident · 1 fatalField investigationFinal reportPiper PA-60-602P · Frenchtown, NJThe inadequate maintenance and inspection of the turbocharger tailpipe exhaust stack on the right engine by the mechanic(s). The failure of the tailpipe permitted heat from the exhaust to weaken the main spar of the right wing resulting in a catastrophic…NTSB CHI90LA048Accident · No injuriesLimited investigationFinal reportCessna 310Q · Grand Rapids, MIThe undetermined engine compartment fire during the initial climbout. A factor was the failure of the pilot to shut off the fuel supply to the engine.NTSB LAX90LA054Accident · No injuriesLimited investigationFinal reportPiper PA-18-150 · Bumble Bee, AZThe failure of the student pilot to apply carburetor heat in a timely manner. Contributing to the accident were the carburetor icing conditions and the desert terrain.NTSB CHI90LA046Accident · Minor injuriesLimited investigationFinal reportCessna 150M · Lacrosse, WIThe student pilot's improper pre-flight planning/preparation, which did not include a plan to refuel the aircraft as necessary. The student pilot's lack of total experience contributed to this accident, as did the cfi's inadequate supervision of the student.NTSB ATL90LA041Accident · No injuriesLimited investigationFinal reportBeech A36 · Nashville, NCA loss of engine power for undetermined reasons. A factor related to the accident was the ditch the airplane contacted.NTSB SEA90FA030Accident · 1 fatalField investigationFinal reportCrawford-Gordon Thorp T-18 · Austin, NVAn improper major alteration performed by the pilot. As a result of this modification, the propeller failed in flight.NTSB NYC90FA039Accident · 6 fatalField investigationFinal reportPiper PA-31-350 · Cairo Township, NYThe pilot's decision to fly into the known adverse weather and his failure to select an altitude that would provide terrain clearance. Factors were: the adverse weather and the pilot's disregard for the forecasted conditions.NTSB MIA90IA039Incident · No injuriesIncident investigationFinal reportBoeing 727 · Ormond Beach, FLFailure of the pilot in command in the Beech 300 to comply with an ATC clearance in a timely manner, while diverting his attention, and failure of the ATC controller to assure that IFR separation was maintained.NTSB ANC90FA020Accident · No injuriesField investigationFinal reportBoeing 747-400 · Anchorage, AKInadvertent encounter with volcanic ash cloud, which resulted in damage from foreign material (foreign object) and subsequent compressor stalling of all engines. A factor related to the accident was: the lack of available information about the ash cloud to…NTSB CHI90DEV01Accident · Minor injuriesFinal reportCessna 210D · Jerseyville, ILA total loss of engine power for an undetermined reason. A factor in the accident was the rough uneven terrain in the forced landing area.NTSB NYC90FA038Accident · No injuriesField investigationFinal reportBoeing 727-31 · Newark, NJThermal distress of the first stage turbine blades of the nuber one engine causing a degradation of material properties which resulted in blade fractures. The reason for the thermal distress was not determined.NTSB LAX90LA050Accident · No injuriesLimited investigationFinal reportHughes 369HS · Waimea, HIThe improper installation of the pc tube by company maintenance personnel, which resulted in fatigue failure of the tube due to induced bending stresses.NTSB SEA90FA028Accident · 2 fatalField investigationFinal reportCessna 210-5 (205) · Rainier, WAContinued flight by the pilot into known adverse weather conditions, and his failure to maintain sufficient altitude/clearance from wooded mountainous terrain. Factors related to the accident were: darkness and the weather/terrain conditions.NTSB MIA90LA037Accident · 1 fatalLimited investigationFinal reportCessna 172 · Atlantic Ocean (Atlantic Ocean)The engine seized from oil starvation (lack of oil or oil pressure), which resulted in the aircraft being ditched at sea.NTSB LAX90LA049Accident · No injuriesLimited investigationFinal reportCessna 150D · Inyokern, CAThe pilot's failure to use carburetor heat when climatic conditions were conducive to the formation of carburetor ice.NTSB ATL90LA037Accident · No injuriesLimited investigationFinal reportBeech A36 · Charlotte, NCThe failure of the airplane engine due to fuel exhaustion over terrain unsuitable for the forced landing.NTSB DEN90LA029Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Grand Forks, NDFailure of the CFI to utilize carburetor heat prior to the induction icing and power loss. Contributing to the accident was the cfi's continued VFR flight into known and forecast instrument meteorological conditions.NTSB NYC90LA035Accident · No injuriesLimited investigationFinal reportBeech B-23 · Tinton Falls, NJPrecautionary landing in unsuitable terrain following a partial power loss due to a failed exhaust valve.NTSB FTW90DRA01Accident · Minor injuriesFinal reportCessna A188B · Muldoon, TXA total power loss due to water contamination in the fuel. A factor was the pilot's inadequate preflight inspection.NTSB DEN90FA027Accident · Serious injuriesField investigationFinal reportPiper PA-46P-350 · Des Moines, IALoss of engine power for undetermined reason(s). The light conditions (dusk) and trees in in the emergency landing area were considered to be contributing factors.NTSB MIA90FA031Accident · 2 fatalField investigationFinal reportCessna 170A · Rogersville, TNContinued flight into instrument meteorological conditions by a non-instrument rated pilot resulting in spatial disorientation and a loss of aircraft control. Factors contributing to the accident were: the pilot's overconfidence in his ability to fly in…NTSB FTW90LA035Accident · Minor injuriesLimited investigationFinal reportBeech V35 · Crosbyton, TXImproper overhaul of the aircraft engine by maintenance personnel that led to the complete loss of engine oil due to an undertorqued oil cooler assembly. Factors in the accident were the failure of maintenance personnel to detect the condition during the…NTSB FTW90DPJ02Accident · 1 fatalFinal reportLogan, B.A. Windrose · Norman, OKThe inadvertent stall and the pilot's improper emergency recovery procedures. A factor was the power loss for undetermined reasons.NTSB DEN90LA025Accident · Serious injuriesLimited investigationFinal reportPiper PA-28 · Steamboat Spgs, COContinued VFR flight by the pilot into instrument meteorological conditions (IMC) and his delay in diverting or reversing course. The terrain, weather conditions, wing ice, and trees were considered to be contributing factors.NTSB ATL90FA031Accident · 2 fatalField investigationFinal reportPiper PA-24-250 · Helen, GAThe pilot's failure to properly preflight and plan en route refueling stops. The airplane collided with trees during the emergency descent.NTSB FTW90FA031Accident · 3 fatalField investigationFinal reportCessna 210E · Matagorda 526The separation of the propeller system for unknown reasons. Contributing to the severity of the injuries was the pilot's failure to assure that a raft and/or lifevests were on the airplane during the overwater portion of the flight.NTSB CHI90DET01Accident · No injuriesFinal reportPiper PA-24-250 · Decatur, INThe pilot's misjudgement of the fuel supply, inaccurate fuel consumption calculations, and his improper in-flight planning/decision, which resulted in fuel exhaustion. The lack of suitable terrain for an emergency landing was a related factor.NTSB MKC90LA036Accident · No injuriesLimited investigationFinal reportBurdette Cuby PA-11 · Ashland, KSAn undetermined problem with the fuel system, which resulted in a loss of engine power, and operation of the aircraft by the pilot with the known deficiency. The uneven (terraced) terrain was a contributing factor.NTSB MKC90LA033Accident · Minor injuriesLimited investigationFinal reportBeech A24R · Richmond, MNImproper use of the fuel tank selector by the pilot and his improper use of emergency procedures, which resulted in fuel starvation after a fuel tank had emptied. Contributing factors were: inoperative fuel quantity gauges, pilot's operation with known…NTSB DEN90LA026Accident · Minor injuriesLimited investigationFinal reportCessna T210L · Gillette, WYForced landing in unsuitable terrain as a result of an engine crankshaft failure at low level cruise flight.NTSB CHI90FA029Accident · 3 fatalField investigationFinal reportPiper PA-28-235 · Monroe Center, ILIn-flight fire initiated by an inadequately installed wiring harness and propagated by an existing fuel leak which was not repaired.NTSB SEA90LA020Accident · Minor injuriesLimited investigationFinal reportCessna 172 · Bremerton, WAFuel exhaustion and inadequate preflight planning.NTSB SEA90LA018Accident · No injuriesLimited investigationFinal reportCessna 140 · Amboy, WALoss of engine power due to carburetor icing.NTSB MKC90FA032Accident · No injuriesField investigationFinal reportBeech 95-B55B · Lakeville, MNInadequate visual lookout by the pilot in command in both aircraft.NTSB MIA90LA029Accident · No injuriesLimited investigationFinal reportBeech 58 · Fernandina Bch, FLFailure of the pilot to perform the emergency gear extension procedure to assure that the gear was down and locked. Factors related to the accident were: low oil pressure in the right eng, failure of both voltage regulators, and the low level of charge in the…NTSB CHI90LA039Accident · No injuriesLimited investigationFinal reportBeech V35B · Momence, ILGradual total failure of the powerplant due to oil exhaustion during a night cross country operation, and the subsequent gear-up forced landing on a frozen field.NTSB ATL90LA028Accident · Minor injuriesLimited investigationFinal reportMooney M20E · Georgetown, SCThe student pilot's failure to maintain directional control during landing. A factor was the student's lack of recent experience.NTSB FTW90FA033Accident · 2 fatalField investigationFinal reportCessna 182P · Slidell, LAThe pilot's initiation of the flight into known adverse weather conditions which resulted in spatial disorientation and his failure to maintain sufficient altitude over the water. Factors were: darkness and the adverse weather conditions that prevailed.