# NTSB investigations, 1990, CA 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 7 · 318 cases ## Latest cases - [NTSB LAX91LA060](https://openairdocs.org/ntsb/LAX91LA060.md): Cessna 172N · Yucca Valley, CA · Accident · Minor injuries · Limited investigation · Final report · Dec 26, 1990 · N5258D · Substantial damage > The pilot's improper use of the flaps. Contributing to this accident was the loss of control during tailwind landing, and his tailwind and the pilot's inadequate inflight planning. - [NTSB LAX91LA062](https://openairdocs.org/ntsb/LAX91LA062.md): Cessna 182E · Imperial, CA · Accident · Serious injuries · Limited investigation · Final report · Dec 22, 1990 · N3320Y · Destroyed > Fuel exhaustion. - [NTSB LAX91LA056](https://openairdocs.org/ntsb/LAX91LA056.md): Cessna 152 · Livermore, CA · Accident · No injuries · Limited investigation · Final report · Dec 17, 1990 · N4722P · Substantial damage > The student pilots failure to maintain directional control during the landing. A factor in the accident was his lack of total experience. - [NTSB LAX91LA055](https://openairdocs.org/ntsb/LAX91LA055.md): Cessna 150G · Fresno, CA · Accident · 1 fatal · Limited investigation · Final report · Dec 14, 1990 · N4651X · Destroyed > The pilots intentional flight into known adverse weather conditions and his failure to maintain control of the aircraft. Factors in the accident were: the foggy weather conditions; spatial disorientation; and the pilot's over confidence in his own personal… - [NTSB LAX91LA051](https://openairdocs.org/ntsb/LAX91LA051.md): Ercoupe 415-C · Madera, CA · Accident · Minor injuries · Limited investigation · Final report · Dec 9, 1990 · N3080H · Substantial damage > Engine failure due to a plugged vent line, affecting the ability of the system to transfer fuel to the main tank. - [NTSB LAX91FA052](https://openairdocs.org/ntsb/LAX91FA052.md): de Havilland DHC-6-100 · Perris Valley, CA · Accident · Minor injuries · Field investigation · Final report · Dec 9, 1990 · N121PM · Substantial damage > A loss of power on the left engine due to a fatigue failure of a compressor turbine blade leading to further compressor blade damage; a worn power turbine governor throttle cam assembly which led to loss of power on the right engine; and inadequate… - [NTSB LAX91LA050](https://openairdocs.org/ntsb/LAX91LA050.md): Cessna 172M · Big Bear City, CA · Accident · Minor injuries · Limited investigation · Final report · Dec 4, 1990 · N12943 · Substantial damage > The pilot's failure to maintain adequate airspeed during takeoff and his incorrect use of full flaps. Factors related to the high density altitude condition and to the pilot's abrupt airplane handling techniques. - [NTSB LAX91LA047](https://openairdocs.org/ntsb/LAX91LA047.md): Balloon Works Firefly 8-24 · Poway, CA · Accident · Serious injuries · Limited investigation · Final report · Nov 26, 1990 · N7113U · Minor damage > The pilot's failure to obtain a proper touchdown point. Contributing factors which related to the basket's tipping over were the pilot's misjudging the wind direction and the wind's relative high speed. - [NTSB LAX91LA042](https://openairdocs.org/ntsb/LAX91LA042.md): Piper PA-28-161 · Livermore, CA · Accident · Serious injuries · Limited investigation · Final report · Nov 26, 1990 · N2601X · Destroyed > Inadvertent flight by the pilot into instrument meteorological conditions (IMC), and her failure to maintain adequate altitude and/or clearance from mountainous terrain. The adverse weather and terrain conditions were related factors. - [NTSB LAX91FA044](https://openairdocs.org/ntsb/LAX91FA044.md): Cessna T210-F · Fontana, CA · Accident · 1 fatal · Field investigation · Final report · Nov 26, 1990 · N6775R · Destroyed > The pilot-in-command's decision to continue flight into known adverse weather conditions during the hours of darkness in mountainous terrain. - [NTSB LAX91LA046](https://openairdocs.org/ntsb/LAX91LA046.md): Cessna T303A · Santa Ana, CA · Accident · No injuries · Limited investigation · Final report · Nov 24, 1990 · N2290C · Substantial damage > The pilot's misjudging the distance between the airplane and hangar. - [NTSB LAX91FA037](https://openairdocs.org/ntsb/LAX91FA037.md): Robinson R22Beta · Simi Valley, CA · Accident · 1 fatal · Field investigation · Final report · Nov 24, 1990 · N80783 · Destroyed > A divergence of the main rotor from its normal plane of rotation for an undetermined reason, which resulted in rotor contact to the tailboom and cockpit. - [NTSB LAX91FA036](https://openairdocs.org/ntsb/LAX91FA036.md): Beech 95-A55 · Woodland, CA · Accident · 2 fatal · Field investigation · Final report · Nov 22, 1990 · N1594S · Destroyed > The pilot's misjudgement of his altitude to assure terrain clearance during a night visual approach. Contributing factors were the dark night, unlit terrain, the pilot's lack of recent night time, the pilot's lack of familiarity with the airport, and an… - [NTSB LAX91LA035](https://openairdocs.org/ntsb/LAX91LA035.md): Cessna 210M · Fallbrook, CA · Accident · Serious injuries · Limited investigation · Final report · Nov 20, 1990 · N9139M · Destroyed > The failure of the number 5 cylinder piston connecting rod due to bending and subsequent fatigue fracture. Contributing to the accident was the improper starting procedure accomplished by an unidentified person which resulted in excessive fuel in the cylinder… - [NTSB LAX91LA032](https://openairdocs.org/ntsb/LAX91LA032.md): Cessna 172RG · San Clemente, CA · Accident · 1 fatal · Limited investigation · Final report · Nov 17, 1990 · N5257V · Destroyed > The pilots selection of improper cruise altitude while operating under a low overcast on a dark night. A factor in the accident was fatigue and lack of sleep. - [NTSB LAX91LA029](https://openairdocs.org/ntsb/LAX91LA029.md): Cessna 150F · San Diego, CA · Accident · No injuries · Limited investigation · Final report · Nov 14, 1990 · N8247S · Substantial damage > The failure of the student pilot to maintain an adequate airspeed while maneuvering in the traffic pattern; maintain control of the aircraft and the inadvertent stall mush. A factor in the accident was the pilot's limited total expereince. - [NTSB LAX91LA027](https://openairdocs.org/ntsb/LAX91LA027.md): Cessna 177A · Dana Point, CA · Accident · Minor injuries · Limited investigation · Final report · Nov 11, 1990 · N30438 · Substantial damage > The pilot's improper fuel consumption calculations. - [NTSB LAX91TL#02](https://openairdocs.org/ntsb/LAX91TL%2302.md): McDonnell Douglas 369E · Llano, CA · Accident · Minor injuries · Class 3 · Final report · Nov 10, 1990 · N234RF · Substantial damage - [NTSB LAX91LA026](https://openairdocs.org/ntsb/LAX91LA026.md): Robinson R-22B · Paso Robles, CA · Accident · No injuries · Limited investigation · Final report · Nov 10, 1990 · N26610 · Substantial damage > The pilot's delay in taking appropriate remedial action. A factor in the accident was the flight's encounter with a tailwind during the termination phase of the auto rotation. - [NTSB LAX91LA025](https://openairdocs.org/ntsb/LAX91LA025.md): Cessna 182Q · Pacoima, CA · Accident · Serious injuries · Limited investigation · Final report · Nov 10, 1990 · N759ED · Destroyed > An engine failure for undetermined reasons. - [NTSB LAX91TL#01](https://openairdocs.org/ntsb/LAX91TL%2301.md): McDonnell Douglas 369E · Los Alamitos, CA · Accident · No injuries · Class 3 · Final report · Nov 6, 1990 · N241JH · Substantial damage - [NTSB LAX91LA023](https://openairdocs.org/ntsb/LAX91LA023.md): Cessna 150G · Columbia, CA · Accident · No injuries · Limited investigation · Final report · Nov 3, 1990 · N4687X · Substantial damage > Poor planning which resulted in fuel exhaustion. - [NTSB LAX91FA020](https://openairdocs.org/ntsb/LAX91FA020.md): Grumman AA-1B · Solana Beach, CA · Accident · 2 fatal · Field investigation · Final report · Nov 1, 1990 · N9956L · Destroyed > The inadvertent stall/spin. Factors in the accident were: the pilot's decision to allow the reporter passenger to fly the aircraft in a critical flight situation, his decision to allow the aircraft to descend to an altitude too low to allow for contingencies,… - [NTSB LAX91LA019](https://openairdocs.org/ntsb/LAX91LA019.md): Cessna 172M · Torrance, CA · Accident · No injuries · Limited investigation · Final report · Oct 30, 1990 · N9592V · Substantial damage > The student pilot failed to properly flare the airplane, made an improper recovery from the subsequent bounced landing. Contributing to this accident was the student pilot's total lack of experience and his improper use of the rudder. - [NTSB LAX91FA022](https://openairdocs.org/ntsb/LAX91FA022.md): Piper PA-22-108 · Oceanside, CA · Accident · 3 fatal · Field investigation · Final report · Oct 29, 1990 · N5052Z · Destroyed > The pilot initiating an instrument flight without operating air/ground communications equipment, and his failure to maintain adequate terrain clearance after apparently deciding to return to the airport. Factors contributing to the accident were inoperative… - [NTSB LAX91GA016](https://openairdocs.org/ntsb/LAX91GA016.md): McDonnell Douglas 369E · Compton, CA · Accident · No injuries · Final report · Oct 24, 1990 · N451DS · 2 aircraft · Substantial damage > Inadequate visual lookout by the pilots of both aircraft, which resulted in a failure of each to see-and-avoid conflicting traffic. Factors related to the accident were: darkness, failure of the pilot of air 28 (N48HR) to use his transponder near the tca, and… - [NTSB LAX91FA012](https://openairdocs.org/ntsb/LAX91FA012.md): Cessna 172M · Goleta, CA · Accident · 1 fatal · Field investigation · Final report · Oct 22, 1990 · N13670 · Destroyed > The pilot's failure to maintain proper glidepath while on final approach. A contributing factor was sunglare. - [NTSB LAX91LA018](https://openairdocs.org/ntsb/LAX91LA018.md): Cessna 150H · San Carlos, CA · Accident · No injuries · Limited investigation · Final report · Oct 21, 1990 · N22863 · Substantial damage > The pilot's failure to maintain clearance between his aircraft and a hanger while taxiing. The failure of airport maintenance personnel to maintain taxiway markings was a factor in the accident. - [NTSB LAX91LA015](https://openairdocs.org/ntsb/LAX91LA015.md): Cessna 172L · Placerville, CA · Accident · No injuries · Limited investigation · Final report · Oct 20, 1990 · N7815G · Substantial damage > The failure of the pilot to maintain directional control of the aircraft during the landing roll. - [NTSB LAX91LA014](https://openairdocs.org/ntsb/LAX91LA014.md): Cessna 150E · S. Lake Tahoe, CA · Accident · No injuries · Limited investigation · Final report · Oct 19, 1990 · N6203R · Substantial damage > The pilot's failure to ensure adequate clearance was available when he attempted to taxi pass a parked vehicle. - [NTSB LAX91DUM02](https://openairdocs.org/ntsb/LAX91DUM02.md): Ayres S2RT-T34 · El Centro, CA · Accident · Serious injuries · Final report · Oct 17, 1990 · N4001M · Destroyed > Collision with a ground object after the pilot successfully made a night time emergency landing after experiencing an engine power interruption for undetermined reasons. - [NTSB LAX91LA010](https://openairdocs.org/ntsb/LAX91LA010.md): Cessna 172 · San Carlos, CA · Accident · No injuries · Limited investigation · Final report · Oct 16, 1990 · N73403 · Substantial damage > The pilot's visual lookout was inadequate. - [NTSB LAX91LA011](https://openairdocs.org/ntsb/LAX91LA011.md): Beech C35 · Independence, CA · Accident · No injuries · Limited investigation · Final report · Oct 13, 1990 · N789D · Substantial damage > The pilot's failure to attain an altitude adequate to avoid colliding with ojbects during takeoff. - [NTSB LAX91LA009](https://openairdocs.org/ntsb/LAX91LA009.md): Piper PA-28-140 · Agua Dulce, CA · Accident · Serious injuries · Limited investigation · Final report · Oct 13, 1990 · N5809U · Substantial damage > A failure of the pilot to perform preflight planning. - [NTSB LAX91LA024](https://openairdocs.org/ntsb/LAX91LA024.md): Cessna 152 · Watsonville, CA · Accident · No injuries · Limited investigation · Final report · Oct 12, 1990 · N24815 · 2 aircraft · Substantial damage > The failure of the pilots of both aircraft to see and avoid the other. - [NTSB LAX91LA008](https://openairdocs.org/ntsb/LAX91LA008.md): Bell 47G4 · Merced, CA · Accident · Serious injuries · Limited investigation · Final report · Oct 11, 1990 · N477JM · Destroyed > Loss of engine power for an undetermined reason. - [NTSB LAX91DUM01](https://openairdocs.org/ntsb/LAX91DUM01.md): Piper PA28-140 · El Cajon, CA · Accident · 1 fatal · Final report · Oct 11, 1990 · N6147J · Destroyed > The pilot's failure to maintain flying speed. Contributing to the accident was an engine power loss for undetermined reasons. - [NTSB LAX91LA006](https://openairdocs.org/ntsb/LAX91LA006.md): Cessna 150 · Riverside, CA · Accident · No injuries · Limited investigation · Final report · Oct 10, 1990 · N68350 · Substantial damage > The pilot misjudged the airplane's altitude and the improper bounced landing recovery procedure. Contributing to this accident was the student pilot's total lack of expereince. - [NTSB LAX91FA005](https://openairdocs.org/ntsb/LAX91FA005.md): Piper PA-28-235 · Redlands, CA · Accident · 2 fatal · Field investigation · Final report · Oct 10, 1990 · N8876W · Destroyed > A total loss of engine power due to fuel starvation as a result of a fuel system leak of an undetermined origin. - [NTSB LAX91LA004](https://openairdocs.org/ntsb/LAX91LA004.md): Mooney M20K · Rio Linda, CA · Accident · 1 fatal · Limited investigation · Final report · Oct 8, 1990 · N252YD · Substantial damage > The airplane's ground collision with an unauthorized person who was located on the active runway. A contributing factor was related to the nighttime (light) condition which limited the pilot's ability to see the person prior to the impact. - [NTSB LAX91LA007](https://openairdocs.org/ntsb/LAX91LA007.md): Cessna 182M · Bakersfield, CA · Accident · No injuries · Limited investigation · Final report · Oct 7, 1990 · N70892 · Substantial damage > The pilot failed to properly recover from the bounced landing. Contributing to the accident was the pilot's lack of familiarity with the airplane. - [NTSB LAX91LA003](https://openairdocs.org/ntsb/LAX91LA003.md): Cessna 210 · Riverside, CA · Accident · 1 fatal · Limited investigation · Final report · Oct 6, 1990 · N9466T · Destroyed > Impairment of the pilot from use of drugs (cocaine), and his failure to maintain clearance (or altitude) from the mountain. Factors related to the accident were: darkness and the pilot's psychological condtion (depression). - [NTSB LAX91DVW01](https://openairdocs.org/ntsb/LAX91DVW01.md): Melton MMI · Death Valley, CA · Accident · Serious injuries · Final report · Oct 4, 1990 · N3934 · Substantial damage > The pilot's inaccurate calculation of fuel consumption and his decision to continue the flight with a malfunctioning fuel quantity indicator. - [NTSB LAX90DUQ02](https://openairdocs.org/ntsb/LAX90DUQ02.md): Folland Gnat T-1 · Mojave, CA · Accident · 1 fatal · Final report · Sep 30, 1990 · N1CW · Destroyed > The pilots failure to correct a descent during a low level aerobactics. - [NTSB LAX90DUG11](https://openairdocs.org/ntsb/LAX90DUG11.md): Volksplane WE-1 · El Mirage, CA · Accident · Serious injuries · Final report · Sep 30, 1990 · N91RR · Substantial damage > The pilot's failure to maintain airspeed. - [NTSB LAX90LA340](https://openairdocs.org/ntsb/LAX90LA340.md): Balloon Works Firefly 9 · Vacaville, CA · Accident · Serious injuries · Limited investigation · Final report · Sep 29, 1990 · N90902 · No damage > The Balloon's encounter with a sudden increase in wind speed accompained by a strong down draft beyond the compensation capability of the Balloon. - [NTSB LAX90LA330](https://openairdocs.org/ntsb/LAX90LA330.md): Republic RC3 · Lakeport, CA · Accident · No injuries · Limited investigation · Final report · Sep 29, 1990 · N114N · Substantial damage > The pilot's failure to maintain control of the aircraft while high-speed water taxiing. The excessive taxi speed is considered a factor in the accident. - [NTSB LAX90FA336](https://openairdocs.org/ntsb/LAX90FA336.md): Lockheed PV-2 · Lakeport, CA · Accident · 8 fatal · Field investigation · Final report · Sep 29, 1990 · N7250C · Destroyed > The pilot-in-command's failure to maintain airspeed during a pull-up from a low pass. Factors which contributed to the accident were: the pilot's poor judgement in buzzing the seaplanes which resulted in insufficient altitude to recover from the stall, and… - [NTSB LAX90DVA13](https://openairdocs.org/ntsb/LAX90DVA13.md): Blaise Midget Mustang · Kernville, CA · Accident · Serious injuries · Final report · Sep 27, 1990 · N7148B · Destroyed > The pilot's failure to maintain an airspeed sufficient to sustain flight during landing. A factor was the pilot's lack of expereince in this aircraft. - [NTSB LAX90DUG10](https://openairdocs.org/ntsb/LAX90DUG10.md): ELY Thorp T-18 · Claremont, CA · Accident · 2 fatal · Final report · Sep 25, 1990 · N9JE · Substantial damage > A loss of control for undetermined reason(s). Next page: https://openairdocs.org/ntsb.md?year=1990&state=CA&page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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") = 1990 AND c."eventStateOrRegion" = 'CA' AND c."eventCountry" = 'USA' ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?state=CA&year=1990 --- 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.