# NTSB investigations, 1990, MN

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.

## Latest cases

- [NTSB CHI91LA057](https://openairdocs.org/ntsb/CHI91LA057.md): Cessna 172M · Austin, MN · Accident · No injuries · Limited investigation · Final report · Dec 13, 1990 · N1489U · Substantial damage
  > The pilot-in-command (student)'s failure to properly evaluate and compensate for gusty wind condiitons and to maintain directional of the aircraft during initial climb. Contributing was the student pilot's lack of total experience and wind gusts.
- [NTSB CHI91LA027](https://openairdocs.org/ntsb/CHI91LA027.md): Piper PA-23-250 · Lindstrom, MN · Accident · No injuries · Limited investigation · Final report · Nov 14, 1990 · N653AA · Substantial damage
  > Left engine failure for an undetermined reason. A factor related to the accident was: unsuitable terrain.
- [NTSB CHI91LA009](https://openairdocs.org/ntsb/CHI91LA009.md): Cessna 152 · Crookston, MN · Accident · No injuries · Limited investigation · Final report · Oct 14, 1990 · N7385W · Substantial damage
  > A poorly planned approach, and failure to take remedial action by the pilot.
- [NTSB CHI91LA004](https://openairdocs.org/ntsb/CHI91LA004.md): Beech E-18 · Minneapolis, MN · Accident · No injuries · Limited investigation · Final report · Oct 5, 1990 · N703M · Substantial damage
  > Failure of the pilot-in-command to maintain directional control of the aircraft during landing roll.
- [NTSB CHI91DER01](https://openairdocs.org/ntsb/CHI91DER01.md): Cessna 206 · South St. Paul, MN · Accident · Minor injuries · Final report · Oct 4, 1990 · N35889 · Substantial damage
  > The inadvertent deployment of the drag parachute. Related factors are the pilot's improper remedial action, habit interference, and the reduced aircraft controllability.
- [NTSB CHI90LA271](https://openairdocs.org/ntsb/CHI90LA271.md): Cessna 152 · Lakeville, MN · Accident · No injuries · Limited investigation · Final report · Sep 23, 1990 · N89038 · Substantial damage
  > The pilot in command attempting to force the airplane onto the runway.
- [NTSB CHI90LA260](https://openairdocs.org/ntsb/CHI90LA260.md): Cessna 152 · Garrison, MN · Accident · No injuries · Limited investigation · Final report · Sep 9, 1990 · N714TR · Substantial damage
  > Inadequate inspection of the aircraft.
- [NTSB CHI90FA252](https://openairdocs.org/ntsb/CHI90FA252.md): Cessna 172N · Pine City, MN · Accident · 1 fatal · Field investigation · Final report · Sep 2, 1990 · N733CH · Destroyed
  > The pilot's misjudgement of the fuel supply, and his failure to maintain adequate airspeed. A factor was the pilot's lack of experience in the make and model of aircraft.
- [NTSB CHI90FA250](https://openairdocs.org/ntsb/CHI90FA250.md): Beech A23A · St Paul, MN · Accident · 1 fatal · Field investigation · Final report · Aug 30, 1990 · N8871M · Substantial damage
  > Improper planning/decision by the pilot, which resulted in fuel exhaustion, due to an inadequate supply of fuel, and failure of the pilot to maintain adequate airspeed, which resulted in an inadvertent stall/spin.
- [NTSB CHI90LA247](https://openairdocs.org/ntsb/CHI90LA247.md): Piper PA-28-181 · Fridley, MN · Accident · No injuries · Limited investigation · Final report · Aug 29, 1990 · N2842D · Substantial damage
  > Engine failure due to fuel exhaustion because of fuel consumption calculations mis-judged by the pilot in command. Contributing factors were unsuitable terrain and a railroad sign.
- [NTSB CHI90LA230](https://openairdocs.org/ntsb/CHI90LA230.md): Cessna 150H · Hawley, MN · Accident · Minor injuries · Limited investigation · Final report · Aug 14, 1990 · N22128 · Substantial damage
  > The failure of the PIC to retain control of the airplane during the landing sequence.
- [NTSB CHI90LA227](https://openairdocs.org/ntsb/CHI90LA227.md): Beech BE 95 · Faribault, MN · Accident · Minor injuries · Limited investigation · Final report · Aug 12, 1990 · N9906R · Substantial damage
  > The pilot's improper inflight decision and his improper execution of the chosen emergency procedure.
- [NTSB CHI90DER05](https://openairdocs.org/ntsb/CHI90DER05.md): Piper PA-25-235 · Ulen, MN · Accident · Serious injuries · Final report · Aug 6, 1990 · N82521 · Substantial damage
  > The pilot-in-command's failure to maintain control of the aircraft to avoid the inadvertent entry into a stall/spin at low altitude which resulted in impact with the terrain.
- [NTSB CHI90DER04](https://openairdocs.org/ntsb/CHI90DER04.md): BD 4- Francisco BD-4 · Rosemount, MN · Accident · Minor injuries · Final report · Jul 31, 1990 · N853BF · Substantial damage
  > Failure of the manufacturer (amateur built) to design fuel system adequately to prevent vapor lock in fuel line.
- [NTSB CHI90DER03](https://openairdocs.org/ntsb/CHI90DER03.md): Bell 47G3B1 · Coon Rapids, MN · Accident · No injuries · Final report · Jul 31, 1990 · N4990H · Substantial damage
  > The pilot-in-command's inaccurate fuel consumption calculations and misjudgement of his fuel supply.
- [NTSB CHI90LA184](https://openairdocs.org/ntsb/CHI90LA184.md): Cessna 172 · Graceton, MN · Accident · Minor injuries · Limited investigation · Final report · Jul 19, 1990 · N7895G · Substantial damage
  > Vso airspeed not maintained and stall encountered by the pilot in command/cfi.
- [NTSB CHI90LA183](https://openairdocs.org/ntsb/CHI90LA183.md): Cessna 180 · Orr, MN · Accident · No injuries · Limited investigation · Final report · Jul 19, 1990 · N2134Z · Substantial damage
  > The pilot's failure to perform fuel consumption calculations which resulted in fuel exhaustion and subsequent loss of engine power. Factor was rough/uneven terrain.
- [NTSB CHI90DER02](https://openairdocs.org/ntsb/CHI90DER02.md): North American P-51D · Mayer, MN · Accident · 2 fatal · Final report · Jul 18, 1990 · N512ED · Destroyed
  > Undetermined
- [NTSB CHI90LA188](https://openairdocs.org/ntsb/CHI90LA188.md): Cessna 150 · Moorhead, MN · Accident · No injuries · Limited investigation · Final report · Jul 16, 1990 · N9873J · Substantial damage
  > The pilot's poor in-flight planning and fuel system monitoring, and his failure to maintain directional control during the subsequent forced landing.
- [NTSB CHI90LA186](https://openairdocs.org/ntsb/CHI90LA186.md): Cessna 152 II · Grand Marais, MN · Accident · Minor injuries · Limited investigation · Final report · Jul 14, 1990 · N21LA · Substantial damage
  > Undetermined partial loss of engine power during the initial climbout. A factor was the lack of suitable terrain for a forced landing.
- [NTSB CHI90FA185](https://openairdocs.org/ntsb/CHI90FA185.md): Piper PA-28-140 · Grand Marais, MN · Accident · 3 fatal · Field investigation · Final report · Jul 14, 1990 · N6146W · Destroyed
  > Poor judgement of the pilot due to his impairment from consumption of alcohol, and his failure to maintain control of the aircraft. A factor related to the accident was: pilot fatigue due to lack of sleep.
- [NTSB MKC90LA138](https://openairdocs.org/ntsb/MKC90LA138.md): Hiller 12-E · Watson, MN · Accident · No injuries · Limited investigation · Final report · Jun 26, 1990 · N62397 · Substantial damage
  > Pilot misjudged his flare and collided with the terrain.
- [NTSB MKC90LA135](https://openairdocs.org/ntsb/MKC90LA135.md): Callair A-9 · Barrett, MN · Accident · No injuries · Limited investigation · Final report · Jun 22, 1990 · N9621Z · Substantial damage
  > Inadequate visual outlook and a delayed pull-up by the pilot in command.
- [NTSB MKC90LA133](https://openairdocs.org/ntsb/MKC90LA133.md): Cessna 182 · Cottage Grove, MN · Accident · Minor injuries · Limited investigation · Final report · Jun 18, 1990 · N9977E · Substantial damage
  > Fuel exhaustion and remedial action not performed by the pilot in command.
- [NTSB MKC90LA121](https://openairdocs.org/ntsb/MKC90LA121.md): Aeronca 7AC · Deer River, MN · Accident · No injuries · Limited investigation · Final report · Jun 9, 1990 · N83555 · Destroyed
  > Airspeed not maintained and stall/spin encountered by the pilot in command.
- [NTSB MKC90LA116](https://openairdocs.org/ntsb/MKC90LA116.md): Rollins-Bowers FLY Baby 1A · Bemidji, MN · Accident · 1 fatal · Limited investigation · Final report · May 29, 1990 · N3204 · Substantial damage
  > The wing attachment bolts were not installed resulting in inflight wing separation.
- [NTSB MKC90LA105](https://openairdocs.org/ntsb/MKC90LA105.md): Piper PA-28R · Starbuck, MN · Accident · No injuries · Limited investigation · Final report · May 7, 1990 · N1633H · Substantial damage
  > Compensation for wind conditions were misjudged and aircraft control was not maintained by the pilot in command.
- [NTSB MKC90LA093](https://openairdocs.org/ntsb/MKC90LA093.md): Lake LA-4-200 · Eden Prairie, MN · Accident · No injuries · Limited investigation · Final report · Apr 23, 1990 · N9309N · Substantial damage
  > Collision with animal, factors in the accident were light condition, dusk, and remedial action was not possible.
- [NTSB MKC90LA088](https://openairdocs.org/ntsb/MKC90LA088.md): Bell 47 · Oakdale, MN · Accident · Serious injuries · Limited investigation · Final report · Apr 18, 1990 · N5120B · Substantial damage
  > A slipping rotor drive clutch assembly due to improper maintenance by company personnel. Contributing factors were static wires in the path.
- [NTSB MKC90LA089](https://openairdocs.org/ntsb/MKC90LA089.md): Cessna 150 · Two Harbors, MN · Accident · Minor injuries · Limited investigation · Final report · Apr 17, 1990 · N4020J · Substantial damage
  > Pilot factor in that he failed to maintain flying speed.
- [NTSB MKC90LA086](https://openairdocs.org/ntsb/MKC90LA086.md): Cessna 210 · Eden Prairie, MN · Accident · Minor injuries · Limited investigation · Final report · Apr 16, 1990 · N6182R · Substantial damage
  > Directional control was not maintained by the pilot in command.
- [NTSB MKC90LA077](https://openairdocs.org/ntsb/MKC90LA077.md): Bellanca 8KCAB · Minneapolis, MN · Accident · No injuries · Limited investigation · Final report · Mar 30, 1990 · N12KD · Substantial damage
  > Failure of the pilot to maintain directional control of the aircraft during the landing. The failed (flat) right main tire was a related factor.
- [NTSB MKC90LA071](https://openairdocs.org/ntsb/MKC90LA071.md): Cessna 185 · Minneapolis, MN · Accident · No injuries · Limited investigation · Final report · Mar 20, 1990 · N4944E · Substantial damage
  > Aircraft control not maintained by the pilot in command. His lack of experience in the type of aircraft was a factor.
- [NTSB CHI90LA093](https://openairdocs.org/ntsb/CHI90LA093.md): Cessna 150H · Grygla, MN · Accident · No injuries · Limited investigation · Final report · Mar 4, 1990 · N22923 · Substantial damage
  > The pilot's inadequate preflight preparation/planning, and subsequent fuel exhaustion due to an inadequate supply of fuel. The light condition at dusk, icy terrain (road) and tree were related factors.
- [NTSB CHI90LA092](https://openairdocs.org/ntsb/CHI90LA092.md): Piper PA-28-140 · Brainerd, MN · Accident · No injuries · Limited investigation · Final report · Mar 3, 1990 · N3967K · Substantial damage
  > The failure of the pilot to maintain proper alignment with the runway.
- [NTSB MKC90FA057](https://openairdocs.org/ntsb/MKC90FA057.md): Beech B36TC · Inver Grove Hgt, MN · Accident · 1 fatal · Field investigation · Final report · Mar 1, 1990 · N3077G · Substantial damage
  > Premature lift-off by the pilot, while taking off with a heavy gross weight in unfavorable winds, and the pilot's failure to attain/maintain adequate airspeed, which resulted in an inadvertent stall/mush.
- [NTSB MKC90LA056](https://openairdocs.org/ntsb/MKC90LA056.md): Piper PA-22 · Ely, MN · Accident · No injuries · Limited investigation · Final report · Feb 20, 1990 · N4859A · Substantial damage
  > Improper planning/decision by the pilot. A factor related to the accident was: the strong/gusty crosswind condition.
- [NTSB MKC90LA054](https://openairdocs.org/ntsb/MKC90LA054.md): Cessna 152 · Crane Lake, MN · Accident · No injuries · Limited investigation · Final report · Feb 19, 1990 · N67366 · Substantial damage
  > Failure of the connecting rod assembly. Factors related to the accident were: terrain conditions in the emergency landing area.
- [NTSB MKC90LA052](https://openairdocs.org/ntsb/MKC90LA052.md): Cessna 150 · Clear Lake, MN · Accident · No injuries · Limited investigation · Final report · Feb 9, 1990 · N7359G · Substantial damage
  > Failure of the pilot to maintain proper alignment with the runway, his delay in initiating a go-around, and his premature raising of the flaps. Factors related to the accident were the adverse wind conditions and the tree.
- [NTSB MKC90LA046](https://openairdocs.org/ntsb/MKC90LA046.md): Cessna 150 · York, MN · Accident · No injuries · Limited investigation · Final report · Jan 13, 1990 · N152HB · Substantial damage
  > Powerplant failure due to undetermined causes.
- [NTSB MKC90LA043](https://openairdocs.org/ntsb/MKC90LA043.md): Cessna 172 · St Cloud, MN · Accident · No injuries · Limited investigation · Final report · Jan 7, 1990 · N97984 · Substantial damage
  > Inadequate visual outlook by the pilot and his failure to maintain clearance from the light pole. The location of the pole was considered to be a related factor.
- [NTSB MKC90LA041](https://openairdocs.org/ntsb/MKC90LA041.md): Mancini Rotorway Exec · Mountain Iron, MN · Accident · No injuries · Limited investigation · Final report · Jan 7, 1990 · N4463N · Substantial damage
  > Failure of the non-certificated pilot to maintain adequate altitude, while maneuvering the helicopter. The pilot's lack of experience and proper certification (qualification) were related factors.

## 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" = 'MN' AND c."eventCountry" = 'USA'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?state=MN&year=1990

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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.