# NTSB investigations, 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.

Page 23 of 65 · 3,233 cases

## Cases, newest first

- [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.
- [NTSB MKC90LA033](https://openairdocs.org/ntsb/MKC90LA033.md): Beech A24R · Richmond, MN · Accident · Minor injuries · Limited investigation · Final report · Nov 22, 1989 · N8074R · Substantial damage
  > Improper 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 MKC90FA032](https://openairdocs.org/ntsb/MKC90FA032.md): Beech 95-B55B · Lakeville, MN · Accident · No injuries · Field investigation · Final report · Nov 18, 1989 · N5678K · 2 aircraft · Substantial damage
  > Inadequate visual lookout by the pilot in command in both aircraft.
- [NTSB MKC90LA024](https://openairdocs.org/ntsb/MKC90LA024.md): Mcdonnell Douglas 369HS · Oklee, MN · Accident · Serious injuries · Limited investigation · Final report · Nov 9, 1989 · N9213F · Substantial damage
  > An undetermined power plant failure. Factors related to the accident were: the snow covered terrain, snow, and gusty wind.
- [NTSB MKC90LA021](https://openairdocs.org/ntsb/MKC90LA021.md): Bell 206L-3 · Saint Paul, MN · Accident · No injuries · Limited investigation · Final report · Nov 2, 1989 · N3174S · Substantial damage
  > Improper planning/decision by the pilot, which resulted in fuel exhaustion due to an inadequate supply of fuel. Darkness was a related factor.
- [NTSB MKC90LA018](https://openairdocs.org/ntsb/MKC90LA018.md): Pierce MP-2 · Caledonia, MN · Accident · No injuries · Limited investigation · Final report · Oct 24, 1989 · N6FP · Substantial damage
  > The pilots loss of control during recovery from bounced landing.
- [NTSB MKC90LA016](https://openairdocs.org/ntsb/MKC90LA016.md): Hughes 369HS · Ogilvie, MN · Accident · No injuries · Limited investigation · Final report · Oct 22, 1989 · N3961H · Substantial damage
  > Loss of engine power for an undetermined reason. Factors related to the accident were: the unsuitable terrain conditions in the emergency landing area.
- [NTSB MKC90LA014](https://openairdocs.org/ntsb/MKC90LA014.md): Cessna 150 · Brooten, MN · Accident · Minor injuries · Limited investigation · Final report · Oct 19, 1989 · N7047X · Substantial damage
  > The pilot's failure to use proper starting procedures and the excessive throttle setting.
- [NTSB MKC90FA005](https://openairdocs.org/ntsb/MKC90FA005.md): Piper PA-28 · Delavan, MN · Accident · 2 fatal · Field investigation · Final report · Oct 9, 1989 · N6340R · Substantial damage
  > Failure of the pilot to maintain proper altitude during a low pass, and to see-and-avoid obstructions (inadequate visual lookout). Factors related to the accident were: the pilot's ostentatious display and the obstructions (powerlines).
- [NTSB MKC89FA202](https://openairdocs.org/ntsb/MKC89FA202.md): Fokker F27 · Bemidji, MN · Accident · No injuries · Field investigation · Final report · Sep 30, 1989 · N280MA · Substantial damage
  > The pilot's failure to maintain a proper descent rate and compensate for the downdraft encountered while on short final approach.
- [NTSB MKC89FA201](https://openairdocs.org/ntsb/MKC89FA201.md): Piper PA-22-150 · St. Charles, MN · Accident · 2 fatal · Field investigation · Final report · Sep 30, 1989 · N7844D · Destroyed
  > The pilot's failure to maintain a positive rate of climb during a night takeoff. Contributing factor(s) was: an out-of-c.g airplane, takeoff with only one magneto operating; and the limited vision of the pilot.
- [NTSB MKC89LA200](https://openairdocs.org/ntsb/MKC89LA200.md): Hughes 269C · Bloomington, MN · Accident · No injuries · Limited investigation · Final report · Sep 28, 1989 · N95KS · Substantial damage
  > Failure of the engine crankshaft. The light conditions at dawn and the vehicles were considered to be contributing factors.
- [NTSB MKC89LA198](https://openairdocs.org/ntsb/MKC89LA198.md): Beech 80 · Littlefork, MN · Accident · No injuries · Limited investigation · Final report · Sep 21, 1989 · N132BA · Substantial damage
  > Total failure of the electrical system during IFR operations & the aircraft's collision with a rock fence during the subsequent gear-up precautionary landing.
- [NTSB MKC89LA183](https://openairdocs.org/ntsb/MKC89LA183.md): Cessna 172 · Barnesville, MN · Accident · Minor injuries · Limited investigation · Final report · Sep 15, 1989 · N3610L · Substantial damage
  > The pilot's failure to insure that the aircraft contained an adequate fuel supply to complete the flight.
- [NTSB MKC89LA193](https://openairdocs.org/ntsb/MKC89LA193.md): Piper PA-28-161 · Chanhassen, MN · Accident · No injuries · Limited investigation · Final report · Sep 5, 1989 · N8068C · Substantial damage
  > Engine assembly dowell pin sheared causing total powerplant failure and inadequate visual lookout by the driver of the ground vehicle.
- [NTSB MKC89FA191](https://openairdocs.org/ntsb/MKC89FA191.md): Piper PA-20 · Moose Lake, MN · Accident · 2 fatal · Field investigation · Final report · Aug 30, 1989 · N2841P · Destroyed
  > Severe corrosion of the lower forward lift strut for the right wing, inadequate inspection of the lift strut by maintenance personnel, and subsequent failure of the lift strut, which resulted in an overload failure (folding back) of the wing. Related factors…
- [NTSB MKC89LA188](https://openairdocs.org/ntsb/MKC89LA188.md): Bell 206B · Park Rapids, MN · Accident · No injuries · Limited investigation · Final report · Aug 26, 1989 · N2168S · Substantial damage
  > The pilot misjudged the clearance between the helicopter and the power line. The power line (transmission wire) was considered to be a contributing factor.
- [NTSB MKC89LA186](https://openairdocs.org/ntsb/MKC89LA186.md): Cessna 172 · Clear Lake, MN · Accident · No injuries · Limited investigation · Final report · Aug 23, 1989 · N80357 · Substantial damage
  > The pilot's improper decision in attempting to land with inadequate visual cues which precluded identification of a correct runway alignment. A suitable alternative airport was readily available.
- [NTSB MKC89LA184](https://openairdocs.org/ntsb/MKC89LA184.md): Dormoy TKD Bathtub · Carlisle, MN · Accident · Minor injuries · Limited investigation · Final report · Aug 21, 1989 · N812SS · Substantial damage
  > Failure of the mixture control cable and inadequate maintenance (repair) by the pilot. The terrain conditions were considered to be contributing factors.
- [NTSB MKC89LA181](https://openairdocs.org/ntsb/MKC89LA181.md): Bell 47G-B3 · Waseca, MN · Accident · Minor injuries · Limited investigation · Final report · Aug 15, 1989 · N8471E · Substantial damage
  > Inadequate preflight by the pilot which resulted in fuel exhaustion due to an inadequate supply of fuel. The tailwind, high obstruction (power line), and crop (beans) were contributing factors.
- [NTSB MKC89LA174](https://openairdocs.org/ntsb/MKC89LA174.md): Stinson L-5 · Minneapolis, MN · Accident · No injuries · Limited investigation · Final report · Aug 6, 1989 · N68591 · Substantial damage
  > The pilot selected the wrong runway and failed to maintain directional control. The crosswind was a contributing factor.
- [NTSB MKC89LA176](https://openairdocs.org/ntsb/MKC89LA176.md): Bell 206-B2 · Sebeka, MN · Accident · No injuries · Limited investigation · Final report · Aug 4, 1989 · N96117 · Substantial damage
  > Power plant failure due to a fracture of the first stage turbine wheel, resulting in an uncontrolled autorotation.
- [NTSB MKC89LA164](https://openairdocs.org/ntsb/MKC89LA164.md): Cessna 172 · Duluth, MN · Accident · No injuries · Limited investigation · Final report · Jul 23, 1989 · N97984 · Substantial damage
  > Aircraft control was not maintained by the pilot in command due to improper use of the aircraft flight controls.
- [NTSB MKC89LA157](https://openairdocs.org/ntsb/MKC89LA157.md): Cessna 172 · Crystal, MN · Accident · No injuries · Limited investigation · Final report · Jul 9, 1989 · N6938H · Substantial damage
  > Aircraft control was not maintained by the pilot in command, due to an improper landing flare which resulted in several bounces. The landing gear failed in overload during the bounced landing.
- [NTSB MKC89DER01](https://openairdocs.org/ntsb/MKC89DER01.md): Cessna T188C · Wannaska, MN · Accident · 1 fatal · Final report · Jul 3, 1989 · N9438J · Substantial damage
  > The pilot-in-command did not maintain airspeed, resulting in an inadvertent stall.
- [NTSB MKC89LA145](https://openairdocs.org/ntsb/MKC89LA145.md): Cessna U206 · Eveleth, MN · Accident · 1 fatal · Limited investigation · Final report · Jun 28, 1989 · N9627G · Substantial damage
  > The pilot's improper flare during the water landing. The pilot's lack of recent experience in seaplane operations and the lack of experience in the accident aircraft contributed to the accident.
- [NTSB MKC89LA140](https://openairdocs.org/ntsb/MKC89LA140.md): Cessna 188B · Grygla, MN · Accident · No injuries · Limited investigation · Final report · Jun 24, 1989 · N4724R · Substantial damage
  > Inadequate preflight planning and preparation by the pilot. Tall grass (high vegetation) at the end of the strip was a contributing factor.
- [NTSB MKC89LA143](https://openairdocs.org/ntsb/MKC89LA143.md): Cessna 172 · Sauk Rapids, MN · Accident · No injuries · Limited investigation · Final report · Jun 22, 1989 · N3814S · Substantial damage
  > Failure of the pilot to properly secure the oil cap when he serviced the aircraft and oil starvation. Contributing factors were the terrain conditions.
- [NTSB MKC89LA141](https://openairdocs.org/ntsb/MKC89LA141.md): Piper PA-23-250 · Bemidji, MN · Accident · No injuries · Limited investigation · Final report · Jun 21, 1989 · N6513Y · Substantial damage
  > The continued approach and landing by the pilot in known adverse weather. Contributing factors were the weather conditions and the ditch.
- [NTSB MKC89LA139](https://openairdocs.org/ntsb/MKC89LA139.md): Cessna A185F · Int'L Falls, MN · Accident · No injuries · Limited investigation · Final report · Jun 19, 1989 · N7310H · Substantial damage
  > The pilot's inability to maintain aircraft control after encountering a strong gust of wind during the landing flare/touchdown.

Next page: https://openairdocs.org/ntsb.md?state=MN&page=24

## 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 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?page=23&state=MN

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