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Accident description
Last updated: 18 October 2017
Date:Thursday 6 November 1969
Type:Silhouette image of generic LJ23 model; specific model in this crash may look slightly different
Learjet 23
Operator:Mack Truck
Registration: N1021B
C/n / msn: 23-086
First flight:
Crew:Fatalities: 2 / Occupants: 2
Passengers:Fatalities: 5 / Occupants: 5
Total:Fatalities: 7 / Occupants: 7
Airplane damage: Damaged beyond repair
Location:off Racine, WI (   United States of America)
Phase: Approach (APR)
Departure airport:Benton Harbor-Ross Field, MI (BEH/KBEH), United States of America
Destination airport:Racine-Horlick Airport, WI (RAC/KRAC), United States of America
Descended below the prescribed approach path profile during a runway 22 instrument approach. The Learjet flew into Lake Michigan and broke up.

Probable Cause:

PROBABLE CAUSE: "Undetermined."

Cause undetermined
Controlled Flight Into Terrain (CFIT) - Water


Follow-up / safety actions

NTSB issued 1 Safety Recommendation

Show all AD's and Safety Recommendations


photo of Learjet 23 N1021B
Copilot Ron Stoltzfus and Pilot Pat Asher in front of N1021B
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This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Benton Harbor-Ross Field, MI to Racine-Horlick Airport, WI as the crow flies is 133 km (83 miles).

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Learjet 23

  • 104 built
  • 12th loss
  • 7th fatal accident
  • 2nd worst accident
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