No fatalities

Forced Landing After Engine Power Loss During VFR Cross-Country Flight (N9431D)

Hawley, MN, US

On June 19, 1991, a Cessna 172RG (registration N9431D) operated by Crystal Shampock, Inc. was involved in an aviation accident near Hawley, MN. No fatalities were reported. Investigators recorded the probable cause as: INATTENTIVENESS OF BOTH THE FLIGHT INSTRUCTOR AND THE STUDENT PILOT, AND FAILURE TO USE CARBURETOR HEAT. A FACTOR RELATED TO THE ACCIDENT IS THE UNSUITABLE TERRAIN ENCOUNTERED DURING THE FORCED LANDING. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-09-03Data APIEditorial standards

A student pilot and certified flight instructor made a forced landing in a field after the engine lost power during descent. The aircraft struck a ditch during the landing roll. The engine ran normally after removal from the field.

Incident Overview A private rated student pilot and a certified flight instructor were conducting a visual flight rules (VFR) cross-country flight when the engine lost power approximately four minutes after the student pilot began a descent from a cruising altitude of 6,500 feet. The incident occurred about twenty miles from the intended destination. A forced landing was executed in a field. During the landing roll, the aircraft struck a ditch that separated the field in which the pilot landed from an adjacent field. After the aircraft was removed from the field, the engine was started and ran without any problems. ## Environmental Conditions The weather conditions at the time were favorable for carburetor icing, with a temperature of 72 degrees Fahrenheit and a dew point of 53 degrees Fahrenheit.

Frequently asked questions

What happened in the 19 Jun 1991 Cessna 172RG accident near Hawley, MN?

A student pilot and certified flight instructor made a forced landing in a field after the engine lost power during descent. The aircraft struck a ditch during the landing roll. The engine ran normally after removal from the field.

Were there any fatalities in the 19 Jun 1991 Cessna 172RG accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 19 Jun 1991 involved a Cessna 172RG, registration N9431D, operated by Crystal Shampock, Inc., at Hawley, MN.

What was the probable cause of the accident?

INATTENTIVENESS OF BOTH THE FLIGHT INSTRUCTOR AND THE STUDENT PILOT, AND FAILURE TO USE CARBURETOR HEAT. A FACTOR RELATED TO THE ACCIDENT IS THE UNSUITABLE TERRAIN ENCOUNTERED DURING THE FORCED LANDING.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X17228. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.