No fatalities

CESSNA 177A accident at Farlinville, KS, 20 Feb 2025

Farlinville, KS, United States

On February 20, 2025, a CESSNA 177A operated by EAGLE SKY PATROL INC was involved in an aviation accident near Farlinville, KS. No fatalities were reported. Investigators recorded the probable cause as: A loss of engine power that resulted from fuel contamination when it was treated with a 70% isopropyl alcohol solution (antiseptic) that contained water. Contributing to the accident were vague fuel treatment instructions provided by the operator. This summary draws on records from NTSB; 14 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

Probable cause

A loss of engine power that resulted from fuel contamination when it was treated with a 70% isopropyl alcohol solution (antiseptic) that contained water. Contributing to the accident were vague fuel treatment instructions provided by the operator.

— NTSB Determination

Contributing factors

Incorrect service/maintenanceOperatorPilotFluid condition

Frequently asked questions

What happened in the 20 Feb 2025 CESSNA 177A accident near Farlinville, KS?

A loss of engine power that resulted from fuel contamination when it was treated with a 70% isopropyl alcohol solution (antiseptic) that contained water. Contributing to the accident were vague fuel treatment instructions provided by the operator.

Were there any fatalities in the 20 Feb 2025 CESSNA 177A accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 20 Feb 2025 involved a CESSNA 177A, operated by EAGLE SKY PATROL INC, at Farlinville, KS.

What was the probable cause of the accident?

A loss of engine power that resulted from fuel contamination when it was treated with a 70% isopropyl alcohol solution (antiseptic) that contained water. Contributing to the accident were vague fuel treatment instructions provided by the operator.