2 fatalities

Airco Aircraft Charters Piper PA-34-220T Crash Near High Prairie, Alberta

High Prairie, Alberta 07 nm SE, CA

On September 4, 2002, a Piper PA-34-220T (Seneca III) C-FRKZ operated by Airco Aircraft Charters Ltd. was involved in an aviation accident near High Prairie, Alberta 07 nm SE, CA. 2 people were killed. Investigators recorded the probable cause as: The accident was precipitated by an unexplained descent below the 25-mile minimum safe altitude as depicted on the approach plate. It could not be determined why the aircraft descended to ground impact or if it was under the control of the pilot at the time. This summary draws on records from the Transportation Safety Board of Canada (TSB).

Sourcesthe Transportation Safety Board of Canada (TSB)Primary reportUpdated 2026-10-18Data APIEditorial standards

A Piper PA-34-220T (C-FRKZ) crashed into a wooded area near High Prairie, Alberta, killing the pilot and passenger. The aircraft descended below minimum safe altitude during an IFR approach.

Flight Details and Accident Sequence On the day of the accident, an Airco Aircraft Charters Piper PA-34-220T (Seneca III), registration C-FRKZ, departed Edmonton City Centre Airport at 0802 Mountain Daylight Time (MDT) for High Prairie, Alberta. The flight was conducted under instrument flight rules (IFR) with one pilot and one passenger on board. The aircraft was cleared out of controlled airspace near High Prairie at 0843 MDT, with an estimated time of arrival at 0906 MDT. The aircraft did not arrive, and a communications search was initiated. No emergency locator transmitter signal was detected. The aircraft was visually located at 1700 MDT in a densely wooded area approximately seven nautical miles southeast of High Prairie Airport. The pilot and passenger were fatally injured. The aircraft was destroyed by impact forces, with no post-impact fire. The flight was chartered to transport a customer to High Prairie for the day and return to Edmonton in the late afternoon. The pilot was familiar with the route and had performed the trip several times previously. The aircraft levelled off at the planned altitude of 8,000 feet above sea level (asl) approximately 15 minutes after takeoff. Radar data showed the aircraft tracking approximately 295 degrees magnetic at an average ground speed of 165 knots, consistent with cruise performance. At 0843, the aircraft was cleared for the NDB Runway 25 approach at High Prairie. The pilot initiated a descent at 0849, and the last radar return was at 0854, with the aircraft descending through 6,800 feet asl, 33 nautical miles from the airport. The investigation could not determine the flight path from the last radar return to the point of impact or the exact time of the accident. The pilot did not report any malfunctions or anomalies.

Probable cause

The accident was precipitated by an unexplained descent below the 25-mile minimum safe altitude as depicted on the approach plate. It could not be determined why the aircraft descended to ground impact or if it was under the control of the pilot at the time.

Frequently asked questions

What happened in the 4 Sept 2002 Piper PA-34-220T (Seneca III) C-FRKZ accident near High Prairie, Alberta 07 nm SE, CA?

A Piper PA-34-220T (C-FRKZ) crashed into a wooded area near High Prairie, Alberta, killing the pilot and passenger. The aircraft descended below minimum safe altitude during an IFR approach.

Were there any fatalities in the 4 Sept 2002 Piper PA-34-220T (Seneca III) C-FRKZ accident?

The accident was fatal, resulting in 2 fatalities.

What aircraft was involved and where did it happen?

The accident on 4 Sept 2002 involved a Piper PA-34-220T (Seneca III) C-FRKZ, operated by Airco Aircraft Charters Ltd., at High Prairie, Alberta 07 nm SE, CA.

What was the probable cause of the accident?

The accident was precipitated by an unexplained descent below the 25-mile minimum safe altitude as depicted on the approach plate. It could not be determined why the aircraft descended to ground impact or if it was under the control of the pilot at the time.