Casualties unknown

Mountain Flight Accident Near Tsale, Arizona (N2587Y)

Tsaile, AZ, US

On April 24, 1995, a Cessna 172D (registration N2587Y) operated by Bob Werra was involved in an aviation accident near Tsaile, AZ. Investigators recorded the probable cause as: THE PILOT'S FAILURE TO MAINTAIN TERRAIN CLEARANCE. FACTORS WERE THE PILOT'S LACK OF MOUNTAIN FLYING EXPERIENCE AND THE RISING TERRAIN. 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

An aircraft departed Page, Arizona, for Addison, Texas, and crashed near Tsale, Arizona. The pilot lacked mountain flying experience, and the aircraft was estimated to be overweight at the time of the accident.

Flight Details and Accident Location The aircraft departed Page Municipal Airport in Page, Arizona, at approximately 0845, with Addison, Texas, as its destination. Planned fuel stops were scheduled at Santa Fe, New Mexico, and Plainview, Texas. No flight plan was filed, and the pilot did not receive a weather briefing. The wreckage was discovered by a Navajo shepherd seven nautical miles east-northeast of Tsale, Arizona, on the western slope of the Chuska Mountains near the summit at an elevation of approximately 9,000 feet. ## Aircraft Condition and Weight At the altitude where the accident occurred, the aircraft was within its designed performance limit. The estimated weight of the aircraft at the time of the accident was 2,316 pounds, while the maximum allowable gross weight was 2,300 pounds. Examination of the aircraft did not reveal any mechanical anomalies. The flight control cables were verified for continuity from the control surfaces through the cabin area. After replacing damaged parts, the engine ran normally. ## Pilot Experience The pilot had no known mountain flying experience. His last known biennial flight review was conducted on October 1, 1991.

Frequently asked questions

What happened in the 24 Apr 1995 Cessna 172D accident near Tsaile, AZ?

An aircraft departed Page, Arizona, for Addison, Texas, and crashed near Tsale, Arizona. The pilot lacked mountain flying experience, and the aircraft was estimated to be overweight at the time of the accident.

What aircraft was involved and where did it happen?

The accident on 24 Apr 1995 involved a Cessna 172D, registration N2587Y, operated by Bob Werra, at Tsaile, AZ.

What was the probable cause of the accident?

THE PILOT'S FAILURE TO MAINTAIN TERRAIN CLEARANCE. FACTORS WERE THE PILOT'S LACK OF MOUNTAIN FLYING EXPERIENCE AND THE RISING TERRAIN.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001207X03279. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.