No fatalities

4 Aug 2008: Cessna 150L — Mitchell S. Pratt — Watertown, SD

Watertown, SD, United States

On 4 Aug 2008, a Cessna 150L operated by Mitchell S. Pratt was involved in an aviation accident near Watertown, SD. No fatalities were reported. Investigators recorded the probable cause as: The pilot's failure to maintain altitude/clearance from terrain during cruise. Contributing to the accident was the night, the haze, and the tall vegetation. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 1778583330Data APIEditorial standards

A pilot reported losing altitude while listening to an automated weather broadcast during a night cross-country flight. After deciding to divert to an alternate, the airplane impacted a cornfield. No mechanical malfunctions were noted.

Accident Narrative

According to the pilot's report, the accident flight was a night cross-country operation. While the pilot was listening to the automated weather service broadcast for the planned destination, a gradual loss of altitude occurred. The pilot was unaware of this descent. Subsequently, the pilot chose to divert to an alternate airport and initiated a turn toward that alternate. During the turn, the airplane continued to descend. Only after the turn did the pilot notice the significant altitude loss. In an attempt to arrest the descent, the pilot pulled back on the control yoke. Shortly thereafter, the airplane impacted a cornfield.

Pilot Report

The pilot stated that no mechanical malfunctions affected the airplane during the accident sequence. As a safety recommendation, the pilot commented that "haze is deceptive," indicating that hazy conditions may have hindered accurate perception of altitude. The report did not specify the aircraft type, registration, date, location, or any injuries.

Contributing factors

Causes

Altitude — Not attained/maintained

Other contributing factors

Contributed to outcome