San Francisco – Winslow

Aircraft ledft San Francisco Airport around 1930LT in good weather conditions. Two hours later, crew encountered deteriorating weather conditions and requested ATC to divert to Los Angeles. At this time, storm activity and icing conditions were reported by the crew. Two minutes later, the aircraft crashed on Mt Buena Vista located in the Yosemite National Park, near Wawona. SAR operations did not find any trace of the aircraft. Walkers eventually found the debris and all dead bodies on 12JUN1938. Crew: John Graves, pilot, C. W. Wallace, copilot, Martha Mae Wilson, stewardess. Passengers: Mr. and Mrs. Walts, Mr. V. Krause, Jay Tracy Dirlam, Mary Louise Dirlam, M. H. Salisbury, a TWA pilot.

Flight / Schedule

San Francisco – Winslow

Aircraft

Douglas DC-2

Registration

NC13789

MSN

1299

Year of Manufacture

1934

Date

March 1, 1938 at 09:30 PM

Type

CRASH

Flight Type

Scheduled Revenue Flight

Flight Phase

Flight

Crash Site

Mountains

Crash Location

Wawona California

Region

North America • United States of America

Coordinates

37.5369°, -119.6549°

Crash Cause

Human factor

Narrative Report

On March 1, 1938 at 09:30 PM, San Francisco – Winslow experienced a crash involving Douglas DC-2, operated by Transcontinental %26 Western Air - TWA, with the event recorded near Wawona California.

The flight was categorized as scheduled revenue flight and the reported phase was flight at a mountains crash site.

9 people were known to be on board, 9 fatalities were recorded, 0 survivors were identified or estimated. This corresponds to an estimated fatality rate of 100.0%.

Crew on board: 3, crew fatalities: 3, passengers on board: 6, passenger fatalities: 6, other fatalities: 0.

The listed crash cause is human factor. Aircraft ledft San Francisco Airport around 1930LT in good weather conditions. Two hours later, crew encountered deteriorating weather conditions and requested ATC to divert to Los Angeles. At this time, storm activity and icing conditions were reported by the crew. Two minutes later, the aircraft crashed on Mt Buena Vista located in the Yosemite National Park, near Wawona. SAR operations did not find any trace of the aircraft. Walkers eventually found the debris and all dead bodies on 12JUN1938. Crew: John Graves, pilot, C. W. Wallace, copilot, Martha Mae Wilson, stewardess. Passengers: Mr. and Mrs. Walts, Mr. V. Krause, Jay Tracy Dirlam, Mary Louise Dirlam, M. H. Salisbury, a TWA pilot.

Aircraft reference details include registration NC13789, MSN 1299, year of manufacture 1934.

Geospatial coordinates for this crash are approximately 37.5369°, -119.6549°.

Fatalities

Total

9

Crew

3

Passengers

6

Other

0

Crash Summary

Aircraft ledft San Francisco Airport around 1930LT in good weather conditions. Two hours later, crew encountered deteriorating weather conditions and requested ATC to divert to Los Angeles. At this time, storm activity and icing conditions were reported by the crew. Two minutes later, the aircraft crashed on Mt Buena Vista located in the Yosemite National Park, near Wawona. SAR operations did not find any trace of the aircraft. Walkers eventually found the debris and all dead bodies on 12JUN1938. Crew: John Graves, pilot, C. W. Wallace, copilot, Martha Mae Wilson, stewardess. Passengers: Mr. and Mrs. Walts, Mr. V. Krause, Jay Tracy Dirlam, Mary Louise Dirlam, M. H. Salisbury, a TWA pilot.

Cause: Human factor

Occupants & Outcome

Crew On Board

3

Passengers On Board

6

Estimated Survivors

0

Fatality Rate

100.0%

Known people on board: 9

Operational Details

Schedule / Flight

San Francisco – Winslow

Flight Type

Scheduled Revenue Flight

Flight Phase

Flight

Crash Site

Mountains

Region / Country

North America • United States of America

Aircraft Details

Aircraft

Douglas DC-2

Registration

NC13789

MSN

1299

Year of Manufacture

1934