Casualties unknown

Night Helicopter Crash Near San Diego, Texas (N15SX)

San Diego, TX, US

On January 12, 1990, a Bell UH-1B (registration N15SX) operated by Coastal Corporation was involved in an aviation accident near San Diego, TX. Investigators recorded the probable cause as: THE PILOT INTENTIONALLY FLEW INTO INSTRUMENT METEOROLOGICAL CONDITIONS DURING NIGHT VFR FLIGHT, AND THE HELICOPTER SUBSEQUENTLY COLLIDED WITH 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

A helicopter crashed at night in dense fog near San Diego, Texas, after the pilot landed to ask directions. The wreckage was found the next day, and no pre-impact mechanical problems were identified.

Incident Overview and Pilot Intentions A helicopter was being operated at night in an area where the temperature and dew point were 64 degrees Fahrenheit. The pilot landed several miles west of San Diego, Texas, and stated that the landing was made because of fog and to ask for directions to another town. The pilot intended to deliver birds for a hunt scheduled for the next day. ## Local Assistance and Departure After landing, the pilot was given directions to another town. He was also told that he could leave the helicopter at that location, and that the birds could be taken to town to wait for someone to drive in and pick them up. Despite this option, the pilot said he believed he could continue to the next town. The helicopter then departed, but it did not arrive at the next town. ## Crash Reports and Search Efforts Hunters reported hearing a crash seven miles west of the departure point. A search was initiated, but after two and a half hours, the search was stopped because of dense fog. The wreckage was found the next day, approximately nine miles west of San Diego, Texas. ## Investigation Findings The investigation found no pre-impact mechanical problems.

Frequently asked questions

What happened in the 12 Jan 1990 Bell UH-1B accident near San Diego, TX?

A helicopter crashed at night in dense fog near San Diego, Texas, after the pilot landed to ask directions. The wreckage was found the next day, and no pre-impact mechanical problems were identified.

What aircraft was involved and where did it happen?

The accident on 12 Jan 1990 involved a Bell UH-1B, registration N15SX, operated by Coastal Corporation, at San Diego, TX.

What was the probable cause of the accident?

THE PILOT INTENTIONALLY FLEW INTO INSTRUMENT METEOROLOGICAL CONDITIONS DURING NIGHT VFR FLIGHT, AND THE HELICOPTER SUBSEQUENTLY COLLIDED WITH TERRAIN.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X22415. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.