# Accident 19910115000549A: Cessna 172RG, Hayward, CA, January 15, 1991

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: January 15, 1991, 08:56 local time
- Place: Hayward, CA
- Damage: Destroyed
- Phase of flight: Scud Running
- Operating rules: General operating rules (Part 91)
- Location: 37.6694° N, 122.0793° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=37.6694&lon=-122.0793&mi=10
- Aircraft: N9721B, a cancelled registration (https://openairdocs.org/deregistered/N9721B-1994-07-28) (OpenAirDocs)
- Registry model: Cessna 172RG (registry code 2072438, https://openairdocs.org/model/cessna-172rg) (OpenAirDocs)
- Reported make and model: CESSNA 172RG
- Reported engine: LYC O360F1A6
- People aboard: 1
- Fatal injuries: 1
- Pilot flight hours: 1,703 total
- NTSB investigation: [NTSB LAX91FA074](https://openairdocs.org/ntsb/LAX91FA074) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19910115000549A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

CRASHED INTO BAY DURING LOW ALTITUDE SPECIAL VFR. WRECKAGE INDICATES HIGH SPEED IMPACT. GLASSY WATER VERTIGO FACTOR

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX91FA074](https://openairdocs.org/ntsb/LAX91FA074), Jan 15, 1991: Cessna 172RG (N9721B), Hayward, CA, destroyed, 1 fatal. Probable cause: THE PILOT'S FAILURE TO MAINTAIN ALTITUDE. CONTRIBUTING FACTORS RELATED TO THE PILOT'S IMPROPER VFR PROCEDURES AND HIS MISJUDGED EVALUATION OF THE WEATHER IN DAYLIGHT CONDITIONS. ADDITIONAL FACTORS…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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