# Accident 20180709015899A: Grumman Acft Eng Cor-Schweizer G-164B, Colusa, CA, July 9, 2018

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 9, 2018, 11:00 local time
- Place: Colusa, CA
- Damage: Destroyed
- Phase of flight: Cruise/Level Flight
- Operating rules: Agricultural (Part 137)
- Operator: NHUG
- Location: 39.2144° N, 122.0094° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=39.2144&lon=-122.0094&mi=10
- Aircraft: N6696K, registered now (https://openairdocs.org/aircraft/N6696K) (OpenAirDocs)
- Registry model: Grumman Acft ENG Cor-Schweizer G-164B (registry code 3952802, https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164b) (OpenAirDocs)
- Registry engine: Pratt & Whitney R1340 series (registry code 52016, https://openairdocs.org/engine/pratt-whitney-r1340-series) (OpenAirDocs)
- Reported make and model: GRUMMAN ACFT ENG COR-SCHWEIZER G-164B
- Reported engine: P&W R1340 SERIES
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Commercial pilot
- Pilot flight hours: 4,380 total, 2,100 in this make and model, 275 in the last 90 days
- NTSB investigation: [NTSB WPR18LA189](https://openairdocs.org/ntsb/WPR18LA189) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20180709015899A

## Narrative

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

ON JULY 9, 2018, AT APPROXIMATELY 11:00 AM PST.

DURING SEVERAL AERIAL APPLICATION ROUTES OVER A RICE FIELD APPROACH THE PRATT-WHITNEY R-1340 POWERPLANT MADE A LOUD POPPING SOUND ALONG WITH THE ENGINE VIBRATING.

## 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 WPR18LA189](https://openairdocs.org/ntsb/WPR18LA189), Jul 9, 2018: Grumman G164B (N6696K), Colusa, CA, substantial damage. Probable cause: Total loss of engine power for reasons that could not be determined based on the available information.

## Other reports on N6696K (1)

Matched to the same aircraft by N-number and date.

- [Accident 19800308004889A](https://openairdocs.org/incident/19800308004889A), Mar 8, 1980: Gulstm G164B (N6696K), Alvin, TX, Substantial damage. Struck dirt bank near approach end of landing strip. Flipped aircraft. Landed inverted.

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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