# NTSB LAX76AL068: Grumman G-21A, N18CS, Avalon, CA, April 10, 1976

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 10, 1976
- Place: Avalon, CA · AVALON, CA
- Location: 33.3440° N, 118.3214° W: Placed by OpenAirDocs: center of Avalon, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.3440&lon=-118.3214&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 10 uninjured
- Status: Completed, report May 26, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 152998
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX76AL068
- Page: https://openairdocs.org/ntsb/LAX76AL068

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0751  76/4/10  NR.AVALON,CA          GRUMMAN G-21A       CR-  0  0  1  COMMERCIAL                ATP,FLIGHT INSTR., AGE
        TIME - 1620                    N18CS               PX-  0  0  9  AIR TAXI-PASSG            38, 11517 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            1376 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          CAMP FOX,CATALINA,CA        SAN PEDRO,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER EMERGENCY PROCEDURES
           MISCELLANEOUS ACTS,CONDITIONS - INCORRECT TRIM SETTING
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON WATER
        REMARKS- L ENG LOST PWR.DIDNT FEATH PROP.UN MAINTAIN ALT, LND CROSS SWELL.L FLOAT SEP.ACFT SANK IN OCEAN.
```

## Aircraft

- Registration: [N18CS](https://openairdocs.org/deregistered/N18CS-1976-06-16), registration cancelled 1976-06-16, S/N B-59 (OpenAirDocs)
- Reported make and model: GRUMMAN G-21A
- Registry model: [Grumman G-21A](https://openairdocs.org/model/grumman-g-21a) (registry code 3951204) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19760410010669A](https://openairdocs.org/incident/19760410010669A), Apr 10, 1976: Gruman G21A, Avalon, CA, Destroyed. L eng lost pwr. Didnt feath prop. Un maintain alt, lnd cross swell.l float sep. Acft sank in ocean.

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.

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