# NTSB SEA79DXK12: Amer Avco AA1-B, N9876L, Chiloquin, OR, May 20, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 20, 1979
- Place: Chiloquin, OR · CHILOQUIN, OR
- Location: 42.5764° N, 121.8678° W: Placed by OpenAirDocs: center of Chiloquin, OR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.5764&lon=-121.8678&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report June 18, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 136196
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA79DXK12
- Page: https://openairdocs.org/ntsb/SEA79DXK12

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0993  79/5/20    CHILOQUIN,OR        AMER AVCO AA1-B     CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 30, 387
        TIME - 1730                    N9876L              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 113 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - CHILOQUIN STATE
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          HILLSBORO,OR                CARSON CITY,NV               CHILOQUIN,OR
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: DIRT BANK                                 TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - DELAYED ACTION IN ABORTING TAKEOFF
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - RAN OFF END OF RUNWAY
           WEATHER - HIGH DENSITY ALTITUDE
           TERRAIN - HIGH OBSTRUCTIONS
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     LIGHT AND VARIABLE
        TEMPERATURE-F                                            TYPE OF WEATHER CONDITIONS
           75                                                      VFR
        TYPE OF FLIGHT PLAN
          VFR
        REMARKS- DENSITY ALT 6100FT.
```

## Aircraft

- Registration: [N9876L](https://openairdocs.org/deregistered/N9876L-2013-05-30), registration cancelled 2013-05-30, S/N AA1B-0476, built 1974 (OpenAirDocs)
- Reported make and model: AMER AVCO AA1-B
- Registry model: [Grumman American Avn. AA-1B](https://openairdocs.org/model/grumman-american-avn-aa-1b) (registry code 3960103) (OpenAirDocs)
- Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Chiloquin State

## 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 19790520009549A](https://openairdocs.org/incident/19790520009549A), May 20, 1979: Gulstm AA1B, Chiloquin, OR, Substantial damage. Insuficient runway for takeoff,delayed in aborting takeoff. Ran off end of runway. Density altitude factor.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.