# NTSB ANC75AA023: Piper PA-18, N12316, Pontilla Lk, AK, September 10, 1974

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: September 10, 1974
- Place: Pontilla Lk, AK · PONTILLA LK, AK
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 2 serious
- Status: Completed, report September 26, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 134399
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC75AA023
- Page: https://openairdocs.org/ntsb/ANC75AA023

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2516  74/9/10    PONTILLA LK,ALAS    PIPER PA-18         CR-  0  1  0  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1645                    N12316              PX-  0  1  0  AIR TAXI-PASSG            AGE 39, 1114 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            50 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PONTILLA LK,ALAS            ANCHORAGE,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - IMPROPER COMPENSATION FOR WIND CONDITIONS
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
           TERRAIN - HIGH OBSTRUCTIONS
        REMARKS- FLOAT EQUIPPED.HEAVILY LOADED.RISING TERRAIN.LOST CTL IN STEEP TURN.
```

## Aircraft

- Registration: [N12316](https://openairdocs.org/deregistered/N12316-2018-01-02), registration cancelled 2018-01-02, S/N 18-8689, built 1969 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (registry code 7101828) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## 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 19740910034049A](https://openairdocs.org/incident/19740910034049A), Sep 10, 1974: Piper PA18150, Pontilla Lk, AK, Substantial damage. Float equipped. Heavily loaded. Rising terrain. Lost ctl in steep turn.

## Other investigations on N12316 (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 ANC79DAG01](https://openairdocs.org/ntsb/ANC79DAG01), Sep 22, 1978: Piper PA-18 (N12316), Lake Louise, AK, substantial damage

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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