# NTSB ANC77FA052: Lake LA-4, N1223L, Matanuska Glcr, AK, June 13, 1977

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: June 13, 1977
- Place: Matanuska Glcr, AK · MATANUSKA GLCR, AK
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 4 fatal
- Status: Completed, report January 30, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 146744
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC77FA052
- Page: https://openairdocs.org/ntsb/ANC77FA052

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3809  77/6/13    MATANUSKA GLCR,AK   LAKE LA-4           CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 49, 160
        TIME - UNK/NR                  N1223L              PX-  3  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, UNK/NR IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          ANCHORAGE,AK                ANCHORAGE,AK                 VALDEZ,AK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
        FACTOR(S)
           PILOT IN COMMAND - BECAME LOST/DISORIENTED
           WEATHER - LOW CEILING
           WEATHER - SNOW
        MISSING AIRCRAFT - LATER RECOVERED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     SNOW
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          BLOWING SNOW                                             UNKNOWN/NOT REPORTED
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- RECOVERY DATE 08/16/78.TWO PAX NOT FOUND,PRESUMED FATAL.WITNESS RPT LOW CEILING IN AREA.
```

## Aircraft

- Registration: [N1223L](https://openairdocs.org/deregistered/N1223L-1981-06-06), registration cancelled 1981-06-06, S/N 724 (OpenAirDocs)
- Reported make and model: LAKE LA-4
- Registry model: [Consolidated Aeronautics LAKE LA-4-200](https://openairdocs.org/model/consolidated-aeronautics-lake-la-4-200) (registry code 2400108) (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 19770613041739A](https://openairdocs.org/incident/19770613041739A), Jun 13, 1977: Conaer LA4210, AK, Destroyed, 3 fatal

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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