# NTSB CHI70F0213: Cessna 170A, N1717D, Union Lake, MI, August 18, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 18, 1969
- Place: Union Lake, MI · UNION LAKE, MI
- Location: 42.6148° N, 83.4469° W: Placed by OpenAirDocs: center of Union Lake, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.6148&lon=-83.4469&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report April 14, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 163325
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI70F0213
- Page: https://openairdocs.org/ntsb/CHI70F0213

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3617  69/8/18    UNION LAKE,MICH     CESSNA 170A         CR-  0  0  1  NONCOMMERCIAL             STUDENT, AGE 37, 55 TOTAL
        TIME - 1445                    N1717D              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  HOURS, 0 IN TYPE, NOT
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          CASS LAKE,MICH              UNION LAKE,MICH
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION BEYOND EXPERIENCE/ABILITY LEVEL
           PILOT IN COMMAND - IMPROPER LEVEL OFF
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        REMARKS- PLT HAD NO DUAL IN FLOAT EQUIPPED ACFT. ACFT SANK IN LAKE.
```

## Aircraft

- Registration: [N1717D](https://openairdocs.org/deregistered/N1717D-1970-06-17), registration cancelled 1970-06-17, S/N 20160 (OpenAirDocs)
- Reported make and model: CESSNA 170A
- Registry model: [Cessna 170A](https://openairdocs.org/model/cessna-170a) (registry code 2072304) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

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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